yZ[8A{F T :H9 $*ݬW=(
ZY%s% Y2FA32LG,S7gj2}J
2t>/JLbl&!CYg}Zx^6$$
T[r9
s}u=VbTgysT
5˵ʈ;W_@:ES=`E#M.ddJ
Q ]WWg/ 0 {
if v, ok := a[n-1].(error); ok {
err = v
}
}
return &QueryError{
Err: err,
Message: fmt.Sprintf(format, a...),
}
}
func (err *QueryError) Error() string {
if err == nil {
return ""
}
str := fmt.Sprintf("graphql: %s", err.Message)
for _, loc := range err.Locations {
str += fmt.Sprintf(" (line %d, column %d)", loc.Line, loc.Column)
}
return str
}
func (err *QueryError) Unwrap() error {
if err == nil {
return nil
}
return err.Err
}
var _ error = &QueryError{}
graphql-go-1.3.0/errors/errors_test.go 0000664 0000000 0000000 00000002033 14171626705 0020001 0 ustar 00root root 0000000 0000000 package errors
import (
"io"
"testing"
)
// Is is simplified facsimile of the go 1.13 errors.Is to ensure QueryError is compatible
func Is(err, target error) bool {
for err != nil {
if target == err {
return true
}
switch e := err.(type) {
case interface{ Unwrap() error }:
err = e.Unwrap()
default:
break
}
}
return false
}
func TestErrorf(t *testing.T) {
cause := io.EOF
t.Run("wrap error", func(t *testing.T) {
err := Errorf("boom: %v", cause)
if !Is(err, cause) {
t.Fatalf("expected errors.Is to return true")
}
})
t.Run("handles nil", func(t *testing.T) {
var err *QueryError
if Is(err, cause) {
t.Fatalf("expected errors.Is to return false")
}
})
t.Run("handle no arguments", func(t *testing.T) {
err := Errorf("boom")
if Is(err, cause) {
t.Fatalf("expected errors.Is to return false")
}
})
t.Run("handle non-error argument arguments", func(t *testing.T) {
err := Errorf("boom: %v", "shaka")
if Is(err, cause) {
t.Fatalf("expected errors.Is to return false")
}
})
}
graphql-go-1.3.0/errors/panic_handler.go 0000664 0000000 0000000 00000001060 14171626705 0020214 0 ustar 00root root 0000000 0000000 package errors
import (
"context"
)
// PanicHandler is the interface used to create custom panic errors that occur during query execution
type PanicHandler interface {
MakePanicError(ctx context.Context, value interface{}) *QueryError
}
// DefaultPanicHandler is the default PanicHandler
type DefaultPanicHandler struct{}
// MakePanicError creates a new QueryError from a panic that occurred during execution
func (h *DefaultPanicHandler) MakePanicError(ctx context.Context, value interface{}) *QueryError {
return Errorf("panic occurred: %v", value)
}
graphql-go-1.3.0/errors/panic_handler_test.go 0000664 0000000 0000000 00000001146 14171626705 0021260 0 ustar 00root root 0000000 0000000 package errors
import (
"context"
"testing"
)
func TestDefaultPanicHandler(t *testing.T) {
handler := &DefaultPanicHandler{}
qErr := handler.MakePanicError(context.Background(), "foo")
if qErr == nil {
t.Fatal("Panic error must not be nil")
}
const (
expectedMessage = "panic occurred: foo"
expectedError = "graphql: " + expectedMessage
)
if qErr.Error() != expectedError {
t.Errorf("Unexpected panic error message: %q != %q", qErr.Error(), expectedError)
}
if qErr.Message != expectedMessage {
t.Errorf("Unexpected panic QueryError.Message: %q != %q", qErr.Message, expectedMessage)
}
}
graphql-go-1.3.0/example/ 0000775 0000000 0000000 00000000000 14171626705 0015220 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/caching/ 0000775 0000000 0000000 00000000000 14171626705 0016614 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/caching/cache/ 0000775 0000000 0000000 00000000000 14171626705 0017657 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/caching/cache/hint.go 0000664 0000000 0000000 00000003645 14171626705 0021160 0 ustar 00root root 0000000 0000000 // Package cache implements caching of GraphQL requests by allowing resolvers to provide hints about their cacheability,
// which can be used by the transport handlers (e.g. HTTP) to provide caching indicators in the response.
package cache
import (
"context"
"fmt"
"time"
)
type ctxKey string
const (
hintsKey ctxKey = "hints"
)
type scope int
// Cache control scopes.
const (
ScopePublic scope = iota
ScopePrivate
)
const (
hintsBuffer = 20
)
// Hint defines a hint as to how long something should be cached for.
type Hint struct {
MaxAge *time.Duration
Scope scope
}
// String resolves the HTTP Cache-Control value of the Hint.
func (h Hint) String() string {
var s string
switch h.Scope {
case ScopePublic:
s = "public"
case ScopePrivate:
s = "private"
}
return fmt.Sprintf("%s, max-age=%d", s, int(h.MaxAge.Seconds()))
}
// TTL defines the cache duration.
func TTL(d time.Duration) *time.Duration {
return &d
}
// AddHint applies a caching hint to the request context.
func AddHint(ctx context.Context, hint Hint) {
c := hints(ctx)
if c == nil {
return
}
c <- hint
}
// Hintable extends the context with the ability to add cache hints.
func Hintable(ctx context.Context) (hintCtx context.Context, hint <-chan Hint, done func()) {
hints := make(chan Hint, hintsBuffer)
h := make(chan Hint)
go func() {
h <- resolve(hints)
}()
done = func() {
close(hints)
}
return context.WithValue(ctx, hintsKey, hints), h, done
}
func hints(ctx context.Context) chan Hint {
h, ok := ctx.Value(hintsKey).(chan Hint)
if !ok {
return nil
}
return h
}
func resolve(hints <-chan Hint) Hint {
var minAge *time.Duration
s := ScopePublic
for h := range hints {
if h.Scope == ScopePrivate {
s = h.Scope
}
if h.MaxAge != nil && (minAge == nil || *h.MaxAge < *minAge) {
minAge = h.MaxAge
}
}
if minAge == nil {
var noCache time.Duration
minAge = &noCache
}
return Hint{MaxAge: minAge, Scope: s}
}
graphql-go-1.3.0/example/caching/caching.go 0000664 0000000 0000000 00000001427 14171626705 0020543 0 ustar 00root root 0000000 0000000 package caching
import (
"context"
"time"
"github.com/graph-gophers/graphql-go/example/caching/cache"
)
const Schema = `
schema {
query: Query
}
type Query {
hello(name: String!): String!
me: UserProfile!
}
type UserProfile {
name: String!
}
`
type Resolver struct{}
func (r Resolver) Hello(ctx context.Context, args struct{ Name string }) string {
cache.AddHint(ctx, cache.Hint{MaxAge: cache.TTL(1 * time.Hour), Scope: cache.ScopePublic})
return "Hello " + args.Name + "!"
}
func (r Resolver) Me(ctx context.Context) *UserProfile {
cache.AddHint(ctx, cache.Hint{MaxAge: cache.TTL(1 * time.Minute), Scope: cache.ScopePrivate})
return &UserProfile{name: "World"}
}
type UserProfile struct {
name string
}
func (p *UserProfile) Name() string {
return p.name
}
graphql-go-1.3.0/example/caching/server/ 0000775 0000000 0000000 00000000000 14171626705 0020122 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/caching/server/server.go 0000664 0000000 0000000 00000007753 14171626705 0021773 0 ustar 00root root 0000000 0000000 package main
import (
"encoding/json"
"fmt"
"log"
"net/http"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/caching"
"github.com/graph-gophers/graphql-go/example/caching/cache"
)
var schema *graphql.Schema
func init() {
schema = graphql.MustParseSchema(caching.Schema, &caching.Resolver{})
}
func main() {
http.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write(page)
}))
http.Handle("/query", &Handler{Schema: schema})
log.Fatal(http.ListenAndServe(":8080", nil))
}
type Handler struct {
Schema *graphql.Schema
}
func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
p, ok := h.parseRequest(w, r)
if !ok {
return
}
var response *graphql.Response
var hint *cache.Hint
if cacheable(r) {
ctx, hints, done := cache.Hintable(r.Context())
response = h.Schema.Exec(ctx, p.Query, p.OperationName, p.Variables)
done()
v := <-hints
hint = &v
} else {
response = h.Schema.Exec(r.Context(), p.Query, p.OperationName, p.Variables)
}
responseJSON, err := json.Marshal(response)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
if hint != nil {
w.Header().Set("Cache-Control", hint.String())
}
w.Header().Set("Content-Type", "application/json")
w.Write(responseJSON)
}
func (h *Handler) parseRequest(w http.ResponseWriter, r *http.Request) (params, bool) {
var p params
switch r.Method {
case http.MethodGet:
q := r.URL.Query()
if p.Query = q.Get("query"); p.Query == "" {
http.Error(w, "A non-empty 'query' parameter is required", http.StatusBadRequest)
return params{}, false
}
p.OperationName = q.Get("operationName")
if vars := q.Get("variables"); vars != "" {
if err := json.Unmarshal([]byte(vars), &p.Variables); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return params{}, false
}
}
return p, true
case http.MethodPost:
if err := json.NewDecoder(r.Body).Decode(&p); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return params{}, false
}
return p, true
default:
http.Error(w, fmt.Sprintf("unsupported HTTP method: %s", r.Method), http.StatusMethodNotAllowed)
return params{}, false
}
}
func cacheable(r *http.Request) bool {
return r.Method == http.MethodGet
}
type params struct {
Query string `json:"query"`
OperationName string `json:"operationName"`
Variables map[string]interface{} `json:"variables"`
}
var page = []byte(`
Loading...
`)
graphql-go-1.3.0/example/customerrors/ 0000775 0000000 0000000 00000000000 14171626705 0017767 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/customerrors/server/ 0000775 0000000 0000000 00000000000 14171626705 0021275 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/customerrors/server/server.go 0000664 0000000 0000000 00000003571 14171626705 0023140 0 ustar 00root root 0000000 0000000 package main
import (
"log"
"net/http"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/customerrors"
"github.com/graph-gophers/graphql-go/relay"
)
var schema *graphql.Schema
func init() {
schema = graphql.MustParseSchema(customerrors.Schema, &customerrors.Resolver{})
}
func main() {
http.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write(page)
}))
http.Handle("/query", &relay.Handler{Schema: schema})
log.Fatal(http.ListenAndServe(":8080", nil))
}
var page = []byte(`
Loading...
`)
graphql-go-1.3.0/example/customerrors/starwars.go 0000664 0000000 0000000 00000002556 14171626705 0022174 0 ustar 00root root 0000000 0000000 package customerrors
import (
"fmt"
"github.com/graph-gophers/graphql-go"
)
var Schema = `
schema {
query: Query
}
type Query {
droid(id: ID!): Droid!
}
# An autonomous mechanical character in the Star Wars universe
type Droid {
# The ID of the droid
id: ID!
# What others call this droid
name: String!
}
`
type droid struct {
ID graphql.ID
Name string
}
var droids = []*droid{
{ID: "2000", Name: "C-3PO"},
{ID: "2001", Name: "R2-D2"},
}
var droidData = make(map[graphql.ID]*droid)
func init() {
for _, d := range droids {
droidData[d.ID] = d
}
}
type Resolver struct{}
func (r *Resolver) Droid(args struct{ ID graphql.ID }) (*droidResolver, error) {
if d := droidData[args.ID]; d != nil {
return &droidResolver{d: d}, nil
}
return nil, &droidNotFoundError{Code: "NotFound", Message: "This is not the droid you are looking for"}
}
type droidResolver struct {
d *droid
}
func (r *droidResolver) ID() graphql.ID {
return r.d.ID
}
func (r *droidResolver) Name() string {
return r.d.Name
}
type droidNotFoundError struct {
Code string `json:"code"`
Message string `json:"message"`
}
func (e droidNotFoundError) Error() string {
return fmt.Sprintf("error [%s]: %s", e.Code, e.Message)
}
func (e droidNotFoundError) Extensions() map[string]interface{} {
return map[string]interface{}{
"code": e.Code,
"message": e.Message,
}
}
graphql-go-1.3.0/example/scalar_map/ 0000775 0000000 0000000 00000000000 14171626705 0017322 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/scalar_map/server.go 0000664 0000000 0000000 00000001302 14171626705 0021153 0 ustar 00root root 0000000 0000000 package main
import (
"fmt"
"log"
"net/http"
graphql "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/scalar_map/types"
"github.com/graph-gophers/graphql-go/relay"
)
type Args struct {
Name string
Data types.Map
}
type mutation struct{}
func (_ *mutation) Hello(args Args) string {
fmt.Println(args)
return "Args accept!"
}
func main() {
s := `
scalar Map
type Query {}
type Mutation {
hello(
name: String!
data: Map!
): String!
}
`
schema := graphql.MustParseSchema(s, &mutation{})
http.Handle("/query", &relay.Handler{Schema: schema})
log.Println("Listen in port :8080")
log.Fatal(http.ListenAndServe(":8080", nil))
}
graphql-go-1.3.0/example/scalar_map/types/ 0000775 0000000 0000000 00000000000 14171626705 0020466 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/scalar_map/types/map.go 0000664 0000000 0000000 00000000473 14171626705 0021576 0 ustar 00root root 0000000 0000000 package types
import "fmt"
type Map map[string]interface{}
func (Map) ImplementsGraphQLType(name string) bool {
return name == "Map"
}
func (j *Map) UnmarshalGraphQL(input interface{}) error {
json, ok := input.(map[string]interface{})
if !ok {
return fmt.Errorf("wrong type")
}
*j = json
return nil
}
graphql-go-1.3.0/example/social/ 0000775 0000000 0000000 00000000000 14171626705 0016472 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/social/README.md 0000664 0000000 0000000 00000000304 14171626705 0017746 0 ustar 00root root 0000000 0000000 ### Social App
A simple example of how to use struct fields as resolvers instead of methods.
To run this server
`go run ./example/social/server/server.go`
and go to localhost:9011 to interact
graphql-go-1.3.0/example/social/introspect.json 0000664 0000000 0000000 00000117020 14171626705 0021560 0 ustar 00root root 0000000 0000000 {
"__schema": {
"directives": [
{
"args": [
{
"defaultValue": "\"No longer supported\"",
"description": "Explains why this element was deprecated, usually also including a suggestion\nfor how to access supported similar data. Formatted in\n[Markdown](https://daringfireball.net/projects/markdown/).",
"name": "reason",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"description": "Marks an element of a GraphQL schema as no longer supported.",
"locations": [
"FIELD_DEFINITION",
"ENUM_VALUE"
],
"name": "deprecated"
},
{
"args": [
{
"defaultValue": null,
"description": "Included when true.",
"name": "if",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
}
],
"description": "Directs the executor to include this field or fragment only when the `if` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"name": "include"
},
{
"args": [
{
"defaultValue": null,
"description": "Skipped when true.",
"name": "if",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
}
],
"description": "Directs the executor to skip this field or fragment when the `if` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"name": "skip"
}
],
"mutationType": null,
"queryType": {
"name": "Query"
},
"subscriptionType": null,
"types": [
{
"description": null,
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "role",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Role",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": null,
"kind": "INTERFACE",
"name": "Admin",
"possibleTypes": [
{
"kind": "OBJECT",
"name": "User",
"ofType": null
}
]
},
{
"description": "The `Boolean` scalar type represents `true` or `false`.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Boolean",
"possibleTypes": null
},
{
"description": "The `Float` scalar type represents signed double-precision fractional values as specified by [IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Float",
"possibleTypes": null
},
{
"description": "The `ID` scalar type represents a unique identifier, often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as `\"4\"`) or integer (such as `4`) input value will be accepted as an ID.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "ID",
"possibleTypes": null
},
{
"description": "The `Int` scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Int",
"possibleTypes": null
},
{
"description": null,
"enumValues": null,
"fields": null,
"inputFields": [
{
"defaultValue": null,
"description": null,
"name": "first",
"type": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
},
{
"defaultValue": null,
"description": null,
"name": "last",
"type": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
}
],
"interfaces": null,
"kind": "INPUT_OBJECT",
"name": "Pagination",
"possibleTypes": null
},
{
"description": null,
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": null,
"kind": "INTERFACE",
"name": "Person",
"possibleTypes": [
{
"kind": "OBJECT",
"name": "User",
"ofType": null
}
]
},
{
"description": null,
"enumValues": null,
"fields": [
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"defaultValue": "ADMIN",
"description": null,
"name": "role",
"type": {
"kind": "ENUM",
"name": "Role",
"ofType": null
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "admin",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "INTERFACE",
"name": "Admin",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "user",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "User",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "text",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "search",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "UNION",
"name": "SearchResult",
"ofType": null
}
}
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "Query",
"possibleTypes": null
},
{
"description": null,
"enumValues": [
{
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "ADMIN"
},
{
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "USER"
}
],
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "ENUM",
"name": "Role",
"possibleTypes": null
},
{
"description": null,
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "UNION",
"name": "SearchResult",
"possibleTypes": [
{
"kind": "OBJECT",
"name": "User",
"ofType": null
}
]
},
{
"description": "The `String` scalar type represents textual data, represented as UTF-8 character sequences. The String type is most often used by GraphQL to represent free-form human-readable text.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "String",
"possibleTypes": null
},
{
"description": null,
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Time",
"possibleTypes": null
},
{
"description": null,
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "email",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "role",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Role",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "phone",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "address",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "page",
"type": {
"kind": "INPUT_OBJECT",
"name": "Pagination",
"ofType": null
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "friends",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "User",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "createdAt",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Time",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": [
{
"kind": "INTERFACE",
"name": "Admin",
"ofType": null
},
{
"kind": "INTERFACE",
"name": "Person",
"ofType": null
}
],
"kind": "OBJECT",
"name": "User",
"possibleTypes": null
},
{
"description": "A Directive provides a way to describe alternate runtime execution and type validation behavior in a GraphQL document.\n\nIn some cases, you need to provide options to alter GraphQL's execution behavior\nin ways field arguments will not suffice, such as conditionally including or\nskipping a field. Directives provide this by describing additional information\nto the executor.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "description",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "locations",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "__DirectiveLocation",
"ofType": null
}
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "args",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__InputValue",
"ofType": null
}
}
}
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__Directive",
"possibleTypes": null
},
{
"description": "A Directive can be adjacent to many parts of the GraphQL language, a\n__DirectiveLocation describes one such possible adjacencies.",
"enumValues": [
{
"deprecationReason": null,
"description": "Location adjacent to a query operation.",
"isDeprecated": false,
"name": "QUERY"
},
{
"deprecationReason": null,
"description": "Location adjacent to a mutation operation.",
"isDeprecated": false,
"name": "MUTATION"
},
{
"deprecationReason": null,
"description": "Location adjacent to a subscription operation.",
"isDeprecated": false,
"name": "SUBSCRIPTION"
},
{
"deprecationReason": null,
"description": "Location adjacent to a field.",
"isDeprecated": false,
"name": "FIELD"
},
{
"deprecationReason": null,
"description": "Location adjacent to a fragment definition.",
"isDeprecated": false,
"name": "FRAGMENT_DEFINITION"
},
{
"deprecationReason": null,
"description": "Location adjacent to a fragment spread.",
"isDeprecated": false,
"name": "FRAGMENT_SPREAD"
},
{
"deprecationReason": null,
"description": "Location adjacent to an inline fragment.",
"isDeprecated": false,
"name": "INLINE_FRAGMENT"
},
{
"deprecationReason": null,
"description": "Location adjacent to a schema definition.",
"isDeprecated": false,
"name": "SCHEMA"
},
{
"deprecationReason": null,
"description": "Location adjacent to a scalar definition.",
"isDeprecated": false,
"name": "SCALAR"
},
{
"deprecationReason": null,
"description": "Location adjacent to an object type definition.",
"isDeprecated": false,
"name": "OBJECT"
},
{
"deprecationReason": null,
"description": "Location adjacent to a field definition.",
"isDeprecated": false,
"name": "FIELD_DEFINITION"
},
{
"deprecationReason": null,
"description": "Location adjacent to an argument definition.",
"isDeprecated": false,
"name": "ARGUMENT_DEFINITION"
},
{
"deprecationReason": null,
"description": "Location adjacent to an interface definition.",
"isDeprecated": false,
"name": "INTERFACE"
},
{
"deprecationReason": null,
"description": "Location adjacent to a union definition.",
"isDeprecated": false,
"name": "UNION"
},
{
"deprecationReason": null,
"description": "Location adjacent to an enum definition.",
"isDeprecated": false,
"name": "ENUM"
},
{
"deprecationReason": null,
"description": "Location adjacent to an enum value definition.",
"isDeprecated": false,
"name": "ENUM_VALUE"
},
{
"deprecationReason": null,
"description": "Location adjacent to an input object type definition.",
"isDeprecated": false,
"name": "INPUT_OBJECT"
},
{
"deprecationReason": null,
"description": "Location adjacent to an input object field definition.",
"isDeprecated": false,
"name": "INPUT_FIELD_DEFINITION"
}
],
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "ENUM",
"name": "__DirectiveLocation",
"possibleTypes": null
},
{
"description": "One possible value for a given Enum. Enum values are unique values, not a\nplaceholder for a string or numeric value. However an Enum value is returned in\na JSON response as a string.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "description",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "isDeprecated",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "deprecationReason",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__EnumValue",
"possibleTypes": null
},
{
"description": "Object and Interface types are described by a list of Fields, each of which has\na name, potentially a list of arguments, and a return type.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "description",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "args",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__InputValue",
"ofType": null
}
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "type",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "isDeprecated",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "deprecationReason",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__Field",
"possibleTypes": null
},
{
"description": "Arguments provided to Fields or Directives and the input fields of an\nInputObject are represented as Input Values which describe their type and\noptionally a default value.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "description",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "type",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "A GraphQL-formatted string representing the default value for this input value.",
"isDeprecated": false,
"name": "defaultValue",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__InputValue",
"possibleTypes": null
},
{
"description": "A GraphQL Schema defines the capabilities of a GraphQL server. It exposes all\navailable types and directives on the server, as well as the entry points for\nquery, mutation, and subscription operations.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "A list of all types supported by this server.",
"isDeprecated": false,
"name": "types",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The type that query operations will be rooted at.",
"isDeprecated": false,
"name": "queryType",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "If this server supports mutation, the type that mutation operations will be rooted at.",
"isDeprecated": false,
"name": "mutationType",
"type": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": "If this server support subscription, the type that subscription operations will be rooted at.",
"isDeprecated": false,
"name": "subscriptionType",
"type": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": "A list of all directives supported by this server.",
"isDeprecated": false,
"name": "directives",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Directive",
"ofType": null
}
}
}
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__Schema",
"possibleTypes": null
},
{
"description": "The fundamental unit of any GraphQL Schema is the type. There are many kinds of\ntypes in GraphQL as represented by the `__TypeKind` enum.\n\nDepending on the kind of a type, certain fields describe information about that\ntype. Scalar types provide no information beyond a name and description, while\nEnum types provide their values. Object and Interface types provide the fields\nthey describe. Abstract types, Union and Interface, provide the Object types\npossible at runtime. List and NonNull types compose other types.",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "kind",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "__TypeKind",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "name",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "description",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
},
{
"args": [
{
"defaultValue": "false",
"description": null,
"name": "includeDeprecated",
"type": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "fields",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
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"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Field",
"ofType": null
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "interfaces",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "possibleTypes",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
}
},
{
"args": [
{
"defaultValue": "false",
"description": null,
"name": "includeDeprecated",
"type": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "enumValues",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__EnumValue",
"ofType": null
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "inputFields",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "__InputValue",
"ofType": null
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "ofType",
"type": {
"kind": "OBJECT",
"name": "__Type",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "__Type",
"possibleTypes": null
},
{
"description": "An enum describing what kind of type a given `__Type` is.",
"enumValues": [
{
"deprecationReason": null,
"description": "Indicates this type is a scalar.",
"isDeprecated": false,
"name": "SCALAR"
},
{
"deprecationReason": null,
"description": "Indicates this type is an object. `fields` and `interfaces` are valid fields.",
"isDeprecated": false,
"name": "OBJECT"
},
{
"deprecationReason": null,
"description": "Indicates this type is an interface. `fields` and `possibleTypes` are valid fields.",
"isDeprecated": false,
"name": "INTERFACE"
},
{
"deprecationReason": null,
"description": "Indicates this type is a union. `possibleTypes` is a valid field.",
"isDeprecated": false,
"name": "UNION"
},
{
"deprecationReason": null,
"description": "Indicates this type is an enum. `enumValues` is a valid field.",
"isDeprecated": false,
"name": "ENUM"
},
{
"deprecationReason": null,
"description": "Indicates this type is an input object. `inputFields` is a valid field.",
"isDeprecated": false,
"name": "INPUT_OBJECT"
},
{
"deprecationReason": null,
"description": "Indicates this type is a list. `ofType` is a valid field.",
"isDeprecated": false,
"name": "LIST"
},
{
"deprecationReason": null,
"description": "Indicates this type is a non-null. `ofType` is a valid field.",
"isDeprecated": false,
"name": "NON_NULL"
}
],
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "ENUM",
"name": "__TypeKind",
"possibleTypes": null
}
]
}
} graphql-go-1.3.0/example/social/server/ 0000775 0000000 0000000 00000000000 14171626705 0020000 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/social/server/server.go 0000664 0000000 0000000 00000003633 14171626705 0021642 0 ustar 00root root 0000000 0000000 package main
import (
"log"
"net/http"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/social"
"github.com/graph-gophers/graphql-go/relay"
)
func main() {
opts := []graphql.SchemaOpt{graphql.UseFieldResolvers(), graphql.MaxParallelism(20)}
schema := graphql.MustParseSchema(social.Schema, &social.Resolver{}, opts...)
http.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write(page)
}))
http.Handle("/query", &relay.Handler{Schema: schema})
log.Fatal(http.ListenAndServe(":9011", nil))
}
var page = []byte(`
Loading...
`)
graphql-go-1.3.0/example/social/social.go 0000664 0000000 0000000 00000010353 14171626705 0020275 0 ustar 00root root 0000000 0000000 package social
import (
"context"
"errors"
"fmt"
"strings"
"time"
"github.com/graph-gophers/graphql-go"
)
const Schema = `
schema {
query: Query
}
type Query {
admin(id: ID!, role: Role = ADMIN): Admin!
user(id: ID!): User!
search(text: String!): [SearchResult]!
}
interface Admin {
id: ID!
name: String!
role: Role!
}
interface Person {
name: String!
}
scalar Time
type User implements Admin & Person {
id: ID!
name: String!
email: String!
role: Role!
phone: String!
address: [String!]
friends(page: Pagination): [User]
createdAt: Time!
}
input Pagination {
first: Int
last: Int
}
enum Role {
ADMIN
USER
}
union SearchResult = User
`
type page struct {
First *float64
Last *float64
}
type admin interface {
ID() graphql.ID
Name() string
Role() string
}
type adminResolver struct {
admin
}
func (r *adminResolver) ToUser() (*user, bool) {
n, ok := r.admin.(user)
return &n, ok
}
type searchResult struct {
result interface{}
}
func (r *searchResult) ToUser() (*user, bool) {
res, ok := r.result.(*user)
return res, ok
}
type contact struct {
Email string
Phone string
}
type user struct {
IDField string
NameField string
RoleField string
Address *[]string
Friends *[]*user
CreatedAt graphql.Time
contact
}
func (u user) ID() graphql.ID {
return graphql.ID(u.IDField)
}
func (u user) Name() string {
return u.NameField
}
func (u user) Role() string {
return u.RoleField
}
func (u user) FriendsResolver(args struct{ Page *page }) (*[]*user, error) {
var from int
numFriends := len(*u.Friends)
to := numFriends
if args.Page != nil {
if args.Page.First != nil {
from = int(*args.Page.First)
if from > numFriends {
return nil, errors.New("not enough users")
}
}
if args.Page.Last != nil {
to = int(*args.Page.Last)
if to == 0 || to > numFriends {
to = numFriends
}
}
}
friends := (*u.Friends)[from:to]
return &friends, nil
}
var users = []*user{
{
IDField: "0x01",
NameField: "Albus Dumbledore",
RoleField: "ADMIN",
Address: &[]string{"Office @ Hogwarts", "where Horcruxes are"},
CreatedAt: graphql.Time{Time: time.Now()},
contact: contact{
Email: "Albus@hogwarts.com",
Phone: "000-000-0000",
},
},
{
IDField: "0x02",
NameField: "Harry Potter",
RoleField: "USER",
Address: &[]string{"123 dorm room @ Hogwarts", "456 random place"},
CreatedAt: graphql.Time{Time: time.Now()},
contact: contact{
Email: "harry@hogwarts.com",
Phone: "000-000-0001",
},
},
{
IDField: "0x03",
NameField: "Hermione Granger",
RoleField: "USER",
Address: &[]string{"233 dorm room @ Hogwarts", "786 @ random place"},
CreatedAt: graphql.Time{Time: time.Now()},
contact: contact{
Email: "hermione@hogwarts.com",
Phone: "000-000-0011",
},
},
{
IDField: "0x04",
NameField: "Ronald Weasley",
RoleField: "USER",
Address: &[]string{"411 dorm room @ Hogwarts", "981 @ random place"},
CreatedAt: graphql.Time{Time: time.Now()},
contact: contact{
Email: "ronald@hogwarts.com",
Phone: "000-000-0111",
},
},
}
var usersMap = make(map[string]*user)
func init() {
users[0].Friends = &[]*user{users[1]}
users[1].Friends = &[]*user{users[0], users[2], users[3]}
users[2].Friends = &[]*user{users[1], users[3]}
users[3].Friends = &[]*user{users[1], users[2]}
for _, usr := range users {
usersMap[usr.IDField] = usr
}
}
type Resolver struct{}
func (r *Resolver) Admin(ctx context.Context, args struct {
ID string
Role string
}) (*adminResolver, error) {
if usr, ok := usersMap[args.ID]; ok {
if usr.RoleField == args.Role {
return &adminResolver{*usr}, nil
}
}
err := fmt.Errorf("user with id=%s and role=%s does not exist", args.ID, args.Role)
return nil, err
}
func (r *Resolver) User(ctx context.Context, args struct{ Id string }) (user, error) {
if usr, ok := usersMap[args.Id]; ok {
return *usr, nil
}
err := fmt.Errorf("user with id=%s does not exist", args.Id)
return user{}, err
}
func (r *Resolver) Search(ctx context.Context, args struct{ Text string }) ([]*searchResult, error) {
var result []*searchResult
for _, usr := range users {
if strings.Contains(usr.NameField, args.Text) {
result = append(result, &searchResult{usr})
}
}
return result, nil
}
graphql-go-1.3.0/example/starwars/ 0000775 0000000 0000000 00000000000 14171626705 0017066 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/starwars/introspect.json 0000664 0000000 0000000 00000164203 14171626705 0022161 0 ustar 00root root 0000000 0000000 {
"__schema": {
"directives": [
{
"args": [
{
"defaultValue": "\"No longer supported\"",
"description": "Explains why this element was deprecated, usually also including a suggestion\nfor how to access supported similar data. Formatted in\n[Markdown](https://daringfireball.net/projects/markdown/).",
"name": "reason",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"description": "Marks an element of a GraphQL schema as no longer supported.",
"locations": [
"FIELD_DEFINITION",
"ENUM_VALUE"
],
"name": "deprecated"
},
{
"args": [
{
"defaultValue": null,
"description": "Included when true.",
"name": "if",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
}
],
"description": "Directs the executor to include this field or fragment only when the `if` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"name": "include"
},
{
"args": [
{
"defaultValue": null,
"description": "Skipped when true.",
"name": "if",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
}
],
"description": "Directs the executor to skip this field or fragment when the `if` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"name": "skip"
}
],
"mutationType": {
"name": "Mutation"
},
"queryType": {
"name": "Query"
},
"subscriptionType": null,
"types": [
{
"description": "The `Boolean` scalar type represents `true` or `false`.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Boolean",
"possibleTypes": null
},
{
"description": "A character from the Star Wars universe",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "The ID of the character",
"isDeprecated": false,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The name of the character",
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The friends of the character, or an empty list if they have none",
"isDeprecated": false,
"name": "friends",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "first",
"type": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
},
{
"defaultValue": null,
"description": null,
"name": "after",
"type": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
],
"deprecationReason": null,
"description": "The friends of the character exposed as a connection with edges",
"isDeprecated": false,
"name": "friendsConnection",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "FriendsConnection",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The movies this character appears in",
"isDeprecated": false,
"name": "appearsIn",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
}
}
}
],
"inputFields": null,
"interfaces": null,
"kind": "INTERFACE",
"name": "Character",
"possibleTypes": [
{
"kind": "OBJECT",
"name": "Human",
"ofType": null
},
{
"kind": "OBJECT",
"name": "Droid",
"ofType": null
}
]
},
{
"description": "An autonomous mechanical character in the Star Wars universe",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "The ID of the droid",
"isDeprecated": false,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "What others call this droid",
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "This droid's friends, or an empty list if they have none",
"isDeprecated": false,
"name": "friends",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "first",
"type": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
},
{
"defaultValue": null,
"description": null,
"name": "after",
"type": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
],
"deprecationReason": null,
"description": "The friends of the droid exposed as a connection with edges",
"isDeprecated": false,
"name": "friendsConnection",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "FriendsConnection",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The movies this droid appears in",
"isDeprecated": false,
"name": "appearsIn",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "This droid's primary function",
"isDeprecated": false,
"name": "primaryFunction",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [
{
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
],
"kind": "OBJECT",
"name": "Droid",
"possibleTypes": null
},
{
"description": "The episodes in the Star Wars trilogy",
"enumValues": [
{
"deprecationReason": null,
"description": "Star Wars Episode IV: A New Hope, released in 1977.",
"isDeprecated": false,
"name": "NEWHOPE"
},
{
"deprecationReason": null,
"description": "Star Wars Episode V: The Empire Strikes Back, released in 1980.",
"isDeprecated": false,
"name": "EMPIRE"
},
{
"deprecationReason": null,
"description": "Star Wars Episode VI: Return of the Jedi, released in 1983.",
"isDeprecated": false,
"name": "JEDI"
}
],
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "ENUM",
"name": "Episode",
"possibleTypes": null
},
{
"description": "The `Float` scalar type represents signed double-precision fractional values as specified by [IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Float",
"possibleTypes": null
},
{
"description": "A connection object for a character's friends",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "The total number of friends",
"isDeprecated": false,
"name": "totalCount",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The edges for each of the character's friends.",
"isDeprecated": false,
"name": "edges",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "FriendsEdge",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "A list of the friends, as a convenience when edges are not needed.",
"isDeprecated": false,
"name": "friends",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "Information for paginating this connection",
"isDeprecated": false,
"name": "pageInfo",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "PageInfo",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "FriendsConnection",
"possibleTypes": null
},
{
"description": "An edge object for a character's friends",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "A cursor used for pagination",
"isDeprecated": false,
"name": "cursor",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The character represented by this friendship edge",
"isDeprecated": false,
"name": "node",
"type": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "FriendsEdge",
"possibleTypes": null
},
{
"description": "A humanoid creature from the Star Wars universe",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "The ID of the human",
"isDeprecated": false,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "What this human calls themselves",
"isDeprecated": false,
"name": "name",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": "METER",
"description": null,
"name": "unit",
"type": {
"kind": "ENUM",
"name": "LengthUnit",
"ofType": null
}
}
],
"deprecationReason": null,
"description": "Height in the preferred unit, default is meters",
"isDeprecated": false,
"name": "height",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Float",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "Mass in kilograms, or null if unknown",
"isDeprecated": false,
"name": "mass",
"type": {
"kind": "SCALAR",
"name": "Float",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": "This human's friends, or an empty list if they have none",
"isDeprecated": false,
"name": "friends",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "first",
"type": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
},
{
"defaultValue": null,
"description": null,
"name": "after",
"type": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
],
"deprecationReason": null,
"description": "The friends of the human exposed as a connection with edges",
"isDeprecated": false,
"name": "friendsConnection",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "FriendsConnection",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The movies this human appears in",
"isDeprecated": false,
"name": "appearsIn",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "A list of starships this person has piloted, or an empty list if none",
"isDeprecated": false,
"name": "starships",
"type": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "Starship",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": [
{
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
],
"kind": "OBJECT",
"name": "Human",
"possibleTypes": null
},
{
"description": "The `ID` scalar type represents a unique identifier, often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as `\"4\"`) or integer (such as `4`) input value will be accepted as an ID.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "ID",
"possibleTypes": null
},
{
"description": "The `Int` scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.",
"enumValues": null,
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "SCALAR",
"name": "Int",
"possibleTypes": null
},
{
"description": "Units of height",
"enumValues": [
{
"deprecationReason": null,
"description": "The standard unit around the world",
"isDeprecated": false,
"name": "METER"
},
{
"deprecationReason": null,
"description": "Primarily used in the United States",
"isDeprecated": false,
"name": "FOOT"
}
],
"fields": null,
"inputFields": null,
"interfaces": null,
"kind": "ENUM",
"name": "LengthUnit",
"possibleTypes": null
},
{
"description": "The mutation type, represents all updates we can make to our data",
"enumValues": null,
"fields": [
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "episode",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
},
{
"defaultValue": null,
"description": null,
"name": "review",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "INPUT_OBJECT",
"name": "ReviewInput",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "createReview",
"type": {
"kind": "OBJECT",
"name": "Review",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "Mutation",
"possibleTypes": null
},
{
"description": "Information for paginating this connection",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "startCursor",
"type": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "endCursor",
"type": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
},
{
"args": [],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "hasNextPage",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Boolean",
"ofType": null
}
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "PageInfo",
"possibleTypes": null
},
{
"description": "The query type, represents all of the entry points into our object graph",
"enumValues": null,
"fields": [
{
"args": [
{
"defaultValue": "NEWHOPE",
"description": null,
"name": "episode",
"type": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "hero",
"type": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "episode",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "ENUM",
"name": "Episode",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "reviews",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "OBJECT",
"name": "Review",
"ofType": null
}
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "text",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "search",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "LIST",
"name": null,
"ofType": {
"kind": "UNION",
"name": "SearchResult",
"ofType": null
}
}
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "character",
"type": {
"kind": "INTERFACE",
"name": "Character",
"ofType": null
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "droid",
"type": {
"kind": "OBJECT",
"name": "Droid",
"ofType": null
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "ID",
"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "human",
"type": {
"kind": "OBJECT",
"name": "Human",
"ofType": null
}
},
{
"args": [
{
"defaultValue": null,
"description": null,
"name": "id",
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"ofType": null
}
}
}
],
"deprecationReason": null,
"description": null,
"isDeprecated": false,
"name": "starship",
"type": {
"kind": "OBJECT",
"name": "Starship",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
"name": "Query",
"possibleTypes": null
},
{
"description": "Represents a review for a movie",
"enumValues": null,
"fields": [
{
"args": [],
"deprecationReason": null,
"description": "The number of stars this review gave, 1-5",
"isDeprecated": false,
"name": "stars",
"type": {
"kind": "NON_NULL",
"name": null,
"ofType": {
"kind": "SCALAR",
"name": "Int",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "Comment about the movie",
"isDeprecated": false,
"name": "commentary",
"type": {
"kind": "SCALAR",
"name": "String",
"ofType": null
}
}
],
"inputFields": null,
"interfaces": [],
"kind": "OBJECT",
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"possibleTypes": null
},
{
"description": "The input object sent when someone is creating a new review",
"enumValues": null,
"fields": null,
"inputFields": [
{
"defaultValue": null,
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}
}
},
{
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"ofType": null
}
}
],
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"possibleTypes": null
},
{
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"enumValues": null,
"fields": null,
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"kind": "UNION",
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{
"kind": "OBJECT",
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"ofType": null
},
{
"kind": "OBJECT",
"name": "Droid",
"ofType": null
},
{
"kind": "OBJECT",
"name": "Starship",
"ofType": null
}
]
},
{
"description": null,
"enumValues": null,
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{
"args": [],
"deprecationReason": null,
"description": "The ID of the starship",
"isDeprecated": false,
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"ofType": {
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"name": "ID",
"ofType": null
}
}
},
{
"args": [],
"deprecationReason": null,
"description": "The name of the starship",
"isDeprecated": false,
"name": "name",
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}
}
},
{
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{
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"description": null,
"name": "unit",
"type": {
"kind": "ENUM",
"name": "LengthUnit",
"ofType": null
}
}
],
"deprecationReason": null,
"description": "Length of the starship, along the longest axis",
"isDeprecated": false,
"name": "length",
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"name": null,
"ofType": {
"kind": "SCALAR",
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}
}
}
],
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},
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},
{
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{
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}
}
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}
}
}
}
},
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],
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},
{
"description": "A Directive can be adjacent to many parts of the GraphQL language, a\n__DirectiveLocation describes one such possible adjacencies.",
"enumValues": [
{
"deprecationReason": null,
"description": "Location adjacent to a query operation.",
"isDeprecated": false,
"name": "QUERY"
},
{
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"description": "Location adjacent to a mutation operation.",
"isDeprecated": false,
"name": "MUTATION"
},
{
"deprecationReason": null,
"description": "Location adjacent to a subscription operation.",
"isDeprecated": false,
"name": "SUBSCRIPTION"
},
{
"deprecationReason": null,
"description": "Location adjacent to a field.",
"isDeprecated": false,
"name": "FIELD"
},
{
"deprecationReason": null,
"description": "Location adjacent to a fragment definition.",
"isDeprecated": false,
"name": "FRAGMENT_DEFINITION"
},
{
"deprecationReason": null,
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},
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{
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},
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},
{
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},
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}
],
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},
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}
}
],
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},
{
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{
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}
},
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}
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}
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{
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}
}
}
}
}
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},
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}
},
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],
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{
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},
{
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},
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},
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{
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]
}
} graphql-go-1.3.0/example/starwars/server/ 0000775 0000000 0000000 00000000000 14171626705 0020374 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/example/starwars/server/server.go 0000664 0000000 0000000 00000003555 14171626705 0022241 0 ustar 00root root 0000000 0000000 package main
import (
"log"
"net/http"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/starwars"
"github.com/graph-gophers/graphql-go/relay"
)
var schema *graphql.Schema
func init() {
schema = graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{})
}
func main() {
http.Handle("/", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Write(page)
}))
http.Handle("/query", &relay.Handler{Schema: schema})
log.Fatal(http.ListenAndServe(":8080", nil))
}
var page = []byte(`
Loading...
`)
graphql-go-1.3.0/example/starwars/starwars.go 0000664 0000000 0000000 00000034637 14171626705 0021300 0 ustar 00root root 0000000 0000000 // Package starwars provides a example schema and resolver based on Star Wars characters.
//
// Source: https://github.com/graphql/graphql.github.io/blob/source/site/_core/swapiSchema.js
package starwars
import (
"encoding/base64"
"fmt"
"strconv"
"strings"
graphql "github.com/graph-gophers/graphql-go"
)
var Schema = `
schema {
query: Query
mutation: Mutation
}
# The query type, represents all of the entry points into our object graph
type Query {
hero(episode: Episode = NEWHOPE): Character
reviews(episode: Episode!): [Review]!
search(text: String!): [SearchResult]!
character(id: ID!): Character
droid(id: ID!): Droid
human(id: ID!): Human
starship(id: ID!): Starship
}
# The mutation type, represents all updates we can make to our data
type Mutation {
createReview(episode: Episode!, review: ReviewInput!): Review
}
# The episodes in the Star Wars trilogy
enum Episode {
# Star Wars Episode IV: A New Hope, released in 1977.
NEWHOPE
# Star Wars Episode V: The Empire Strikes Back, released in 1980.
EMPIRE
# Star Wars Episode VI: Return of the Jedi, released in 1983.
JEDI
}
# A character from the Star Wars universe
interface Character {
# The ID of the character
id: ID!
# The name of the character
name: String!
# The friends of the character, or an empty list if they have none
friends: [Character]
# The friends of the character exposed as a connection with edges
friendsConnection(first: Int, after: ID): FriendsConnection!
# The movies this character appears in
appearsIn: [Episode!]!
}
# Units of height
enum LengthUnit {
# The standard unit around the world
METER
# Primarily used in the United States
FOOT
}
# A humanoid creature from the Star Wars universe
type Human implements Character {
# The ID of the human
id: ID!
# What this human calls themselves
name: String!
# Height in the preferred unit, default is meters
height(unit: LengthUnit = METER): Float!
# Mass in kilograms, or null if unknown
mass: Float
# This human's friends, or an empty list if they have none
friends: [Character]
# The friends of the human exposed as a connection with edges
friendsConnection(first: Int, after: ID): FriendsConnection!
# The movies this human appears in
appearsIn: [Episode!]!
# A list of starships this person has piloted, or an empty list if none
starships: [Starship]
}
# An autonomous mechanical character in the Star Wars universe
type Droid implements Character {
# The ID of the droid
id: ID!
# What others call this droid
name: String!
# This droid's friends, or an empty list if they have none
friends: [Character]
# The friends of the droid exposed as a connection with edges
friendsConnection(first: Int, after: ID): FriendsConnection!
# The movies this droid appears in
appearsIn: [Episode!]!
# This droid's primary function
primaryFunction: String
}
# A connection object for a character's friends
type FriendsConnection {
# The total number of friends
totalCount: Int!
# The edges for each of the character's friends.
edges: [FriendsEdge]
# A list of the friends, as a convenience when edges are not needed.
friends: [Character]
# Information for paginating this connection
pageInfo: PageInfo!
}
# An edge object for a character's friends
type FriendsEdge {
# A cursor used for pagination
cursor: ID!
# The character represented by this friendship edge
node: Character
}
# Information for paginating this connection
type PageInfo {
startCursor: ID
endCursor: ID
hasNextPage: Boolean!
}
# Represents a review for a movie
type Review {
# The number of stars this review gave, 1-5
stars: Int!
# Comment about the movie
commentary: String
}
# The input object sent when someone is creating a new review
input ReviewInput {
# 0-5 stars
stars: Int!
# Comment about the movie, optional
commentary: String
}
type Starship {
# The ID of the starship
id: ID!
# The name of the starship
name: String!
# Length of the starship, along the longest axis
length(unit: LengthUnit = METER): Float!
}
union SearchResult = Human | Droid | Starship
`
type human struct {
ID graphql.ID
Name string
Friends []graphql.ID
AppearsIn []string
Height float64
Mass int
Starships []graphql.ID
}
var humans = []*human{
{
ID: "1000",
Name: "Luke Skywalker",
Friends: []graphql.ID{"1002", "1003", "2000", "2001"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
Height: 1.72,
Mass: 77,
Starships: []graphql.ID{"3001", "3003"},
},
{
ID: "1001",
Name: "Darth Vader",
Friends: []graphql.ID{"1004"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
Height: 2.02,
Mass: 136,
Starships: []graphql.ID{"3002"},
},
{
ID: "1002",
Name: "Han Solo",
Friends: []graphql.ID{"1000", "1003", "2001"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
Height: 1.8,
Mass: 80,
Starships: []graphql.ID{"3000", "3003"},
},
{
ID: "1003",
Name: "Leia Organa",
Friends: []graphql.ID{"1000", "1002", "2000", "2001"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
Height: 1.5,
Mass: 49,
},
{
ID: "1004",
Name: "Wilhuff Tarkin",
Friends: []graphql.ID{"1001"},
AppearsIn: []string{"NEWHOPE"},
Height: 1.8,
Mass: 0,
},
}
var humanData = make(map[graphql.ID]*human)
func init() {
for _, h := range humans {
humanData[h.ID] = h
}
}
type droid struct {
ID graphql.ID
Name string
Friends []graphql.ID
AppearsIn []string
PrimaryFunction string
}
var droids = []*droid{
{
ID: "2000",
Name: "C-3PO",
Friends: []graphql.ID{"1000", "1002", "1003", "2001"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
PrimaryFunction: "Protocol",
},
{
ID: "2001",
Name: "R2-D2",
Friends: []graphql.ID{"1000", "1002", "1003"},
AppearsIn: []string{"NEWHOPE", "EMPIRE", "JEDI"},
PrimaryFunction: "Astromech",
},
}
var droidData = make(map[graphql.ID]*droid)
func init() {
for _, d := range droids {
droidData[d.ID] = d
}
}
type starship struct {
ID graphql.ID
Name string
Length float64
}
var starships = []*starship{
{
ID: "3000",
Name: "Millennium Falcon",
Length: 34.37,
},
{
ID: "3001",
Name: "X-Wing",
Length: 12.5,
},
{
ID: "3002",
Name: "TIE Advanced x1",
Length: 9.2,
},
{
ID: "3003",
Name: "Imperial shuttle",
Length: 20,
},
}
var starshipData = make(map[graphql.ID]*starship)
func init() {
for _, s := range starships {
starshipData[s.ID] = s
}
}
type review struct {
stars int32
commentary *string
}
var reviews = make(map[string][]*review)
type Resolver struct{}
func (r *Resolver) Hero(args struct{ Episode string }) *characterResolver {
if args.Episode == "EMPIRE" {
return &characterResolver{&humanResolver{humanData["1000"]}}
}
return &characterResolver{&droidResolver{droidData["2001"]}}
}
func (r *Resolver) Reviews(args struct{ Episode string }) []*reviewResolver {
var l []*reviewResolver
for _, review := range reviews[args.Episode] {
l = append(l, &reviewResolver{review})
}
return l
}
func (r *Resolver) Search(args struct{ Text string }) []*searchResultResolver {
var l []*searchResultResolver
for _, h := range humans {
if strings.Contains(h.Name, args.Text) {
l = append(l, &searchResultResolver{&humanResolver{h}})
}
}
for _, d := range droids {
if strings.Contains(d.Name, args.Text) {
l = append(l, &searchResultResolver{&droidResolver{d}})
}
}
for _, s := range starships {
if strings.Contains(s.Name, args.Text) {
l = append(l, &searchResultResolver{&starshipResolver{s}})
}
}
return l
}
func (r *Resolver) Character(args struct{ ID graphql.ID }) *characterResolver {
if h := humanData[args.ID]; h != nil {
return &characterResolver{&humanResolver{h}}
}
if d := droidData[args.ID]; d != nil {
return &characterResolver{&droidResolver{d}}
}
return nil
}
func (r *Resolver) Human(args struct{ ID graphql.ID }) *humanResolver {
if h := humanData[args.ID]; h != nil {
return &humanResolver{h}
}
return nil
}
func (r *Resolver) Droid(args struct{ ID graphql.ID }) *droidResolver {
if d := droidData[args.ID]; d != nil {
return &droidResolver{d}
}
return nil
}
func (r *Resolver) Starship(args struct{ ID graphql.ID }) *starshipResolver {
if s := starshipData[args.ID]; s != nil {
return &starshipResolver{s}
}
return nil
}
func (r *Resolver) CreateReview(args *struct {
Episode string
Review *reviewInput
}) *reviewResolver {
review := &review{
stars: args.Review.Stars,
commentary: args.Review.Commentary,
}
reviews[args.Episode] = append(reviews[args.Episode], review)
return &reviewResolver{review}
}
type friendsConnectionArgs struct {
First *int32
After *graphql.ID
}
type character interface {
ID() graphql.ID
Name() string
Friends() *[]*characterResolver
FriendsConnection(friendsConnectionArgs) (*friendsConnectionResolver, error)
AppearsIn() []string
}
type characterResolver struct {
character
}
func (r *characterResolver) ToHuman() (*humanResolver, bool) {
c, ok := r.character.(*humanResolver)
return c, ok
}
func (r *characterResolver) ToDroid() (*droidResolver, bool) {
c, ok := r.character.(*droidResolver)
return c, ok
}
type humanResolver struct {
h *human
}
func (r *humanResolver) ID() graphql.ID {
return r.h.ID
}
func (r *humanResolver) Name() string {
return r.h.Name
}
func (r *humanResolver) Height(args struct{ Unit string }) float64 {
return convertLength(r.h.Height, args.Unit)
}
func (r *humanResolver) Mass() *float64 {
if r.h.Mass == 0 {
return nil
}
f := float64(r.h.Mass)
return &f
}
func (r *humanResolver) Friends() *[]*characterResolver {
return resolveCharacters(r.h.Friends)
}
func (r *humanResolver) FriendsConnection(args friendsConnectionArgs) (*friendsConnectionResolver, error) {
return newFriendsConnectionResolver(r.h.Friends, args)
}
func (r *humanResolver) AppearsIn() []string {
return r.h.AppearsIn
}
func (r *humanResolver) Starships() *[]*starshipResolver {
l := make([]*starshipResolver, len(r.h.Starships))
for i, id := range r.h.Starships {
l[i] = &starshipResolver{starshipData[id]}
}
return &l
}
type droidResolver struct {
d *droid
}
func (r *droidResolver) ID() graphql.ID {
return r.d.ID
}
func (r *droidResolver) Name() string {
return r.d.Name
}
func (r *droidResolver) Friends() *[]*characterResolver {
return resolveCharacters(r.d.Friends)
}
func (r *droidResolver) FriendsConnection(args friendsConnectionArgs) (*friendsConnectionResolver, error) {
return newFriendsConnectionResolver(r.d.Friends, args)
}
func (r *droidResolver) AppearsIn() []string {
return r.d.AppearsIn
}
func (r *droidResolver) PrimaryFunction() *string {
if r.d.PrimaryFunction == "" {
return nil
}
return &r.d.PrimaryFunction
}
type starshipResolver struct {
s *starship
}
func (r *starshipResolver) ID() graphql.ID {
return r.s.ID
}
func (r *starshipResolver) Name() string {
return r.s.Name
}
func (r *starshipResolver) Length(args struct{ Unit string }) float64 {
return convertLength(r.s.Length, args.Unit)
}
type searchResultResolver struct {
result interface{}
}
func (r *searchResultResolver) ToHuman() (*humanResolver, bool) {
res, ok := r.result.(*humanResolver)
return res, ok
}
func (r *searchResultResolver) ToDroid() (*droidResolver, bool) {
res, ok := r.result.(*droidResolver)
return res, ok
}
func (r *searchResultResolver) ToStarship() (*starshipResolver, bool) {
res, ok := r.result.(*starshipResolver)
return res, ok
}
func convertLength(meters float64, unit string) float64 {
switch unit {
case "METER":
return meters
case "FOOT":
return meters * 3.28084
default:
panic("invalid unit")
}
}
func resolveCharacters(ids []graphql.ID) *[]*characterResolver {
var characters []*characterResolver
for _, id := range ids {
if c := resolveCharacter(id); c != nil {
characters = append(characters, c)
}
}
return &characters
}
func resolveCharacter(id graphql.ID) *characterResolver {
if h, ok := humanData[id]; ok {
return &characterResolver{&humanResolver{h}}
}
if d, ok := droidData[id]; ok {
return &characterResolver{&droidResolver{d}}
}
return nil
}
type reviewResolver struct {
r *review
}
func (r *reviewResolver) Stars() int32 {
return r.r.stars
}
func (r *reviewResolver) Commentary() *string {
return r.r.commentary
}
type friendsConnectionResolver struct {
ids []graphql.ID
from int
to int
}
func newFriendsConnectionResolver(ids []graphql.ID, args friendsConnectionArgs) (*friendsConnectionResolver, error) {
from := 0
if args.After != nil {
b, err := base64.StdEncoding.DecodeString(string(*args.After))
if err != nil {
return nil, err
}
i, err := strconv.Atoi(strings.TrimPrefix(string(b), "cursor"))
if err != nil {
return nil, err
}
from = i
}
to := len(ids)
if args.First != nil {
to = from + int(*args.First)
if to > len(ids) {
to = len(ids)
}
}
return &friendsConnectionResolver{
ids: ids,
from: from,
to: to,
}, nil
}
func (r *friendsConnectionResolver) TotalCount() int32 {
return int32(len(r.ids))
}
func (r *friendsConnectionResolver) Edges() *[]*friendsEdgeResolver {
l := make([]*friendsEdgeResolver, r.to-r.from)
for i := range l {
l[i] = &friendsEdgeResolver{
cursor: encodeCursor(r.from + i),
id: r.ids[r.from+i],
}
}
return &l
}
func (r *friendsConnectionResolver) Friends() *[]*characterResolver {
return resolveCharacters(r.ids[r.from:r.to])
}
func (r *friendsConnectionResolver) PageInfo() *pageInfoResolver {
return &pageInfoResolver{
startCursor: encodeCursor(r.from),
endCursor: encodeCursor(r.to - 1),
hasNextPage: r.to < len(r.ids),
}
}
func encodeCursor(i int) graphql.ID {
return graphql.ID(base64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("cursor%d", i+1))))
}
type friendsEdgeResolver struct {
cursor graphql.ID
id graphql.ID
}
func (r *friendsEdgeResolver) Cursor() graphql.ID {
return r.cursor
}
func (r *friendsEdgeResolver) Node() *characterResolver {
return resolveCharacter(r.id)
}
type pageInfoResolver struct {
startCursor graphql.ID
endCursor graphql.ID
hasNextPage bool
}
func (r *pageInfoResolver) StartCursor() *graphql.ID {
return &r.startCursor
}
func (r *pageInfoResolver) EndCursor() *graphql.ID {
return &r.endCursor
}
func (r *pageInfoResolver) HasNextPage() bool {
return r.hasNextPage
}
type reviewInput struct {
Stars int32
Commentary *string
}
graphql-go-1.3.0/go.mod 0000664 0000000 0000000 00000000152 14171626705 0014671 0 ustar 00root root 0000000 0000000 module github.com/graph-gophers/graphql-go
require github.com/opentracing/opentracing-go v1.1.0
go 1.13
graphql-go-1.3.0/go.sum 0000664 0000000 0000000 00000000301 14171626705 0014712 0 ustar 00root root 0000000 0000000 github.com/opentracing/opentracing-go v1.1.0 h1:pWlfV3Bxv7k65HYwkikxat0+s3pV4bsqf19k25Ur8rU=
github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
graphql-go-1.3.0/gqltesting/ 0000775 0000000 0000000 00000000000 14171626705 0015746 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/gqltesting/subscriptions.go 0000664 0000000 0000000 00000005216 14171626705 0021210 0 ustar 00root root 0000000 0000000 package gqltesting
import (
"bytes"
"context"
"encoding/json"
"strconv"
"testing"
graphql "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/errors"
)
// TestResponse models the expected response
type TestResponse struct {
Data json.RawMessage
Errors []*errors.QueryError
}
// TestSubscription is a GraphQL test case to be used with RunSubscribe.
type TestSubscription struct {
Name string
Schema *graphql.Schema
Query string
OperationName string
Variables map[string]interface{}
ExpectedResults []TestResponse
ExpectedErr error
}
// RunSubscribes runs the given GraphQL subscription test cases as subtests.
func RunSubscribes(t *testing.T, tests []*TestSubscription) {
for i, test := range tests {
if test.Name == "" {
test.Name = strconv.Itoa(i + 1)
}
t.Run(test.Name, func(t *testing.T) {
RunSubscribe(t, test)
})
}
}
// RunSubscribe runs a single GraphQL subscription test case.
func RunSubscribe(t *testing.T, test *TestSubscription) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
c, err := test.Schema.Subscribe(ctx, test.Query, test.OperationName, test.Variables)
if err != nil {
if err.Error() != test.ExpectedErr.Error() {
t.Fatalf("unexpected error: got %+v, want %+v", err, test.ExpectedErr)
}
return
}
var results []*graphql.Response
for res := range c {
results = append(results, res.(*graphql.Response))
}
for i, expected := range test.ExpectedResults {
res := results[i]
checkErrorStrings(t, expected.Errors, res.Errors)
resData, err := res.Data.MarshalJSON()
if err != nil {
t.Fatal(err)
}
got, err := formatJSON(resData)
if err != nil {
t.Fatalf("got: invalid JSON: %s; raw: %s", err, resData)
}
expectedData, err := expected.Data.MarshalJSON()
if err != nil {
t.Fatal(err)
}
want, err := formatJSON(expectedData)
if err != nil {
t.Fatalf("got: invalid JSON: %s; raw: %s", err, expectedData)
}
if !bytes.Equal(got, want) {
t.Logf("got: %s", got)
t.Logf("want: %s", want)
t.Fail()
}
}
}
func checkErrorStrings(t *testing.T, expected, actual []*errors.QueryError) {
expectedCount, actualCount := len(expected), len(actual)
if expectedCount != actualCount {
t.Fatalf("unexpected number of errors: want %d, got %d", expectedCount, actualCount)
}
if expectedCount > 0 {
for i, want := range expected {
got := actual[i]
if got.Error() != want.Error() {
t.Fatalf("unexpected error: got %+v, want %+v", got, want)
}
}
// Return because we're done checking.
return
}
for _, err := range actual {
t.Errorf("unexpected error: '%s'", err)
}
}
graphql-go-1.3.0/gqltesting/testing.go 0000664 0000000 0000000 00000005101 14171626705 0017747 0 ustar 00root root 0000000 0000000 package gqltesting
import (
"bytes"
"context"
"encoding/json"
"fmt"
"reflect"
"sort"
"strconv"
"testing"
graphql "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/errors"
)
// Test is a GraphQL test case to be used with RunTest(s).
type Test struct {
Context context.Context
Schema *graphql.Schema
Query string
OperationName string
Variables map[string]interface{}
ExpectedResult string
ExpectedErrors []*errors.QueryError
RawResponse bool
}
// RunTests runs the given GraphQL test cases as subtests.
func RunTests(t *testing.T, tests []*Test) {
if len(tests) == 1 {
RunTest(t, tests[0])
return
}
for i, test := range tests {
t.Run(strconv.Itoa(i+1), func(t *testing.T) {
RunTest(t, test)
})
}
}
// RunTest runs a single GraphQL test case.
func RunTest(t *testing.T, test *Test) {
if test.Context == nil {
test.Context = context.Background()
}
result := test.Schema.Exec(test.Context, test.Query, test.OperationName, test.Variables)
checkErrors(t, test.ExpectedErrors, result.Errors)
if test.ExpectedResult == "" {
if result.Data != nil {
t.Fatalf("got: %s", result.Data)
t.Fatalf("want: null")
}
return
}
// Verify JSON to avoid red herring errors.
var got []byte
if test.RawResponse {
value, err := result.Data.MarshalJSON()
if err != nil {
t.Fatalf("got: unable to marshal JSON response: %s", err)
}
got = value
} else {
value, err := formatJSON(result.Data)
if err != nil {
t.Fatalf("got: invalid JSON: %s", err)
}
got = value
}
want, err := formatJSON([]byte(test.ExpectedResult))
if err != nil {
t.Fatalf("want: invalid JSON: %s", err)
}
if !bytes.Equal(got, want) {
t.Logf("got: %s", got)
t.Logf("want: %s", want)
t.Fail()
}
}
func formatJSON(data []byte) ([]byte, error) {
var v interface{}
if err := json.Unmarshal(data, &v); err != nil {
return nil, err
}
formatted, err := json.Marshal(v)
if err != nil {
return nil, err
}
return formatted, nil
}
func checkErrors(t *testing.T, want, got []*errors.QueryError) {
sortErrors(want)
sortErrors(got)
// Clear the underlying error before the DeepEqual check. It's too
// much to ask the tester to include the raw failing error.
for _, err := range got {
err.Err = nil
}
if !reflect.DeepEqual(got, want) {
t.Fatalf("unexpected error: got %+v, want %+v", got, want)
}
}
func sortErrors(errors []*errors.QueryError) {
if len(errors) <= 1 {
return
}
sort.Slice(errors, func(i, j int) bool {
return fmt.Sprintf("%s", errors[i].Path) < fmt.Sprintf("%s", errors[j].Path)
})
}
graphql-go-1.3.0/graphql.go 0000664 0000000 0000000 00000026112 14171626705 0015554 0 ustar 00root root 0000000 0000000 package graphql
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/common"
"github.com/graph-gophers/graphql-go/internal/exec"
"github.com/graph-gophers/graphql-go/internal/exec/resolvable"
"github.com/graph-gophers/graphql-go/internal/exec/selected"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/internal/schema"
"github.com/graph-gophers/graphql-go/internal/validation"
"github.com/graph-gophers/graphql-go/introspection"
"github.com/graph-gophers/graphql-go/log"
"github.com/graph-gophers/graphql-go/trace"
"github.com/graph-gophers/graphql-go/types"
)
// ParseSchema parses a GraphQL schema and attaches the given root resolver. It returns an error if
// the Go type signature of the resolvers does not match the schema. If nil is passed as the
// resolver, then the schema can not be executed, but it may be inspected (e.g. with ToJSON).
func ParseSchema(schemaString string, resolver interface{}, opts ...SchemaOpt) (*Schema, error) {
s := &Schema{
schema: schema.New(),
maxParallelism: 10,
tracer: trace.OpenTracingTracer{},
logger: &log.DefaultLogger{},
panicHandler: &errors.DefaultPanicHandler{},
}
for _, opt := range opts {
opt(s)
}
if s.validationTracer == nil {
if tracer, ok := s.tracer.(trace.ValidationTracerContext); ok {
s.validationTracer = tracer
} else {
s.validationTracer = &validationBridgingTracer{tracer: trace.NoopValidationTracer{}}
}
}
if err := schema.Parse(s.schema, schemaString, s.useStringDescriptions); err != nil {
return nil, err
}
if err := s.validateSchema(); err != nil {
return nil, err
}
r, err := resolvable.ApplyResolver(s.schema, resolver)
if err != nil {
return nil, err
}
s.res = r
return s, nil
}
// MustParseSchema calls ParseSchema and panics on error.
func MustParseSchema(schemaString string, resolver interface{}, opts ...SchemaOpt) *Schema {
s, err := ParseSchema(schemaString, resolver, opts...)
if err != nil {
panic(err)
}
return s
}
// Schema represents a GraphQL schema with an optional resolver.
type Schema struct {
schema *types.Schema
res *resolvable.Schema
maxDepth int
maxParallelism int
tracer trace.Tracer
validationTracer trace.ValidationTracerContext
logger log.Logger
panicHandler errors.PanicHandler
useStringDescriptions bool
disableIntrospection bool
subscribeResolverTimeout time.Duration
}
func (s *Schema) ASTSchema() *types.Schema {
return s.schema
}
// SchemaOpt is an option to pass to ParseSchema or MustParseSchema.
type SchemaOpt func(*Schema)
// UseStringDescriptions enables the usage of double quoted and triple quoted
// strings as descriptions as per the June 2018 spec
// https://facebook.github.io/graphql/June2018/. When this is not enabled,
// comments are parsed as descriptions instead.
func UseStringDescriptions() SchemaOpt {
return func(s *Schema) {
s.useStringDescriptions = true
}
}
// UseFieldResolvers specifies whether to use struct field resolvers
func UseFieldResolvers() SchemaOpt {
return func(s *Schema) {
s.schema.UseFieldResolvers = true
}
}
// MaxDepth specifies the maximum field nesting depth in a query. The default is 0 which disables max depth checking.
func MaxDepth(n int) SchemaOpt {
return func(s *Schema) {
s.maxDepth = n
}
}
// MaxParallelism specifies the maximum number of resolvers per request allowed to run in parallel. The default is 10.
func MaxParallelism(n int) SchemaOpt {
return func(s *Schema) {
s.maxParallelism = n
}
}
// Tracer is used to trace queries and fields. It defaults to trace.OpenTracingTracer.
func Tracer(tracer trace.Tracer) SchemaOpt {
return func(s *Schema) {
s.tracer = tracer
}
}
// ValidationTracer is used to trace validation errors. It defaults to trace.NoopValidationTracer.
// Deprecated: context is needed to support tracing correctly. Use a Tracer which implements trace.ValidationTracerContext.
func ValidationTracer(tracer trace.ValidationTracer) SchemaOpt { //nolint:staticcheck
return func(s *Schema) {
s.validationTracer = &validationBridgingTracer{tracer: tracer}
}
}
// Logger is used to log panics during query execution. It defaults to exec.DefaultLogger.
func Logger(logger log.Logger) SchemaOpt {
return func(s *Schema) {
s.logger = logger
}
}
// PanicHandler is used to customize the panic errors during query execution.
// It defaults to errors.DefaultPanicHandler.
func PanicHandler(panicHandler errors.PanicHandler) SchemaOpt {
return func(s *Schema) {
s.panicHandler = panicHandler
}
}
// DisableIntrospection disables introspection queries.
func DisableIntrospection() SchemaOpt {
return func(s *Schema) {
s.disableIntrospection = true
}
}
// SubscribeResolverTimeout is an option to control the amount of time
// we allow for a single subscribe message resolver to complete it's job
// before it times out and returns an error to the subscriber.
func SubscribeResolverTimeout(timeout time.Duration) SchemaOpt {
return func(s *Schema) {
s.subscribeResolverTimeout = timeout
}
}
// Response represents a typical response of a GraphQL server. It may be encoded to JSON directly or
// it may be further processed to a custom response type, for example to include custom error data.
// Errors are intentionally serialized first based on the advice in https://github.com/facebook/graphql/commit/7b40390d48680b15cb93e02d46ac5eb249689876#diff-757cea6edf0288677a9eea4cfc801d87R107
type Response struct {
Errors []*errors.QueryError `json:"errors,omitempty"`
Data json.RawMessage `json:"data,omitempty"`
Extensions map[string]interface{} `json:"extensions,omitempty"`
}
// Validate validates the given query with the schema.
func (s *Schema) Validate(queryString string) []*errors.QueryError {
return s.ValidateWithVariables(queryString, nil)
}
// ValidateWithVariables validates the given query with the schema and the input variables.
func (s *Schema) ValidateWithVariables(queryString string, variables map[string]interface{}) []*errors.QueryError {
doc, qErr := query.Parse(queryString)
if qErr != nil {
return []*errors.QueryError{qErr}
}
return validation.Validate(s.schema, doc, variables, s.maxDepth)
}
// Exec executes the given query with the schema's resolver. It panics if the schema was created
// without a resolver. If the context get cancelled, no further resolvers will be called and a
// the context error will be returned as soon as possible (not immediately).
func (s *Schema) Exec(ctx context.Context, queryString string, operationName string, variables map[string]interface{}) *Response {
if !s.res.Resolver.IsValid() {
panic("schema created without resolver, can not exec")
}
return s.exec(ctx, queryString, operationName, variables, s.res)
}
func (s *Schema) exec(ctx context.Context, queryString string, operationName string, variables map[string]interface{}, res *resolvable.Schema) *Response {
doc, qErr := query.Parse(queryString)
if qErr != nil {
return &Response{Errors: []*errors.QueryError{qErr}}
}
validationFinish := s.validationTracer.TraceValidation(ctx)
errs := validation.Validate(s.schema, doc, variables, s.maxDepth)
validationFinish(errs)
if len(errs) != 0 {
return &Response{Errors: errs}
}
op, err := getOperation(doc, operationName)
if err != nil {
return &Response{Errors: []*errors.QueryError{errors.Errorf("%s", err)}}
}
// If the optional "operationName" POST parameter is not provided then
// use the query's operation name for improved tracing.
if operationName == "" {
operationName = op.Name.Name
}
// Subscriptions are not valid in Exec. Use schema.Subscribe() instead.
if op.Type == query.Subscription {
return &Response{Errors: []*errors.QueryError{{Message: "graphql-ws protocol header is missing"}}}
}
if op.Type == query.Mutation {
if _, ok := s.schema.EntryPoints["mutation"]; !ok {
return &Response{Errors: []*errors.QueryError{{Message: "no mutations are offered by the schema"}}}
}
}
// Fill in variables with the defaults from the operation
if variables == nil {
variables = make(map[string]interface{}, len(op.Vars))
}
for _, v := range op.Vars {
if _, ok := variables[v.Name.Name]; !ok && v.Default != nil {
variables[v.Name.Name] = v.Default.Deserialize(nil)
}
}
r := &exec.Request{
Request: selected.Request{
Doc: doc,
Vars: variables,
Schema: s.schema,
DisableIntrospection: s.disableIntrospection,
},
Limiter: make(chan struct{}, s.maxParallelism),
Tracer: s.tracer,
Logger: s.logger,
PanicHandler: s.panicHandler,
}
varTypes := make(map[string]*introspection.Type)
for _, v := range op.Vars {
t, err := common.ResolveType(v.Type, s.schema.Resolve)
if err != nil {
return &Response{Errors: []*errors.QueryError{err}}
}
varTypes[v.Name.Name] = introspection.WrapType(t)
}
traceCtx, finish := s.tracer.TraceQuery(ctx, queryString, operationName, variables, varTypes)
data, errs := r.Execute(traceCtx, res, op)
finish(errs)
return &Response{
Data: data,
Errors: errs,
}
}
func (s *Schema) validateSchema() error {
// https://graphql.github.io/graphql-spec/June2018/#sec-Root-Operation-Types
// > The query root operation type must be provided and must be an Object type.
if err := validateRootOp(s.schema, "query", true); err != nil {
return err
}
// > The mutation root operation type is optional; if it is not provided, the service does not support mutations.
// > If it is provided, it must be an Object type.
if err := validateRootOp(s.schema, "mutation", false); err != nil {
return err
}
// > Similarly, the subscription root operation type is also optional; if it is not provided, the service does not
// > support subscriptions. If it is provided, it must be an Object type.
if err := validateRootOp(s.schema, "subscription", false); err != nil {
return err
}
return nil
}
type validationBridgingTracer struct {
tracer trace.ValidationTracer //nolint:staticcheck
}
func (t *validationBridgingTracer) TraceValidation(context.Context) trace.TraceValidationFinishFunc {
return t.tracer.TraceValidation()
}
func validateRootOp(s *types.Schema, name string, mandatory bool) error {
t, ok := s.EntryPoints[name]
if !ok {
if mandatory {
return fmt.Errorf("root operation %q must be defined", name)
}
return nil
}
if t.Kind() != "OBJECT" {
return fmt.Errorf("root operation %q must be an OBJECT", name)
}
return nil
}
func getOperation(document *types.ExecutableDefinition, operationName string) (*types.OperationDefinition, error) {
if len(document.Operations) == 0 {
return nil, fmt.Errorf("no operations in query document")
}
if operationName == "" {
if len(document.Operations) > 1 {
return nil, fmt.Errorf("more than one operation in query document and no operation name given")
}
for _, op := range document.Operations {
return op, nil // return the one and only operation
}
}
op := document.Operations.Get(operationName)
if op == nil {
return nil, fmt.Errorf("no operation with name %q", operationName)
}
return op, nil
}
graphql-go-1.3.0/graphql_test.go 0000664 0000000 0000000 00000232545 14171626705 0016624 0 ustar 00root root 0000000 0000000 package graphql_test
import (
"context"
"errors"
"fmt"
"sync"
"testing"
"time"
"github.com/graph-gophers/graphql-go"
gqlerrors "github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/example/starwars"
"github.com/graph-gophers/graphql-go/gqltesting"
"github.com/graph-gophers/graphql-go/introspection"
"github.com/graph-gophers/graphql-go/trace"
)
type helloWorldResolver1 struct{}
func (r *helloWorldResolver1) Hello() string {
return "Hello world!"
}
type helloWorldResolver2 struct{}
func (r *helloWorldResolver2) Hello(ctx context.Context) (string, error) {
return "Hello world!", nil
}
type helloSnakeResolver1 struct{}
func (r *helloSnakeResolver1) HelloHTML() string {
return "Hello snake!"
}
func (r *helloSnakeResolver1) SayHello(args struct{ FullName string }) string {
return "Hello " + args.FullName + "!"
}
type helloSnakeResolver2 struct{}
func (r *helloSnakeResolver2) HelloHTML(ctx context.Context) (string, error) {
return "Hello snake!", nil
}
func (r *helloSnakeResolver2) SayHello(ctx context.Context, args struct{ FullName string }) (string, error) {
return "Hello " + args.FullName + "!", nil
}
type theNumberResolver struct {
number int32
}
func (r *theNumberResolver) TheNumber() int32 {
return r.number
}
func (r *theNumberResolver) ChangeTheNumber(args struct{ NewNumber int32 }) *theNumberResolver {
r.number = args.NewNumber
return r
}
type timeResolver struct{}
func (r *timeResolver) AddHour(args struct{ Time graphql.Time }) graphql.Time {
return graphql.Time{Time: args.Time.Add(time.Hour)}
}
type echoResolver struct{}
func (r *echoResolver) Echo(args struct{ Value *string }) *string {
return args.Value
}
var starwarsSchema = graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{})
type ResolverError interface {
error
Extensions() map[string]interface{}
}
type resolverNotFoundError struct {
Code string `json:"code"`
Message string `json:"message"`
}
func (e resolverNotFoundError) Error() string {
return fmt.Sprintf("Error [%s]: %s", e.Code, e.Message)
}
func (e resolverNotFoundError) Extensions() map[string]interface{} {
return map[string]interface{}{
"code": e.Code,
"message": e.Message,
}
}
type findDroidResolver struct{}
func (r *findDroidResolver) FindDroid(ctx context.Context) (string, error) {
return "", resolverNotFoundError{
Code: "NotFound",
Message: "This is not the droid you are looking for",
}
}
var (
droidNotFoundError = resolverNotFoundError{
Code: "NotFound",
Message: "This is not the droid you are looking for",
}
quoteError = errors.New("Bleep bloop")
r2d2 = &droidResolver{name: "R2-D2"}
c3po = &droidResolver{name: "C-3PO"}
notFoundDroid = &droidResolver{err: droidNotFoundError}
)
type findDroidsResolver struct{}
func (r *findDroidsResolver) FindDroids(ctx context.Context) []*droidResolver {
return []*droidResolver{r2d2, notFoundDroid, c3po}
}
func (r *findDroidsResolver) FindNilDroids(ctx context.Context) *[]*droidResolver {
return &[]*droidResolver{r2d2, nil, c3po}
}
type findDroidOrHumanResolver struct{}
func (r *findDroidOrHumanResolver) FindHuman(ctx context.Context) (*string, error) {
human := "human"
return &human, nil
}
func (r *findDroidOrHumanResolver) FindDroid(ctx context.Context) (*droidResolver, error) {
return nil, notFoundDroid.err
}
type droidResolver struct {
name string
err error
}
func (d *droidResolver) Name() (string, error) {
if d.err != nil {
return "", d.err
}
return d.name, nil
}
func (d *droidResolver) Quotes() ([]string, error) {
switch d.name {
case r2d2.name:
return nil, quoteError
case c3po.name:
return []string{"We're doomed!", "R2-D2, where are you?"}, nil
}
return nil, nil
}
type discussPlanResolver struct{}
func (r *discussPlanResolver) DismissVader(ctx context.Context) (string, error) {
return "", errors.New("I find your lack of faith disturbing")
}
func TestHelloWorld(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello: String!
}
`, &helloWorldResolver1{}),
Query: `
{
hello
}
`,
ExpectedResult: `
{
"hello": "Hello world!"
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello: String!
}
`, &helloWorldResolver2{}),
Query: `
{
hello
}
`,
ExpectedResult: `
{
"hello": "Hello world!"
}
`,
},
})
}
func TestHelloSnake(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello_html: String!
}
`, &helloSnakeResolver1{}),
Query: `
{
hello_html
}
`,
ExpectedResult: `
{
"hello_html": "Hello snake!"
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello_html: String!
}
`, &helloSnakeResolver2{}),
Query: `
{
hello_html
}
`,
ExpectedResult: `
{
"hello_html": "Hello snake!"
}
`,
},
})
}
func TestHelloSnakeArguments(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
say_hello(full_name: String!): String!
}
`, &helloSnakeResolver1{}),
Query: `
{
say_hello(full_name: "Rob Pike")
}
`,
ExpectedResult: `
{
"say_hello": "Hello Rob Pike!"
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
say_hello(full_name: String!): String!
}
`, &helloSnakeResolver2{}),
Query: `
{
say_hello(full_name: "Rob Pike")
}
`,
ExpectedResult: `
{
"say_hello": "Hello Rob Pike!"
}
`,
},
})
}
func TestRootOperations_invalidSchema(t *testing.T) {
type args struct {
Schema string
}
type want struct {
Error string
}
testTable := map[string]struct {
Args args
Want want
}{
"Empty schema": {
Want: want{Error: `root operation "query" must be defined`},
},
"Query declared by schema, but type not present": {
Args: args{
Schema: `
schema {
query: Query
}
`,
},
Want: want{Error: `graphql: type "Query" not found`},
},
"Query as incorrect type": {
Args: args{
Schema: `
schema {
query: String
}
`,
},
Want: want{Error: `root operation "query" must be an OBJECT`},
},
"Query with custom name, schema omitted": {
Args: args{
Schema: `
type QueryType {
hello: String!
}
`,
},
Want: want{Error: `root operation "query" must be defined`},
},
"Mutation as incorrect type": {
Args: args{
Schema: `
schema {
query: Query
mutation: String
}
type Query {
thing: String
}
`,
},
Want: want{Error: `root operation "mutation" must be an OBJECT`},
},
"Mutation declared by schema, but type not present": {
Args: args{
Schema: `
schema {
query: Query
mutation: Mutation
}
type Query {
hello: String!
}
`,
},
Want: want{Error: `graphql: type "Mutation" not found`},
},
}
for name, tt := range testTable {
tt := tt
t.Run(name, func(t *testing.T) {
t.Parallel()
_, err := graphql.ParseSchema(tt.Args.Schema, nil)
if err == nil || err.Error() != tt.Want.Error {
t.Logf("got: %v", err)
t.Logf("want: %s", tt.Want.Error)
t.Fail()
}
})
}
}
func TestRootOperations_validSchema(t *testing.T) {
type resolver struct {
helloSaidResolver
helloWorldResolver1
theNumberResolver
}
gqltesting.RunTests(t, []*gqltesting.Test{
{
// Query only, default name with `schema` omitted
Schema: graphql.MustParseSchema(`
type Query {
hello: String!
}
`, &resolver{}),
Query: `{ hello }`,
ExpectedResult: `{"hello": "Hello world!"}`,
},
{
// Query only, default name with `schema` present
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello: String!
}
`, &resolver{}),
Query: `{ hello }`,
ExpectedResult: `{"hello": "Hello world!"}`,
},
{
// Query only, custom name
Schema: graphql.MustParseSchema(`
schema {
query: QueryType
}
type QueryType {
hello: String!
}
`, &resolver{}),
Query: `{ hello }`,
ExpectedResult: `{"hello": "Hello world!"}`,
},
{
// Query+Mutation, default names with `schema` omitted
Schema: graphql.MustParseSchema(`
type Query {
hello: String!
}
type Mutation {
changeTheNumber(newNumber: Int!): ChangedNumber!
}
type ChangedNumber {
theNumber: Int!
}
`, &resolver{}),
Query: `
mutation {
changeTheNumber(newNumber: 1) {
theNumber
}
}
`,
ExpectedResult: `{"changeTheNumber": {"theNumber": 1}}`,
},
{
// Query+Mutation, custom names
Schema: graphql.MustParseSchema(`
schema {
query: QueryType
mutation: MutationType
}
type QueryType {
hello: String!
}
type MutationType {
changeTheNumber(newNumber: Int!): ChangedNumber!
}
type ChangedNumber {
theNumber: Int!
}
`, &resolver{}),
Query: `
mutation {
changeTheNumber(newNumber: 1) {
theNumber
}
}
`,
ExpectedResult: `{"changeTheNumber": {"theNumber": 1}}`,
},
{
// Mutation with custom name, schema omitted
Schema: graphql.MustParseSchema(`
type Query {
hello: String!
}
type MutationType {
changeTheNumber(newNumber: Int!): ChangedNumber!
}
type ChangedNumber {
theNumber: Int!
}
`, &resolver{}),
Query: `
mutation {
changeTheNumber(newNumber: 1) {
theNumber
}
}
`,
ExpectedErrors: []*gqlerrors.QueryError{{Message: "no mutations are offered by the schema"}},
},
{
// Explicit schema without mutation field
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hello: String!
}
type Mutation {
changeTheNumber(newNumber: Int!): ChangedNumber!
}
type ChangedNumber {
theNumber: Int!
}
`, &resolver{}),
Query: `
mutation {
changeTheNumber(newNumber: 1) {
theNumber
}
}
`,
ExpectedErrors: []*gqlerrors.QueryError{{Message: "no mutations are offered by the schema"}},
},
})
}
func TestBasic(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
hero {
id
name
friends {
name
}
}
}
`,
ExpectedResult: `
{
"hero": {
"id": "2001",
"name": "R2-D2",
"friends": [
{
"name": "Luke Skywalker"
},
{
"name": "Han Solo"
},
{
"name": "Leia Organa"
}
]
}
}
`,
},
})
}
type testEmbeddedStructResolver struct{}
func (_ *testEmbeddedStructResolver) Course() courseResolver {
return courseResolver{
CourseMeta: CourseMeta{
Name: "Biology",
Timestamps: Timestamps{CreatedAt: "yesterday", UpdatedAt: "today"},
},
Instructor: Instructor{Name: "Socrates"},
}
}
type courseResolver struct {
CourseMeta
Instructor Instructor
}
type CourseMeta struct {
Name string
Timestamps
}
type Instructor struct {
Name string
}
type Timestamps struct {
CreatedAt string
UpdatedAt string
}
func TestEmbeddedStruct(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
course: Course!
}
type Course {
name: String!
createdAt: String!
updatedAt: String!
instructor: Instructor!
}
type Instructor {
name: String!
}
`, &testEmbeddedStructResolver{}, graphql.UseFieldResolvers()),
Query: `
{
course{
name
createdAt
updatedAt
instructor {
name
}
}
}
`,
ExpectedResult: `
{
"course": {
"name": "Biology",
"createdAt": "yesterday",
"updatedAt": "today",
"instructor": {
"name":"Socrates"
}
}
}
`,
},
})
}
type testNilInterfaceResolver struct{}
func (r *testNilInterfaceResolver) A() interface{ Z() int32 } {
return nil
}
func (r *testNilInterfaceResolver) B() (interface{ Z() int32 }, error) {
return nil, errors.New("x")
}
func (r *testNilInterfaceResolver) C() (interface{ Z() int32 }, error) {
return nil, nil
}
func TestNilInterface(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
a: T
b: T
c: T
}
type T {
z: Int!
}
`, &testNilInterfaceResolver{}),
Query: `
{
a { z }
b { z }
c { z }
}
`,
ExpectedResult: `
{
"a": null,
"b": null,
"c": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: "x",
Path: []interface{}{"b"},
ResolverError: errors.New("x"),
},
},
},
})
}
func TestErrorPropagationInLists(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findDroids: [Droid!]!
}
type Droid {
name: String!
}
`, &findDroidsResolver{}),
Query: `
{
findDroids {
name
}
}
`,
ExpectedResult: `
null
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: droidNotFoundError.Error(),
Path: []interface{}{"findDroids", 1, "name"},
ResolverError: droidNotFoundError,
Extensions: map[string]interface{}{"code": droidNotFoundError.Code, "message": droidNotFoundError.Message},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findDroids: [Droid]!
}
type Droid {
name: String!
}
`, &findDroidsResolver{}),
Query: `
{
findDroids {
name
}
}
`,
ExpectedResult: `
{
"findDroids": [
{
"name": "R2-D2"
},
null,
{
"name": "C-3PO"
}
]
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: droidNotFoundError.Error(),
Path: []interface{}{"findDroids", 1, "name"},
ResolverError: droidNotFoundError,
Extensions: map[string]interface{}{"code": droidNotFoundError.Code, "message": droidNotFoundError.Message},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findNilDroids: [Droid!]
}
type Droid {
name: String!
}
`, &findDroidsResolver{}),
Query: `
{
findNilDroids {
name
}
}
`,
ExpectedResult: `
{
"findNilDroids": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: `graphql: got nil for non-null "Droid"`,
Path: []interface{}{"findNilDroids", 1},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findNilDroids: [Droid]
}
type Droid {
name: String!
}
`, &findDroidsResolver{}),
Query: `
{
findNilDroids {
name
}
}
`,
ExpectedResult: `
{
"findNilDroids": [
{
"name": "R2-D2"
},
null,
{
"name": "C-3PO"
}
]
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findDroids: [Droid]!
}
type Droid {
quotes: [String!]!
}
`, &findDroidsResolver{}),
Query: `
{
findDroids {
quotes
}
}
`,
ExpectedResult: `
{
"findDroids": [
null,
{
"quotes": []
},
{
"quotes": [
"We're doomed!",
"R2-D2, where are you?"
]
}
]
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: quoteError.Error(),
ResolverError: quoteError,
Path: []interface{}{"findDroids", 0, "quotes"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
findNilDroids: [Droid!]
}
type Droid {
name: String!
quotes: [String!]!
}
`, &findDroidsResolver{}),
Query: `
{
findNilDroids {
name
quotes
}
}
`,
ExpectedResult: `
{
"findNilDroids": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: quoteError.Error(),
ResolverError: quoteError,
Path: []interface{}{"findNilDroids", 0, "quotes"},
},
{
Message: `graphql: got nil for non-null "Droid"`,
Path: []interface{}{"findNilDroids", 1},
},
},
},
})
}
func TestErrorWithExtensions(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
FindDroid: Droid!
FindHuman: String
}
type Droid {
Name: String!
}
`, &findDroidOrHumanResolver{}),
Query: `
{
FindDroid {
Name
}
FindHuman
}
`,
ExpectedResult: `
null
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: droidNotFoundError.Error(),
Path: []interface{}{"FindDroid"},
ResolverError: droidNotFoundError,
Extensions: map[string]interface{}{"code": droidNotFoundError.Code, "message": droidNotFoundError.Message},
},
},
},
})
}
func TestErrorWithNoExtensions(t *testing.T) {
t.Parallel()
err := errors.New("I find your lack of faith disturbing")
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
DismissVader: String!
}
`, &discussPlanResolver{}),
Query: `
{
DismissVader
}
`,
ExpectedResult: `
null
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: err.Error(),
Path: []interface{}{"DismissVader"},
ResolverError: err,
Extensions: nil,
},
},
},
})
}
func TestArguments(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
human(id: "1000") {
name
height
}
}
`,
ExpectedResult: `
{
"human": {
"name": "Luke Skywalker",
"height": 1.72
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
human(id: "1000") {
name
height(unit: FOOT)
}
}
`,
ExpectedResult: `
{
"human": {
"name": "Luke Skywalker",
"height": 5.6430448
}
}
`,
},
})
}
func TestAliases(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
empireHero: hero(episode: EMPIRE) {
name
}
jediHero: hero(episode: JEDI) {
name
}
}
`,
ExpectedResult: `
{
"empireHero": {
"name": "Luke Skywalker"
},
"jediHero": {
"name": "R2-D2"
}
}
`,
},
})
}
func TestFragments(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
leftComparison: hero(episode: EMPIRE) {
...comparisonFields
...height
}
rightComparison: hero(episode: JEDI) {
...comparisonFields
...height
}
}
fragment comparisonFields on Character {
name
appearsIn
friends {
name
}
}
fragment height on Human {
height
}
`,
ExpectedResult: `
{
"leftComparison": {
"name": "Luke Skywalker",
"appearsIn": [
"NEWHOPE",
"EMPIRE",
"JEDI"
],
"friends": [
{
"name": "Han Solo"
},
{
"name": "Leia Organa"
},
{
"name": "C-3PO"
},
{
"name": "R2-D2"
}
],
"height": 1.72
},
"rightComparison": {
"name": "R2-D2",
"appearsIn": [
"NEWHOPE",
"EMPIRE",
"JEDI"
],
"friends": [
{
"name": "Luke Skywalker"
},
{
"name": "Han Solo"
},
{
"name": "Leia Organa"
}
]
}
}
`,
},
})
}
func TestVariables(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
query HeroNameAndFriends($episode: Episode) {
hero(episode: $episode) {
name
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
query HeroNameAndFriends($episode: Episode) {
hero(episode: $episode) {
name
}
}
`,
Variables: map[string]interface{}{
"episode": "EMPIRE",
},
ExpectedResult: `
{
"hero": {
"name": "Luke Skywalker"
}
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
echo(value: String): String
}
`, &echoResolver{}),
Query: `
query Echo($value:String = "default"){
echo(value:$value)
}
`,
ExpectedResult: `
{
"echo": "default"
}
`,
},
})
}
func TestSkipDirective(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
query Hero($episode: Episode, $withoutFriends: Boolean!) {
hero(episode: $episode) {
name
friends @skip(if: $withoutFriends) {
name
}
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
"withoutFriends": true,
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
query Hero($episode: Episode, $withoutFriends: Boolean!) {
hero(episode: $episode) {
name
friends @skip(if: $withoutFriends) {
name
}
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
"withoutFriends": false,
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"friends": [
{
"name": "Luke Skywalker"
},
{
"name": "Han Solo"
},
{
"name": "Leia Organa"
}
]
}
}
`,
},
})
}
func TestIncludeDirective(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
query Hero($episode: Episode, $withFriends: Boolean!) {
hero(episode: $episode) {
name
...friendsFragment @include(if: $withFriends)
}
}
fragment friendsFragment on Character {
friends {
name
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
"withFriends": false,
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
query Hero($episode: Episode, $withFriends: Boolean!) {
hero(episode: $episode) {
name
...friendsFragment @include(if: $withFriends)
}
}
fragment friendsFragment on Character {
friends {
name
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
"withFriends": true,
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"friends": [
{
"name": "Luke Skywalker"
},
{
"name": "Han Solo"
},
{
"name": "Leia Organa"
}
]
}
}
`,
},
})
}
type testDeprecatedDirectiveResolver struct{}
func (r *testDeprecatedDirectiveResolver) A() int32 {
return 0
}
func (r *testDeprecatedDirectiveResolver) B() int32 {
return 0
}
func (r *testDeprecatedDirectiveResolver) C() int32 {
return 0
}
func TestDeprecatedDirective(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
a: Int!
b: Int! @deprecated
c: Int! @deprecated(reason: "We don't like it")
}
`, &testDeprecatedDirectiveResolver{}),
Query: `
{
__type(name: "Query") {
fields {
name
}
allFields: fields(includeDeprecated: true) {
name
isDeprecated
deprecationReason
}
}
}
`,
ExpectedResult: `
{
"__type": {
"fields": [
{ "name": "a" }
],
"allFields": [
{ "name": "a", "isDeprecated": false, "deprecationReason": null },
{ "name": "b", "isDeprecated": true, "deprecationReason": "No longer supported" },
{ "name": "c", "isDeprecated": true, "deprecationReason": "We don't like it" }
]
}
}
`,
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
}
enum Test {
A
B @deprecated
C @deprecated(reason: "We don't like it")
}
`, &testDeprecatedDirectiveResolver{}),
Query: `
{
__type(name: "Test") {
enumValues {
name
}
allEnumValues: enumValues(includeDeprecated: true) {
name
isDeprecated
deprecationReason
}
}
}
`,
ExpectedResult: `
{
"__type": {
"enumValues": [
{ "name": "A" }
],
"allEnumValues": [
{ "name": "A", "isDeprecated": false, "deprecationReason": null },
{ "name": "B", "isDeprecated": true, "deprecationReason": "No longer supported" },
{ "name": "C", "isDeprecated": true, "deprecationReason": "We don't like it" }
]
}
}
`,
},
})
}
type testBadEnumResolver struct{}
func (r *testBadEnumResolver) Hero() *testBadEnumCharacterResolver {
return &testBadEnumCharacterResolver{}
}
type testBadEnumCharacterResolver struct{}
func (r *testBadEnumCharacterResolver) Name() string {
return "Spock"
}
func (r *testBadEnumCharacterResolver) AppearsIn() []string {
return []string{"STAR_TREK"}
}
func TestEnums(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
// Valid input enum supplied in query text
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode {
hero(episode: EMPIRE) {
name
}
}
`,
ExpectedResult: `
{
"hero": {
"name": "Luke Skywalker"
}
}
`,
},
// Invalid input enum supplied in query text
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode {
hero(episode: WRATH_OF_KHAN) {
name
}
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: "Argument \"episode\" has invalid value WRATH_OF_KHAN.\nExpected type \"Episode\", found WRATH_OF_KHAN.",
Locations: []gqlerrors.Location{{Column: 20, Line: 3}},
Rule: "ArgumentsOfCorrectType",
},
},
},
// Valid input enum supplied in variables
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode($episode: Episode!) {
hero(episode: $episode) {
name
}
}
`,
Variables: map[string]interface{}{"episode": "JEDI"},
ExpectedResult: `
{
"hero": {
"name": "R2-D2"
}
}
`,
},
// Invalid input enum supplied in variables
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode($episode: Episode!) {
hero(episode: $episode) {
name
}
}
`,
Variables: map[string]interface{}{"episode": "FINAL_FRONTIER"},
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: "Variable \"episode\" has invalid value FINAL_FRONTIER.\nExpected type \"Episode\", found FINAL_FRONTIER.",
Locations: []gqlerrors.Location{{Column: 26, Line: 2}},
Rule: "VariablesOfCorrectType",
},
},
},
// Valid enum value in response
{
Schema: starwarsSchema,
Query: `
query Hero {
hero {
name
appearsIn
}
}
`,
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"appearsIn": ["NEWHOPE","EMPIRE","JEDI"]
}
}
`,
},
// Invalid enum value in response
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
hero: Character
}
enum Episode {
NEWHOPE
EMPIRE
JEDI
}
type Character {
name: String!
appearsIn: [Episode!]!
}
`, &testBadEnumResolver{}),
Query: `
query Hero {
hero {
name
appearsIn
}
}
`,
ExpectedResult: `{
"hero": null
}`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: "Invalid value STAR_TREK.\nExpected type Episode, found STAR_TREK.",
Path: []interface{}{"hero", "appearsIn", 0},
},
},
},
})
}
func TestInlineFragments(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode($episode: Episode!) {
hero(episode: $episode) {
name
... on Droid {
primaryFunction
}
... on Human {
height
}
}
}
`,
Variables: map[string]interface{}{
"episode": "JEDI",
},
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"primaryFunction": "Astromech"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
query HeroForEpisode($episode: Episode!) {
hero(episode: $episode) {
name
... on Droid {
primaryFunction
}
... on Human {
height
}
}
}
`,
Variables: map[string]interface{}{
"episode": "EMPIRE",
},
ExpectedResult: `
{
"hero": {
"name": "Luke Skywalker",
"height": 1.72
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
query CharacterSearch {
search(text: "C-3PO") {
... on Character {
name
}
}
}
`,
ExpectedResult: `
{
"search": [
{
"name": "C-3PO"
}
]
}
`,
},
{
Schema: starwarsSchema,
Query: `
query CharacterSearch {
hero {
... on Character {
... on Human {
name
}
... on Droid {
name
}
}
}
}
`,
ExpectedResult: `
{
"hero": {
"name": "R2-D2"
}
}
`,
},
{
Schema: socialSchema,
Query: `
query {
admin(id: "0x01") {
... on User {
email
}
... on Person {
name
}
}
}
`,
ExpectedResult: `
{
"admin": {
"email": "Albus@hogwarts.com",
"name": "Albus Dumbledore"
}
}
`,
},
})
}
func TestTypeName(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
search(text: "an") {
__typename
... on Human {
name
}
... on Droid {
name
}
... on Starship {
name
}
}
}
`,
ExpectedResult: `
{
"search": [
{
"__typename": "Human",
"name": "Han Solo"
},
{
"__typename": "Human",
"name": "Leia Organa"
},
{
"__typename": "Starship",
"name": "TIE Advanced x1"
}
]
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
human(id: "1000") {
__typename
name
}
}
`,
ExpectedResult: `
{
"human": {
"__typename": "Human",
"name": "Luke Skywalker"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
hero {
__typename
name
... on Character {
...Droid
name
__typename
}
}
}
fragment Droid on Droid {
name
__typename
}
`,
RawResponse: true,
ExpectedResult: `{"hero":{"__typename":"Droid","name":"R2-D2"}}`,
},
})
}
func TestConnections(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
hero {
name
friendsConnection {
totalCount
pageInfo {
startCursor
endCursor
hasNextPage
}
edges {
cursor
node {
name
}
}
}
}
}
`,
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"friendsConnection": {
"totalCount": 3,
"pageInfo": {
"startCursor": "Y3Vyc29yMQ==",
"endCursor": "Y3Vyc29yMw==",
"hasNextPage": false
},
"edges": [
{
"cursor": "Y3Vyc29yMQ==",
"node": {
"name": "Luke Skywalker"
}
},
{
"cursor": "Y3Vyc29yMg==",
"node": {
"name": "Han Solo"
}
},
{
"cursor": "Y3Vyc29yMw==",
"node": {
"name": "Leia Organa"
}
}
]
}
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
hero {
name
friendsConnection(first: 1, after: "Y3Vyc29yMQ==") {
totalCount
pageInfo {
startCursor
endCursor
hasNextPage
}
edges {
cursor
node {
name
}
}
}
},
moreFriends: hero {
name
friendsConnection(first: 1, after: "Y3Vyc29yMg==") {
totalCount
pageInfo {
startCursor
endCursor
hasNextPage
}
edges {
cursor
node {
name
}
}
}
}
}
`,
ExpectedResult: `
{
"hero": {
"name": "R2-D2",
"friendsConnection": {
"totalCount": 3,
"pageInfo": {
"startCursor": "Y3Vyc29yMg==",
"endCursor": "Y3Vyc29yMg==",
"hasNextPage": true
},
"edges": [
{
"cursor": "Y3Vyc29yMg==",
"node": {
"name": "Han Solo"
}
}
]
}
},
"moreFriends": {
"name": "R2-D2",
"friendsConnection": {
"totalCount": 3,
"pageInfo": {
"startCursor": "Y3Vyc29yMw==",
"endCursor": "Y3Vyc29yMw==",
"hasNextPage": false
},
"edges": [
{
"cursor": "Y3Vyc29yMw==",
"node": {
"name": "Leia Organa"
}
}
]
}
}
}
`,
},
})
}
func TestMutation(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
reviews(episode: JEDI) {
stars
commentary
}
}
`,
ExpectedResult: `
{
"reviews": []
}
`,
},
{
Schema: starwarsSchema,
Query: `
mutation CreateReviewForEpisode($ep: Episode!, $review: ReviewInput!) {
createReview(episode: $ep, review: $review) {
stars
commentary
}
}
`,
Variables: map[string]interface{}{
"ep": "JEDI",
"review": map[string]interface{}{
"stars": 5,
"commentary": "This is a great movie!",
},
},
ExpectedResult: `
{
"createReview": {
"stars": 5,
"commentary": "This is a great movie!"
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
mutation CreateReviewForEpisode($ep: Episode!, $review: ReviewInput!) {
createReview(episode: $ep, review: $review) {
stars
commentary
}
}
`,
Variables: map[string]interface{}{
"ep": "EMPIRE",
"review": map[string]interface{}{
"stars": float64(4),
},
},
ExpectedResult: `
{
"createReview": {
"stars": 4,
"commentary": null
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
reviews(episode: JEDI) {
stars
commentary
}
}
`,
ExpectedResult: `
{
"reviews": [{
"stars": 5,
"commentary": "This is a great movie!"
}]
}
`,
},
})
}
func TestIntrospection(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
__schema {
types {
name
}
}
}
`,
ExpectedResult: `
{
"__schema": {
"types": [
{ "name": "Boolean" },
{ "name": "Character" },
{ "name": "Droid" },
{ "name": "Episode" },
{ "name": "Float" },
{ "name": "FriendsConnection" },
{ "name": "FriendsEdge" },
{ "name": "Human" },
{ "name": "ID" },
{ "name": "Int" },
{ "name": "LengthUnit" },
{ "name": "Mutation" },
{ "name": "PageInfo" },
{ "name": "Query" },
{ "name": "Review" },
{ "name": "ReviewInput" },
{ "name": "SearchResult" },
{ "name": "Starship" },
{ "name": "String" },
{ "name": "__Directive" },
{ "name": "__DirectiveLocation" },
{ "name": "__EnumValue" },
{ "name": "__Field" },
{ "name": "__InputValue" },
{ "name": "__Schema" },
{ "name": "__Type" },
{ "name": "__TypeKind" }
]
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
__schema {
queryType {
name
}
}
}
`,
ExpectedResult: `
{
"__schema": {
"queryType": {
"name": "Query"
}
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
a: __type(name: "Droid") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
},
b: __type(name: "Character") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
}
c: __type(name: "SearchResult") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
}
}
`,
ExpectedResult: `
{
"a": {
"name": "Droid",
"kind": "OBJECT",
"interfaces": [
{
"name": "Character"
}
],
"possibleTypes": null
},
"b": {
"name": "Character",
"kind": "INTERFACE",
"interfaces": null,
"possibleTypes": [
{
"name": "Human"
},
{
"name": "Droid"
}
]
},
"c": {
"name": "SearchResult",
"kind": "UNION",
"interfaces": null,
"possibleTypes": [
{
"name": "Human"
},
{
"name": "Droid"
},
{
"name": "Starship"
}
]
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
__type(name: "Droid") {
name
fields {
name
args {
name
type {
name
}
defaultValue
}
type {
name
kind
}
}
}
}
`,
ExpectedResult: `
{
"__type": {
"name": "Droid",
"fields": [
{
"name": "id",
"args": [],
"type": {
"name": null,
"kind": "NON_NULL"
}
},
{
"name": "name",
"args": [],
"type": {
"name": null,
"kind": "NON_NULL"
}
},
{
"name": "friends",
"args": [],
"type": {
"name": null,
"kind": "LIST"
}
},
{
"name": "friendsConnection",
"args": [
{
"name": "first",
"type": {
"name": "Int"
},
"defaultValue": null
},
{
"name": "after",
"type": {
"name": "ID"
},
"defaultValue": null
}
],
"type": {
"name": null,
"kind": "NON_NULL"
}
},
{
"name": "appearsIn",
"args": [],
"type": {
"name": null,
"kind": "NON_NULL"
}
},
{
"name": "primaryFunction",
"args": [],
"type": {
"name": "String",
"kind": "SCALAR"
}
}
]
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
__type(name: "Episode") {
enumValues {
name
}
}
}
`,
ExpectedResult: `
{
"__type": {
"enumValues": [
{
"name": "NEWHOPE"
},
{
"name": "EMPIRE"
},
{
"name": "JEDI"
}
]
}
}
`,
},
{
Schema: starwarsSchema,
Query: `
{
__schema {
directives {
name
description
locations
args {
name
description
type {
kind
ofType {
kind
name
}
}
}
}
}
}
`,
ExpectedResult: `
{
"__schema": {
"directives": [
{
"name": "deprecated",
"description": "Marks an element of a GraphQL schema as no longer supported.",
"locations": [
"FIELD_DEFINITION",
"ENUM_VALUE"
],
"args": [
{
"name": "reason",
"description": "Explains why this element was deprecated, usually also including a suggestion\nfor how to access supported similar data. Formatted in\n[Markdown](https://daringfireball.net/projects/markdown/).",
"type": {
"kind": "SCALAR",
"ofType": null
}
}
]
},
{
"name": "include",
"description": "Directs the executor to include this field or fragment only when the ` + "`" + `if` + "`" + ` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"args": [
{
"name": "if",
"description": "Included when true.",
"type": {
"kind": "NON_NULL",
"ofType": {
"kind": "SCALAR",
"name": "Boolean"
}
}
}
]
},
{
"name": "skip",
"description": "Directs the executor to skip this field or fragment when the ` + "`" + `if` + "`" + ` argument is true.",
"locations": [
"FIELD",
"FRAGMENT_SPREAD",
"INLINE_FRAGMENT"
],
"args": [
{
"name": "if",
"description": "Skipped when true.",
"type": {
"kind": "NON_NULL",
"ofType": {
"kind": "SCALAR",
"name": "Boolean"
}
}
}
]
}
]
}
}
`,
},
})
}
var starwarsSchemaNoIntrospection = graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{}, []graphql.SchemaOpt{graphql.DisableIntrospection()}...)
func TestIntrospectionDisableIntrospection(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
__schema {
types {
name
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
__schema {
queryType {
name
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
a: __type(name: "Droid") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
},
b: __type(name: "Character") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
}
c: __type(name: "SearchResult") {
name
kind
interfaces {
name
}
possibleTypes {
name
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
__type(name: "Droid") {
name
fields {
name
args {
name
type {
name
}
defaultValue
}
type {
name
kind
}
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
__type(name: "Episode") {
enumValues {
name
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
__schema {
directives {
name
description
locations
args {
name
description
type {
kind
ofType {
kind
name
}
}
}
}
}
}
`,
ExpectedResult: `
{
}
`,
},
{
Schema: starwarsSchemaNoIntrospection,
Query: `
{
search(text: "an") {
__typename
... on Human {
name
}
... on Droid {
name
}
... on Starship {
name
}
}
}
`,
ExpectedResult: `
{
"search": [
{
"__typename": "Human",
"name": "Han Solo"
},
{
"__typename": "Human",
"name": "Leia Organa"
},
{
"__typename": "Starship",
"name": "TIE Advanced x1"
}
]
}
`,
},
})
}
func TestMutationOrder(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
mutation: Mutation
}
type Query {
theNumber: Int!
}
type Mutation {
changeTheNumber(newNumber: Int!): Query
}
`, &theNumberResolver{}),
Query: `
mutation {
first: changeTheNumber(newNumber: 1) {
theNumber
}
second: changeTheNumber(newNumber: 3) {
theNumber
}
third: changeTheNumber(newNumber: 2) {
theNumber
}
}
`,
ExpectedResult: `
{
"first": {
"theNumber": 1
},
"second": {
"theNumber": 3
},
"third": {
"theNumber": 2
}
}
`,
},
})
}
func TestTime(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
addHour(time: Time = "2001-02-03T04:05:06Z"): Time!
}
scalar Time
`, &timeResolver{}),
Query: `
query($t: Time!) {
a: addHour(time: $t)
b: addHour
}
`,
Variables: map[string]interface{}{
"t": time.Date(2000, 2, 3, 4, 5, 6, 0, time.UTC),
},
ExpectedResult: `
{
"a": "2000-02-03T05:05:06Z",
"b": "2001-02-03T05:05:06Z"
}
`,
},
})
}
type resolverWithUnexportedMethod struct{}
func (r *resolverWithUnexportedMethod) changeTheNumber(args struct{ NewNumber int32 }) int32 {
return args.NewNumber
}
func TestUnexportedMethod(t *testing.T) {
t.Parallel()
_, err := graphql.ParseSchema(`
schema {
mutation: Mutation
}
type Mutation {
changeTheNumber(newNumber: Int!): Int!
}
`, &resolverWithUnexportedMethod{})
if err == nil {
t.Error("error expected")
}
}
type resolverWithUnexportedField struct{}
func (r *resolverWithUnexportedField) ChangeTheNumber(args struct{ newNumber int32 }) int32 {
return args.newNumber
}
func TestUnexportedField(t *testing.T) {
t.Parallel()
_, err := graphql.ParseSchema(`
schema {
mutation: Mutation
}
type Mutation {
changeTheNumber(newNumber: Int!): Int!
}
`, &resolverWithUnexportedField{})
if err == nil {
t.Error("error expected")
}
}
type StringEnum string
const (
EnumOption1 StringEnum = "Option1"
EnumOption2 StringEnum = "Option2"
)
type IntEnum int
const (
IntEnum0 IntEnum = iota
IntEnum1
)
func (e IntEnum) String() string {
switch int(e) {
case 0:
return "Int0"
case 1:
return "Int1"
default:
return "IntN"
}
}
func (IntEnum) ImplementsGraphQLType(name string) bool {
return name == "IntEnum"
}
func (e *IntEnum) UnmarshalGraphQL(input interface{}) error {
if str, ok := input.(string); ok {
switch str {
case "Int0":
*e = IntEnum(0)
case "Int1":
*e = IntEnum(1)
default:
*e = IntEnum(-1)
}
return nil
}
return fmt.Errorf("wrong type for IntEnum: %T", input)
}
type inputResolver struct{}
func (r *inputResolver) Int(args struct{ Value int32 }) int32 {
return args.Value
}
func (r *inputResolver) Float(args struct{ Value float64 }) float64 {
return args.Value
}
func (r *inputResolver) String(args struct{ Value string }) string {
return args.Value
}
func (r *inputResolver) Boolean(args struct{ Value bool }) bool {
return args.Value
}
func (r *inputResolver) Nullable(args struct{ Value *int32 }) *int32 {
return args.Value
}
func (r *inputResolver) List(args struct{ Value []*struct{ V int32 } }) []int32 {
l := make([]int32, len(args.Value))
for i, entry := range args.Value {
l[i] = entry.V
}
return l
}
func (r *inputResolver) NullableList(args struct{ Value *[]*struct{ V int32 } }) *[]*int32 {
if args.Value == nil {
return nil
}
l := make([]*int32, len(*args.Value))
for i, entry := range *args.Value {
if entry != nil {
l[i] = &entry.V
}
}
return &l
}
func (r *inputResolver) StringEnumValue(args struct{ Value string }) string {
return args.Value
}
func (r *inputResolver) NullableStringEnumValue(args struct{ Value *string }) *string {
return args.Value
}
func (r *inputResolver) StringEnum(args struct{ Value StringEnum }) StringEnum {
return args.Value
}
func (r *inputResolver) NullableStringEnum(args struct{ Value *StringEnum }) *StringEnum {
return args.Value
}
func (r *inputResolver) IntEnumValue(args struct{ Value string }) string {
return args.Value
}
func (r *inputResolver) NullableIntEnumValue(args struct{ Value *string }) *string {
return args.Value
}
func (r *inputResolver) IntEnum(args struct{ Value IntEnum }) IntEnum {
return args.Value
}
func (r *inputResolver) NullableIntEnum(args struct{ Value *IntEnum }) *IntEnum {
return args.Value
}
type recursive struct {
Next *recursive
}
func (r *inputResolver) Recursive(args struct{ Value *recursive }) int32 {
n := int32(0)
v := args.Value
for v != nil {
v = v.Next
n++
}
return n
}
func (r *inputResolver) ID(args struct{ Value graphql.ID }) graphql.ID {
return args.Value
}
func TestInput(t *testing.T) {
t.Parallel()
coercionSchema := graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
int(value: Int!): Int!
float(value: Float!): Float!
string(value: String!): String!
boolean(value: Boolean!): Boolean!
nullable(value: Int): Int
list(value: [Input!]!): [Int!]!
nullableList(value: [Input]): [Int]
stringEnumValue(value: StringEnum!): StringEnum!
nullableStringEnumValue(value: StringEnum): StringEnum
stringEnum(value: StringEnum!): StringEnum!
nullableStringEnum(value: StringEnum): StringEnum
intEnumValue(value: IntEnum!): IntEnum!
nullableIntEnumValue(value: IntEnum): IntEnum
intEnum(value: IntEnum!): IntEnum!
nullableIntEnum(value: IntEnum): IntEnum
recursive(value: RecursiveInput!): Int!
id(value: ID!): ID!
}
input Input {
v: Int!
}
input RecursiveInput {
next: RecursiveInput
}
enum StringEnum {
Option1
Option2
}
enum IntEnum {
Int0
Int1
}
`, &inputResolver{})
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: coercionSchema,
Query: `
{
int(value: 42)
float1: float(value: 42)
float2: float(value: 42.5)
string(value: "foo")
boolean(value: true)
nullable1: nullable(value: 42)
nullable2: nullable(value: null)
list1: list(value: [{v: 41}, {v: 42}, {v: 43}])
list2: list(value: {v: 42})
nullableList1: nullableList(value: [{v: 41}, null, {v: 43}])
nullableList2: nullableList(value: null)
stringEnumValue(value: Option1)
nullableStringEnumValue1: nullableStringEnum(value: Option1)
nullableStringEnumValue2: nullableStringEnum(value: null)
stringEnum(value: Option2)
nullableStringEnum1: nullableStringEnum(value: Option2)
nullableStringEnum2: nullableStringEnum(value: null)
intEnumValue(value: Int1)
nullableIntEnumValue1: nullableIntEnumValue(value: Int1)
nullableIntEnumValue2: nullableIntEnumValue(value: null)
intEnum(value: Int1)
nullableIntEnum1: nullableIntEnum(value: Int1)
nullableIntEnum2: nullableIntEnum(value: null)
recursive(value: {next: {next: {}}})
intID: id(value: 1234)
strID: id(value: "1234")
}
`,
ExpectedResult: `
{
"int": 42,
"float1": 42,
"float2": 42.5,
"string": "foo",
"boolean": true,
"nullable1": 42,
"nullable2": null,
"list1": [41, 42, 43],
"list2": [42],
"nullableList1": [41, null, 43],
"nullableList2": null,
"stringEnumValue": "Option1",
"nullableStringEnumValue1": "Option1",
"nullableStringEnumValue2": null,
"stringEnum": "Option2",
"nullableStringEnum1": "Option2",
"nullableStringEnum2": null,
"intEnumValue": "Int1",
"nullableIntEnumValue1": "Int1",
"nullableIntEnumValue2": null,
"intEnum": "Int1",
"nullableIntEnum1": "Int1",
"nullableIntEnum2": null,
"recursive": 3,
"intID": "1234",
"strID": "1234"
}
`,
},
})
}
type inputArgumentsHello struct{}
type inputArgumentsScalarMismatch1 struct{}
type inputArgumentsScalarMismatch2 struct{}
type inputArgumentsObjectMismatch1 struct{}
type inputArgumentsObjectMismatch2 struct{}
type inputArgumentsObjectMismatch3 struct{}
type fieldNameMismatch struct{}
type helloInput struct {
Name string
}
type helloOutput struct {
Name string
}
func (*fieldNameMismatch) Hello() helloOutput {
return helloOutput{}
}
type helloInputMismatch struct {
World string
}
func (r *inputArgumentsHello) Hello(args struct{ Input *helloInput }) string {
return "Hello " + args.Input.Name + "!"
}
func (r *inputArgumentsScalarMismatch1) Hello(name string) string {
return "Hello " + name + "!"
}
func (r *inputArgumentsScalarMismatch2) Hello(args struct{ World string }) string {
return "Hello " + args.World + "!"
}
func (r *inputArgumentsObjectMismatch1) Hello(in helloInput) string {
return "Hello " + in.Name + "!"
}
func (r *inputArgumentsObjectMismatch2) Hello(args struct{ Input *helloInputMismatch }) string {
return "Hello " + args.Input.World + "!"
}
func (r *inputArgumentsObjectMismatch3) Hello(args struct{ Input *struct{ Thing string } }) string {
return "Hello " + args.Input.Thing + "!"
}
func TestInputArguments_failSchemaParsing(t *testing.T) {
type args struct {
Resolver interface{}
Schema string
Opts []graphql.SchemaOpt
}
type want struct {
Error string
}
testTable := map[string]struct {
Args args
Want want
}{
"Non-input type used with field arguments": {
Args: args{
Resolver: &inputArgumentsHello{},
Schema: `
schema {
query: Query
}
type Query {
hello(input: HelloInput): String!
}
type HelloInput {
name: String
}
`,
},
Want: want{Error: "field \"Input\": type of kind OBJECT can not be used as input\n\tused by (*graphql_test.inputArgumentsHello).Hello"},
},
"Missing Args Wrapper for scalar input": {
Args: args{
Resolver: &inputArgumentsScalarMismatch1{},
Schema: `
schema {
query: Query
}
type Query {
hello(name: String): String!
}
input HelloInput {
name: String
}
`,
},
Want: want{Error: "expected struct or pointer to struct, got string (hint: missing `args struct { ... }` wrapper for field arguments?)\n\tused by (*graphql_test.inputArgumentsScalarMismatch1).Hello"},
},
"Mismatching field name for scalar input": {
Args: args{
Resolver: &inputArgumentsScalarMismatch2{},
Schema: `
schema {
query: Query
}
type Query {
hello(name: String): String!
}
`,
},
Want: want{Error: "struct { World string } does not define field \"name\" (hint: missing `args struct { ... }` wrapper for field arguments, or missing field on input struct)\n\tused by (*graphql_test.inputArgumentsScalarMismatch2).Hello"},
},
"Missing Args Wrapper for Input type": {
Args: args{
Resolver: &inputArgumentsObjectMismatch1{},
Schema: `
schema {
query: Query
}
type Query {
hello(input: HelloInput): String!
}
input HelloInput {
name: String
}
`,
},
Want: want{Error: "graphql_test.helloInput does not define field \"input\" (hint: missing `args struct { ... }` wrapper for field arguments, or missing field on input struct)\n\tused by (*graphql_test.inputArgumentsObjectMismatch1).Hello"},
},
"Input struct missing field": {
Args: args{
Resolver: &inputArgumentsObjectMismatch2{},
Schema: `
schema {
query: Query
}
type Query {
hello(input: HelloInput): String!
}
input HelloInput {
name: String
}
`,
},
Want: want{Error: "field \"Input\": *graphql_test.helloInputMismatch does not define field \"name\" (hint: missing `args struct { ... }` wrapper for field arguments, or missing field on input struct)\n\tused by (*graphql_test.inputArgumentsObjectMismatch2).Hello"},
},
"Inline Input struct missing field": {
Args: args{
Resolver: &inputArgumentsObjectMismatch3{},
Schema: `
schema {
query: Query
}
type Query {
hello(input: HelloInput): String!
}
input HelloInput {
name: String
}
`,
},
Want: want{Error: "field \"Input\": *struct { Thing string } does not define field \"name\" (hint: missing `args struct { ... }` wrapper for field arguments, or missing field on input struct)\n\tused by (*graphql_test.inputArgumentsObjectMismatch3).Hello"},
},
"Struct field name inclusion": {
Args: args{
Resolver: &fieldNameMismatch{},
Opts: []graphql.SchemaOpt{graphql.UseFieldResolvers()},
Schema: `
type Query {
hello(): HelloOutput!
}
type HelloOutput {
name: Int
}
`,
},
Want: want{Error: "string is not a pointer\n\tused by (graphql_test.helloOutput).Name\n\tused by (*graphql_test.fieldNameMismatch).Hello"},
},
}
for name, tt := range testTable {
tt := tt
t.Run(name, func(t *testing.T) {
t.Parallel()
_, err := graphql.ParseSchema(tt.Args.Schema, tt.Args.Resolver, tt.Args.Opts...)
if err == nil || err.Error() != tt.Want.Error {
t.Log("Schema parsing error mismatch")
t.Logf("got: %s", err)
t.Logf("exp: %s", tt.Want.Error)
t.Fail()
}
})
}
}
func TestComposedFragments(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: starwarsSchema,
Query: `
{
composed: hero(episode: EMPIRE) {
name
...friendsNames
...friendsIds
}
}
fragment friendsNames on Character {
name
friends {
name
}
}
fragment friendsIds on Character {
name
friends {
id
}
}
`,
ExpectedResult: `
{
"composed": {
"name": "Luke Skywalker",
"friends": [
{
"id": "1002",
"name": "Han Solo"
},
{
"id": "1003",
"name": "Leia Organa"
},
{
"id": "2000",
"name": "C-3PO"
},
{
"id": "2001",
"name": "R2-D2"
}
]
}
}
`,
},
})
}
var (
exampleError = fmt.Errorf("This is an error")
nilChildErrorString = `graphql: got nil for non-null "Child"`
)
type childResolver struct{}
func (r *childResolver) TriggerError() (string, error) {
return "This will never be returned to the client", exampleError
}
func (r *childResolver) NoError() string {
return "no error"
}
func (r *childResolver) Child() *childResolver {
return &childResolver{}
}
func (r *childResolver) NilChild() *childResolver {
return nil
}
func TestErrorPropagation(t *testing.T) {
t.Parallel()
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
triggerError: String!
}
`, &childResolver{}),
Query: `
{
noError
triggerError
}
`,
ExpectedResult: `
null
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: exampleError.Error(),
ResolverError: exampleError,
Path: []interface{}{"triggerError"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
child: Child
}
type Child {
noError: String!
triggerError: String!
}
`, &childResolver{}),
Query: `
{
noError
child {
noError
triggerError
}
}
`,
ExpectedResult: `
{
"noError": "no error",
"child": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: exampleError.Error(),
ResolverError: exampleError,
Path: []interface{}{"child", "triggerError"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
child: Child
}
type Child {
noError: String!
triggerError: String!
child: Child!
}
`, &childResolver{}),
Query: `
{
noError
child {
noError
child {
noError
triggerError
}
}
}
`,
ExpectedResult: `
{
"noError": "no error",
"child": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: exampleError.Error(),
ResolverError: exampleError,
Path: []interface{}{"child", "child", "triggerError"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
child: Child
}
type Child {
noError: String!
triggerError: String!
child: Child
}
`, &childResolver{}),
Query: `
{
noError
child {
noError
child {
noError
triggerError
}
}
}
`,
ExpectedResult: `
{
"noError": "no error",
"child": {
"noError": "no error",
"child": null
}
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: exampleError.Error(),
ResolverError: exampleError,
Path: []interface{}{"child", "child", "triggerError"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
child: Child!
}
type Child {
noError: String!
nilChild: Child!
}
`, &childResolver{}),
Query: `
{
noError
child {
nilChild {
noError
}
}
}
`,
ExpectedResult: `
null
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: nilChildErrorString,
Path: []interface{}{"child", "nilChild"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
noError: String!
child: Child
}
type Child {
noError: String!
nilChild: Child!
}
`, &childResolver{}),
Query: `
{
noError
child {
noError
nilChild {
noError
}
}
}
`,
ExpectedResult: `
{
"noError": "no error",
"child": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: nilChildErrorString,
Path: []interface{}{"child", "nilChild"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
child: Child
}
type Child {
triggerError: String!
child: Child
nilChild: Child!
}
`, &childResolver{}),
Query: `
{
child {
child {
triggerError
child {
nilChild {
triggerError
}
}
}
}
}
`,
ExpectedResult: `
{
"child": {
"child": null
}
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: nilChildErrorString,
Path: []interface{}{"child", "child", "child", "nilChild"},
},
{
Message: exampleError.Error(),
ResolverError: exampleError,
Path: []interface{}{"child", "child", "triggerError"},
},
},
},
{
Schema: graphql.MustParseSchema(`
schema {
query: Query
}
type Query {
child: Child
}
type Child {
noError: String!
child: Child!
nilChild: Child!
}
`, &childResolver{}),
Query: `
{
child {
child {
nilChild {
noError
}
}
}
}
`,
ExpectedResult: `
{
"child": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: nilChildErrorString,
Path: []interface{}{"child", "child", "nilChild"},
},
},
},
})
}
type ambiguousResolver struct {
Name string // ambiguous
University
}
type University struct {
Name string // ambiguous
}
func TestPanicAmbiguity(t *testing.T) {
panicMessage := `*graphql_test.ambiguousResolver does not resolve "Query": ambiguous field "name"`
defer func() {
r := recover()
if r == nil {
t.Fatal("expected schema parse to panic")
}
if r.(error).Error() != panicMessage {
t.Logf("got: %s", r)
t.Logf("want: %s", panicMessage)
t.Fail()
}
}()
schema := `
schema {
query: Query
}
type Query {
name: String!
university: University!
}
type University {
name: String!
}
`
graphql.MustParseSchema(schema, &ambiguousResolver{}, graphql.UseFieldResolvers())
}
func TestSchema_Exec_without_resolver(t *testing.T) {
t.Parallel()
type args struct {
Query string
Schema string
}
type want struct {
Panic interface{}
}
testTable := []struct {
Name string
Args args
Want want
}{
{
Name: "schema_without_resolver_errors",
Args: args{
Query: `
query {
hero {
id
name
friends {
name
}
}
}
`,
Schema: starwars.Schema,
},
Want: want{Panic: "schema created without resolver, can not exec"},
},
}
for _, tt := range testTable {
t.Run(tt.Name, func(t *testing.T) {
s := graphql.MustParseSchema(tt.Args.Schema, nil)
defer func() {
r := recover()
if r == nil {
t.Fatal("expected query to panic")
}
if r != tt.Want.Panic {
t.Logf("got: %s", r)
t.Logf("want: %s", tt.Want.Panic)
t.Fail()
}
}()
_ = s.Exec(context.Background(), tt.Args.Query, "", map[string]interface{}{})
})
}
}
type subscriptionsInExecResolver struct{}
func (r *subscriptionsInExecResolver) AppUpdated() <-chan string {
return make(chan string)
}
func TestSubscriptions_In_Exec(t *testing.T) {
r := &struct {
*helloResolver
*subscriptionsInExecResolver
}{
helloResolver: &helloResolver{},
subscriptionsInExecResolver: &subscriptionsInExecResolver{},
}
gqltesting.RunTest(t, &gqltesting.Test{
Schema: graphql.MustParseSchema(`
type Query {
hello: String!
}
type Subscription {
appUpdated : String!
}
`, r),
Query: `
subscription {
appUpdated
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: "graphql-ws protocol header is missing",
},
},
})
}
type nilPointerReturnValue struct{}
func (r *nilPointerReturnValue) Value() *string {
return nil
}
type nilPointerReturnResolver struct{}
func (r *nilPointerReturnResolver) PointerReturn() *nilPointerReturnValue {
return &nilPointerReturnValue{}
}
func TestPointerReturnForNonNull(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(`
type Query {
pointerReturn: PointerReturnValue
}
type PointerReturnValue {
value: Hello!
}
enum Hello {
WORLD
}
`, &nilPointerReturnResolver{}),
Query: `
query {
pointerReturn {
value
}
}
`,
ExpectedResult: `
{
"pointerReturn": null
}
`,
ExpectedErrors: []*gqlerrors.QueryError{
{
Message: `graphql: got nil for non-null "Hello"`,
Path: []interface{}{"pointerReturn", "value"},
},
},
},
})
}
type nullableInput struct {
String graphql.NullString
Int graphql.NullInt
Bool graphql.NullBool
Time graphql.NullTime
Float graphql.NullFloat
}
type nullableResult struct {
String string
Int string
Bool string
Time string
Float string
}
type nullableResolver struct {
}
func (r *nullableResolver) TestNullables(args struct {
Input *nullableInput
}) nullableResult {
var res nullableResult
if args.Input.String.Set {
if args.Input.String.Value == nil {
res.String = ""
} else {
res.String = *args.Input.String.Value
}
}
if args.Input.Int.Set {
if args.Input.Int.Value == nil {
res.Int = ""
} else {
res.Int = fmt.Sprintf("%d", *args.Input.Int.Value)
}
}
if args.Input.Float.Set {
if args.Input.Float.Value == nil {
res.Float = ""
} else {
res.Float = fmt.Sprintf("%.2f", *args.Input.Float.Value)
}
}
if args.Input.Bool.Set {
if args.Input.Bool.Value == nil {
res.Bool = ""
} else {
res.Bool = fmt.Sprintf("%t", *args.Input.Bool.Value)
}
}
if args.Input.Time.Set {
if args.Input.Time.Value == nil {
res.Time = ""
} else {
res.Time = args.Input.Time.Value.Format(time.RFC3339)
}
}
return res
}
func TestNullable(t *testing.T) {
schema := `
scalar Time
input MyInput {
string: String
int: Int
float: Float
bool: Boolean
time: Time
}
type Result {
string: String!
int: String!
float: String!
bool: String!
time: String!
}
type Query {
testNullables(input: MyInput): Result!
}
`
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: graphql.MustParseSchema(schema, &nullableResolver{}, graphql.UseFieldResolvers()),
Query: `
query {
testNullables(input: {
string: "test"
int: 1234
float: 42.42
bool: true
time: "2021-01-02T15:04:05Z"
}) {
string
int
float
bool
time
}
}
`,
ExpectedResult: `
{
"testNullables": {
"string": "test",
"int": "1234",
"float": "42.42",
"bool": "true",
"time": "2021-01-02T15:04:05Z"
}
}
`,
},
{
Schema: graphql.MustParseSchema(schema, &nullableResolver{}, graphql.UseFieldResolvers()),
Query: `
query {
testNullables(input: {
string: null
int: null
float: null
bool: null
time: null
}) {
string
int
float
bool
time
}
}
`,
ExpectedResult: `
{
"testNullables": {
"string": "",
"int": "",
"float": "",
"bool": "",
"time": ""
}
}
`,
},
{
Schema: graphql.MustParseSchema(schema, &nullableResolver{}, graphql.UseFieldResolvers()),
Query: `
query {
testNullables(input: {}) {
string
int
float
bool
time
}
}
`,
ExpectedResult: `
{
"testNullables": {
"string": "",
"int": "",
"float": "",
"bool": "",
"time": ""
}
}
`,
},
})
}
type testTracer struct {
mu *sync.Mutex
fields []fieldTrace
queries []queryTrace
}
type fieldTrace struct {
label string
typeName string
fieldName string
isTrivial bool
args map[string]interface{}
err *gqlerrors.QueryError
}
type queryTrace struct {
document string
opName string
variables map[string]interface{}
varTypes map[string]*introspection.Type
errors []*gqlerrors.QueryError
}
func (t *testTracer) TraceField(ctx context.Context, label, typeName, fieldName string, trivial bool, args map[string]interface{}) (context.Context, trace.TraceFieldFinishFunc) {
return ctx, func(qe *gqlerrors.QueryError) {
t.mu.Lock()
defer t.mu.Unlock()
ft := fieldTrace{
label: label,
typeName: typeName,
fieldName: fieldName,
isTrivial: trivial,
args: args,
err: qe,
}
t.fields = append(t.fields, ft)
}
}
func (t *testTracer) TraceQuery(ctx context.Context, document string, opName string, vars map[string]interface{}, varTypes map[string]*introspection.Type) (context.Context, trace.TraceQueryFinishFunc) {
return ctx, func(qe []*gqlerrors.QueryError) {
t.mu.Lock()
defer t.mu.Unlock()
qt := queryTrace{
document: document,
opName: opName,
variables: vars,
varTypes: varTypes,
errors: qe,
}
t.queries = append(t.queries, qt)
}
}
var _ trace.Tracer = (*testTracer)(nil)
func TestTracer(t *testing.T) {
t.Parallel()
tracer := &testTracer{mu: &sync.Mutex{}}
schema, err := graphql.ParseSchema(starwars.Schema, &starwars.Resolver{}, graphql.Tracer(tracer))
if err != nil {
t.Fatalf("graphql.ParseSchema: %s", err)
}
ctx := context.Background()
doc := `
query TestTracer($id: ID!) {
HanSolo: human(id: $id) {
__typename
name
}
}
`
opName := "TestTracer"
variables := map[string]interface{}{
"id": "1002",
}
_ = schema.Exec(ctx, doc, opName, variables)
tracer.mu.Lock()
defer tracer.mu.Unlock()
if len(tracer.queries) != 1 {
t.Fatalf("expected one query trace, but got %d: %#v", len(tracer.queries), tracer.queries)
}
qt := tracer.queries[0]
if qt.document != doc {
t.Errorf("mismatched query trace document:\nwant: %q\ngot : %q", doc, qt.document)
}
if qt.opName != opName {
t.Errorf("mismated query trace operationName:\nwant: %q\ngot : %q", opName, qt.opName)
}
expectedFieldTraces := []fieldTrace{
{fieldName: "human", typeName: "Query"},
{fieldName: "__typename", typeName: "Human"},
{fieldName: "name", typeName: "Human"},
}
checkFieldTraces(t, expectedFieldTraces, tracer.fields)
}
func checkFieldTraces(t *testing.T, want, have []fieldTrace) {
if len(want) != len(have) {
t.Errorf("mismatched field traces: expected %d but got %d: %#v", len(want), len(have), have)
}
type comparison struct {
want fieldTrace
have fieldTrace
}
m := map[string]comparison{}
for _, ft := range want {
m[ft.fieldName] = comparison{want: ft}
}
for _, ft := range have {
c := m[ft.fieldName]
c.have = ft
m[ft.fieldName] = c
}
for _, c := range m {
if err := stringsEqual(c.want.fieldName, c.have.fieldName); err != "" {
t.Error("mismatched field name:", err)
}
if err := stringsEqual(c.want.typeName, c.have.typeName); err != "" {
t.Error("mismatched field parent type:", err)
}
}
}
func stringsEqual(want, have string) string {
if want != have {
return fmt.Sprintf("mismatched values:\nwant: %q\nhave: %q", want, have)
}
return ""
}
type queryVarResolver struct{}
type filterArgs struct {
Required string
Optional *string
}
type filterSearchResults struct {
Match *string
}
func (r *queryVarResolver) Search(ctx context.Context, args *struct{ Filter filterArgs }) []filterSearchResults {
return []filterSearchResults{}
}
func TestQueryVariablesValidation(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{{
Schema: graphql.MustParseSchema(`
input SearchFilter {
required: String!
optional: String
}
type SearchResults {
match: String
}
type Query {
search(filter: SearchFilter!): [SearchResults!]!
}`, &queryVarResolver{}, graphql.UseFieldResolvers()),
Query: `
query {
search(filter: {}) {
match
}
}`,
ExpectedErrors: []*gqlerrors.QueryError{{
Message: "Argument \"filter\" has invalid value {}.\nIn field \"required\": Expected \"String!\", found null.",
Locations: []gqlerrors.Location{{Line: 3, Column: 27}},
Rule: "ArgumentsOfCorrectType",
}},
}, {
Schema: graphql.MustParseSchema(`
input SearchFilter {
required: String!
optional: String
}
type SearchResults {
match: String
}
type Query {
search(filter: SearchFilter!): [SearchResults!]!
}`, &queryVarResolver{}, graphql.UseFieldResolvers()),
Query: `
query q($filter: SearchFilter!) {
search(filter: $filter) {
match
}
}`,
Variables: map[string]interface{}{"filter": map[string]interface{}{}},
ExpectedErrors: []*gqlerrors.QueryError{{
Message: "Variable \"required\" has invalid value null.\nExpected type \"String!\", found null.",
Locations: []gqlerrors.Location{{Line: 3, Column: 5}},
Rule: "VariablesOfCorrectType",
}},
}})
}
type interfaceImplementingInterfaceResolver struct{}
type interfaceImplementingInterfaceExample struct {
A string
B string
C bool
}
func (r *interfaceImplementingInterfaceResolver) Hey() *interfaceImplementingInterfaceExample {
return &interfaceImplementingInterfaceExample{
A: "testing",
B: "test",
C: true,
}
}
func TestInterfaceImplementingInterface(t *testing.T) {
gqltesting.RunTests(t, []*gqltesting.Test{{
Schema: graphql.MustParseSchema(`
interface A {
a: String!
}
interface B implements A {
a: String!
b: String!
}
interface C implements B & A {
a: String!
b: String!
c: Boolean!
}
type ABC implements C {
a: String!
b: String!
c: Boolean!
}
type Query {
hey: ABC
}`, &interfaceImplementingInterfaceResolver{}, graphql.UseFieldResolvers(), graphql.UseFieldResolvers()),
Query: `query {hey { a b c }}`,
ExpectedResult: `
{
"hey": {
"a": "testing",
"b": "test",
"c": true
}
}
`,
}})
}
func TestCircularFragmentMaxDepth(t *testing.T) {
withMaxDepth := graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{}, graphql.MaxDepth(2))
gqltesting.RunTests(t, []*gqltesting.Test{
{
Schema: withMaxDepth,
Query: `
query {
...X
}
fragment X on Query {
...Y
}
fragment Y on Query {
...X
}
`,
ExpectedErrors: []*gqlerrors.QueryError{{
Message: `Cannot spread fragment "X" within itself via Y.`,
Rule: "NoFragmentCycles",
Locations: []gqlerrors.Location{
{Line: 7, Column: 20},
{Line: 10, Column: 20},
},
}},
},
})
}
graphql-go-1.3.0/id.go 0000664 0000000 0000000 00000001106 14171626705 0014506 0 ustar 00root root 0000000 0000000 package graphql
import (
"fmt"
"strconv"
)
// ID represents GraphQL's "ID" scalar type. A custom type may be used instead.
type ID string
func (ID) ImplementsGraphQLType(name string) bool {
return name == "ID"
}
func (id *ID) UnmarshalGraphQL(input interface{}) error {
var err error
switch input := input.(type) {
case string:
*id = ID(input)
case int32:
*id = ID(strconv.Itoa(int(input)))
default:
err = fmt.Errorf("wrong type for ID: %T", input)
}
return err
}
func (id ID) MarshalJSON() ([]byte, error) {
return strconv.AppendQuote(nil, string(id)), nil
}
graphql-go-1.3.0/internal/ 0000775 0000000 0000000 00000000000 14171626705 0015401 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/common/ 0000775 0000000 0000000 00000000000 14171626705 0016671 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/common/blockstring.go 0000664 0000000 0000000 00000005640 14171626705 0021546 0 ustar 00root root 0000000 0000000 // MIT License
//
// Copyright (c) 2019 GraphQL Contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// This implementation has been adapted from the graphql-js reference implementation
// https://github.com/graphql/graphql-js/blob/5eb7c4ded7ceb83ac742149cbe0dae07a8af9a30/src/language/blockString.js
// which is released under the MIT License above.
package common
import (
"strings"
)
// Produces the value of a block string from its parsed raw value, similar to
// CoffeeScript's block string, Python's docstring trim or Ruby's strip_heredoc.
//
// This implements the GraphQL spec's BlockStringValue() static algorithm.
func blockString(raw string) string {
lines := strings.Split(raw, "\n")
// Remove common indentation from all lines except the first (which has none)
ind := blockStringIndentation(lines)
if ind > 0 {
for i := 1; i < len(lines); i++ {
l := lines[i]
if len(l) < ind {
lines[i] = ""
continue
}
lines[i] = l[ind:]
}
}
// Remove leading and trailing blank lines
trimStart := 0
for i := 0; i < len(lines) && isBlank(lines[i]); i++ {
trimStart++
}
lines = lines[trimStart:]
trimEnd := 0
for i := len(lines) - 1; i > 0 && isBlank(lines[i]); i-- {
trimEnd++
}
lines = lines[:len(lines)-trimEnd]
return strings.Join(lines, "\n")
}
func blockStringIndentation(lines []string) int {
var commonIndent *int
for i := 1; i < len(lines); i++ {
l := lines[i]
indent := leadingWhitespace(l)
if indent == len(l) {
// don't consider blank/empty lines
continue
}
if indent == 0 {
return 0
}
if commonIndent == nil || indent < *commonIndent {
commonIndent = &indent
}
}
if commonIndent == nil {
return 0
}
return *commonIndent
}
func isBlank(s string) bool {
return len(s) == 0 || leadingWhitespace(s) == len(s)
}
func leadingWhitespace(s string) int {
i := 0
for _, r := range s {
if r != '\t' && r != ' ' {
break
}
i++
}
return i
}
graphql-go-1.3.0/internal/common/directive.go 0000664 0000000 0000000 00000000633 14171626705 0021200 0 ustar 00root root 0000000 0000000 package common
import "github.com/graph-gophers/graphql-go/types"
func ParseDirectives(l *Lexer) types.DirectiveList {
var directives types.DirectiveList
for l.Peek() == '@' {
l.ConsumeToken('@')
d := &types.Directive{}
d.Name = l.ConsumeIdentWithLoc()
d.Name.Loc.Column--
if l.Peek() == '(' {
d.Arguments = ParseArgumentList(l)
}
directives = append(directives, d)
}
return directives
}
graphql-go-1.3.0/internal/common/lexer.go 0000664 0000000 0000000 00000013053 14171626705 0020341 0 ustar 00root root 0000000 0000000 package common
import (
"bytes"
"fmt"
"strconv"
"strings"
"text/scanner"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/types"
)
type syntaxError string
type Lexer struct {
sc *scanner.Scanner
next rune
comment bytes.Buffer
useStringDescriptions bool
}
type Ident struct {
Name string
Loc errors.Location
}
func NewLexer(s string, useStringDescriptions bool) *Lexer {
sc := &scanner.Scanner{
Mode: scanner.ScanIdents | scanner.ScanInts | scanner.ScanFloats | scanner.ScanStrings,
}
sc.Init(strings.NewReader(s))
l := Lexer{sc: sc, useStringDescriptions: useStringDescriptions}
l.sc.Error = l.CatchScannerError
return &l
}
func (l *Lexer) CatchSyntaxError(f func()) (errRes *errors.QueryError) {
defer func() {
if err := recover(); err != nil {
if err, ok := err.(syntaxError); ok {
errRes = errors.Errorf("syntax error: %s", err)
errRes.Locations = []errors.Location{l.Location()}
return
}
panic(err)
}
}()
f()
return
}
func (l *Lexer) Peek() rune {
return l.next
}
// ConsumeWhitespace consumes whitespace and tokens equivalent to whitespace (e.g. commas and comments).
//
// Consumed comment characters will build the description for the next type or field encountered.
// The description is available from `DescComment()`, and will be reset every time `ConsumeWhitespace()` is
// executed unless l.useStringDescriptions is set.
func (l *Lexer) ConsumeWhitespace() {
l.comment.Reset()
for {
l.next = l.sc.Scan()
if l.next == ',' {
// Similar to white space and line terminators, commas (',') are used to improve the
// legibility of source text and separate lexical tokens but are otherwise syntactically and
// semantically insignificant within GraphQL documents.
//
// http://facebook.github.io/graphql/draft/#sec-Insignificant-Commas
continue
}
if l.next == '#' {
// GraphQL source documents may contain single-line comments, starting with the '#' marker.
//
// A comment can contain any Unicode code point except `LineTerminator` so a comment always
// consists of all code points starting with the '#' character up to but not including the
// line terminator.
l.consumeComment()
continue
}
break
}
}
// consumeDescription optionally consumes a description based on the June 2018 graphql spec if any are present.
//
// Single quote strings are also single line. Triple quote strings can be multi-line. Triple quote strings
// whitespace trimmed on both ends.
// If a description is found, consume any following comments as well
//
// http://facebook.github.io/graphql/June2018/#sec-Descriptions
func (l *Lexer) consumeDescription() string {
// If the next token is not a string, we don't consume it
if l.next != scanner.String {
return ""
}
// Triple quote string is an empty "string" followed by an open quote due to the way the parser treats strings as one token
var desc string
if l.sc.Peek() == '"' {
desc = l.consumeTripleQuoteComment()
} else {
desc = l.consumeStringComment()
}
l.ConsumeWhitespace()
return desc
}
func (l *Lexer) ConsumeIdent() string {
name := l.sc.TokenText()
l.ConsumeToken(scanner.Ident)
return name
}
func (l *Lexer) ConsumeIdentWithLoc() types.Ident {
loc := l.Location()
name := l.sc.TokenText()
l.ConsumeToken(scanner.Ident)
return types.Ident{Name: name, Loc: loc}
}
func (l *Lexer) ConsumeKeyword(keyword string) {
if l.next != scanner.Ident || l.sc.TokenText() != keyword {
l.SyntaxError(fmt.Sprintf("unexpected %q, expecting %q", l.sc.TokenText(), keyword))
}
l.ConsumeWhitespace()
}
func (l *Lexer) ConsumeLiteral() *types.PrimitiveValue {
lit := &types.PrimitiveValue{Type: l.next, Text: l.sc.TokenText()}
l.ConsumeWhitespace()
return lit
}
func (l *Lexer) ConsumeToken(expected rune) {
if l.next != expected {
l.SyntaxError(fmt.Sprintf("unexpected %q, expecting %s", l.sc.TokenText(), scanner.TokenString(expected)))
}
l.ConsumeWhitespace()
}
func (l *Lexer) DescComment() string {
comment := l.comment.String()
desc := l.consumeDescription()
if l.useStringDescriptions {
return desc
}
return comment
}
func (l *Lexer) SyntaxError(message string) {
panic(syntaxError(message))
}
func (l *Lexer) Location() errors.Location {
return errors.Location{
Line: l.sc.Line,
Column: l.sc.Column,
}
}
func (l *Lexer) consumeTripleQuoteComment() string {
l.next = l.sc.Next()
if l.next != '"' {
panic("consumeTripleQuoteComment used in wrong context: no third quote?")
}
var buf bytes.Buffer
var numQuotes int
for {
l.next = l.sc.Next()
if l.next == '"' {
numQuotes++
} else {
numQuotes = 0
}
buf.WriteRune(l.next)
if numQuotes == 3 || l.next == scanner.EOF {
break
}
}
val := buf.String()
val = val[:len(val)-numQuotes]
return blockString(val)
}
func (l *Lexer) consumeStringComment() string {
val, err := strconv.Unquote(l.sc.TokenText())
if err != nil {
panic(err)
}
return val
}
// consumeComment consumes all characters from `#` to the first encountered line terminator.
// The characters are appended to `l.comment`.
func (l *Lexer) consumeComment() {
if l.next != '#' {
panic("consumeComment used in wrong context")
}
// TODO: count and trim whitespace so we can dedent any following lines.
if l.sc.Peek() == ' ' {
l.sc.Next()
}
if l.comment.Len() > 0 {
l.comment.WriteRune('\n')
}
for {
next := l.sc.Next()
if next == '\r' || next == '\n' || next == scanner.EOF {
break
}
l.comment.WriteRune(next)
}
}
func (l *Lexer) CatchScannerError(s *scanner.Scanner, msg string) {
l.SyntaxError(msg)
}
graphql-go-1.3.0/internal/common/lexer_test.go 0000664 0000000 0000000 00000006621 14171626705 0021403 0 ustar 00root root 0000000 0000000 package common_test
import (
"testing"
"github.com/graph-gophers/graphql-go/internal/common"
)
type consumeTestCase struct {
description string
definition string
expected string // expected description
failureExpected bool
useStringDescriptions bool
}
// Note that these tests stop as soon as they parse the comments, so even though the rest of the file will fail to parse sometimes, the tests still pass
var consumeTests = []consumeTestCase{{
description: "no string descriptions allowed in old mode",
definition: `
# Comment line 1
#Comment line 2
,,,,,, # Commas are insignificant
"New style comments"
type Hello {
world: String!
}`,
expected: "Comment line 1\nComment line 2\nCommas are insignificant",
useStringDescriptions: false,
}, {
description: "simple string descriptions allowed in new mode",
definition: `
# Comment line 1
#Comment line 2
,,,,,, # Commas are insignificant
"New style comments"
type Hello {
world: String!
}`,
expected: "New style comments",
useStringDescriptions: true,
}, {
description: "comment after description works",
definition: `
# Comment line 1
#Comment line 2
,,,,,, # Commas are insignificant
type Hello {
world: String!
}`,
expected: "",
useStringDescriptions: true,
}, {
description: "triple quote descriptions allowed in new mode",
definition: `
# Comment line 1
#Comment line 2
,,,,,, # Commas are insignificant
"""
New style comments
Another line
"""
type Hello {
world: String!
}`,
expected: "New style comments\nAnother line",
useStringDescriptions: true,
}}
func TestConsume(t *testing.T) {
for _, test := range consumeTests {
t.Run(test.description, func(t *testing.T) {
lex := common.NewLexer(test.definition, test.useStringDescriptions)
err := lex.CatchSyntaxError(func() { lex.ConsumeWhitespace() })
if test.failureExpected {
if err == nil {
t.Fatalf("schema should have been invalid; comment: %s", lex.DescComment())
}
} else {
if err != nil {
t.Fatal(err)
}
}
if test.expected != lex.DescComment() {
t.Errorf("wrong description value:\nwant: %q\ngot : %q", test.expected, lex.DescComment())
}
})
}
}
var multilineStringTests = []consumeTestCase{
{
description: "Oneline strings are okay",
definition: `"Hello World"`,
expected: "",
failureExpected: false,
useStringDescriptions: true,
},
{
description: "Multiline strings are not allowed",
definition: `"Hello
World"`,
expected: `graphql: syntax error: literal not terminated (line 1, column 1)`,
failureExpected: true,
useStringDescriptions: true,
},
}
func TestMultilineString(t *testing.T) {
for _, test := range multilineStringTests {
t.Run(test.description, func(t *testing.T) {
lex := common.NewLexer(test.definition, test.useStringDescriptions)
err := lex.CatchSyntaxError(func() { lex.ConsumeWhitespace() })
if test.failureExpected && err == nil {
t.Fatalf("Test '%s' should fail", test.description)
} else if test.failureExpected && err != nil {
if test.expected != err.Error() {
t.Fatalf("Test '%s' failed with wrong error: '%s'. Error should be: '%s'", test.description, err.Error(), test.expected)
}
}
if !test.failureExpected && err != nil {
t.Fatalf("Test '%s' failed with error: '%s'", test.description, err.Error())
}
})
}
}
graphql-go-1.3.0/internal/common/literals.go 0000664 0000000 0000000 00000002456 14171626705 0021046 0 ustar 00root root 0000000 0000000 package common
import (
"text/scanner"
"github.com/graph-gophers/graphql-go/types"
)
func ParseLiteral(l *Lexer, constOnly bool) types.Value {
loc := l.Location()
switch l.Peek() {
case '$':
if constOnly {
l.SyntaxError("variable not allowed")
panic("unreachable")
}
l.ConsumeToken('$')
return &types.Variable{Name: l.ConsumeIdent(), Loc: loc}
case scanner.Int, scanner.Float, scanner.String, scanner.Ident:
lit := l.ConsumeLiteral()
if lit.Type == scanner.Ident && lit.Text == "null" {
return &types.NullValue{Loc: loc}
}
lit.Loc = loc
return lit
case '-':
l.ConsumeToken('-')
lit := l.ConsumeLiteral()
lit.Text = "-" + lit.Text
lit.Loc = loc
return lit
case '[':
l.ConsumeToken('[')
var list []types.Value
for l.Peek() != ']' {
list = append(list, ParseLiteral(l, constOnly))
}
l.ConsumeToken(']')
return &types.ListValue{Values: list, Loc: loc}
case '{':
l.ConsumeToken('{')
var fields []*types.ObjectField
for l.Peek() != '}' {
name := l.ConsumeIdentWithLoc()
l.ConsumeToken(':')
value := ParseLiteral(l, constOnly)
fields = append(fields, &types.ObjectField{Name: name, Value: value})
}
l.ConsumeToken('}')
return &types.ObjectValue{Fields: fields, Loc: loc}
default:
l.SyntaxError("invalid value")
panic("unreachable")
}
}
graphql-go-1.3.0/internal/common/types.go 0000664 0000000 0000000 00000003260 14171626705 0020365 0 ustar 00root root 0000000 0000000 package common
import (
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/types"
)
func ParseType(l *Lexer) types.Type {
t := parseNullType(l)
if l.Peek() == '!' {
l.ConsumeToken('!')
return &types.NonNull{OfType: t}
}
return t
}
func parseNullType(l *Lexer) types.Type {
if l.Peek() == '[' {
l.ConsumeToken('[')
ofType := ParseType(l)
l.ConsumeToken(']')
return &types.List{OfType: ofType}
}
return &types.TypeName{Ident: l.ConsumeIdentWithLoc()}
}
type Resolver func(name string) types.Type
// ResolveType attempts to resolve a type's name against a resolving function.
// This function is used when one needs to check if a TypeName exists in the resolver (typically a Schema).
//
// In the example below, ResolveType would be used to check if the resolving function
// returns a valid type for Dimension:
//
// type Profile {
// picture(dimensions: Dimension): Url
// }
//
// ResolveType recursively unwraps List and NonNull types until a NamedType is reached.
func ResolveType(t types.Type, resolver Resolver) (types.Type, *errors.QueryError) {
switch t := t.(type) {
case *types.List:
ofType, err := ResolveType(t.OfType, resolver)
if err != nil {
return nil, err
}
return &types.List{OfType: ofType}, nil
case *types.NonNull:
ofType, err := ResolveType(t.OfType, resolver)
if err != nil {
return nil, err
}
return &types.NonNull{OfType: ofType}, nil
case *types.TypeName:
refT := resolver(t.Name)
if refT == nil {
err := errors.Errorf("Unknown type %q.", t.Name)
err.Rule = "KnownTypeNames"
err.Locations = []errors.Location{t.Loc}
return nil, err
}
return refT, nil
default:
return t, nil
}
}
graphql-go-1.3.0/internal/common/values.go 0000664 0000000 0000000 00000001422 14171626705 0020516 0 ustar 00root root 0000000 0000000 package common
import (
"github.com/graph-gophers/graphql-go/types"
)
func ParseInputValue(l *Lexer) *types.InputValueDefinition {
p := &types.InputValueDefinition{}
p.Loc = l.Location()
p.Desc = l.DescComment()
p.Name = l.ConsumeIdentWithLoc()
l.ConsumeToken(':')
p.TypeLoc = l.Location()
p.Type = ParseType(l)
if l.Peek() == '=' {
l.ConsumeToken('=')
p.Default = ParseLiteral(l, true)
}
p.Directives = ParseDirectives(l)
return p
}
func ParseArgumentList(l *Lexer) types.ArgumentList {
var args types.ArgumentList
l.ConsumeToken('(')
for l.Peek() != ')' {
name := l.ConsumeIdentWithLoc()
l.ConsumeToken(':')
value := ParseLiteral(l, false)
args = append(args, &types.Argument{
Name: name,
Value: value,
})
}
l.ConsumeToken(')')
return args
}
graphql-go-1.3.0/internal/exec/ 0000775 0000000 0000000 00000000000 14171626705 0016325 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/exec/exec.go 0000664 0000000 0000000 00000024303 14171626705 0017602 0 ustar 00root root 0000000 0000000 package exec
import (
"bytes"
"context"
"encoding/json"
"fmt"
"reflect"
"sync"
"time"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/exec/resolvable"
"github.com/graph-gophers/graphql-go/internal/exec/selected"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/log"
"github.com/graph-gophers/graphql-go/trace"
"github.com/graph-gophers/graphql-go/types"
)
type Request struct {
selected.Request
Limiter chan struct{}
Tracer trace.Tracer
Logger log.Logger
PanicHandler errors.PanicHandler
SubscribeResolverTimeout time.Duration
}
func (r *Request) handlePanic(ctx context.Context) {
if value := recover(); value != nil {
r.Logger.LogPanic(ctx, value)
r.AddError(r.PanicHandler.MakePanicError(ctx, value))
}
}
type extensionser interface {
Extensions() map[string]interface{}
}
func (r *Request) Execute(ctx context.Context, s *resolvable.Schema, op *types.OperationDefinition) ([]byte, []*errors.QueryError) {
var out bytes.Buffer
func() {
defer r.handlePanic(ctx)
sels := selected.ApplyOperation(&r.Request, s, op)
r.execSelections(ctx, sels, nil, s, s.Resolver, &out, op.Type == query.Mutation)
}()
if err := ctx.Err(); err != nil {
return nil, []*errors.QueryError{errors.Errorf("%s", err)}
}
return out.Bytes(), r.Errs
}
type fieldToExec struct {
field *selected.SchemaField
sels []selected.Selection
resolver reflect.Value
out *bytes.Buffer
}
func resolvedToNull(b *bytes.Buffer) bool {
return bytes.Equal(b.Bytes(), []byte("null"))
}
func (r *Request) execSelections(ctx context.Context, sels []selected.Selection, path *pathSegment, s *resolvable.Schema, resolver reflect.Value, out *bytes.Buffer, serially bool) {
async := !serially && selected.HasAsyncSel(sels)
var fields []*fieldToExec
collectFieldsToResolve(sels, s, resolver, &fields, make(map[string]*fieldToExec))
if async {
var wg sync.WaitGroup
wg.Add(len(fields))
for _, f := range fields {
go func(f *fieldToExec) {
defer wg.Done()
defer r.handlePanic(ctx)
f.out = new(bytes.Buffer)
execFieldSelection(ctx, r, s, f, &pathSegment{path, f.field.Alias}, true)
}(f)
}
wg.Wait()
} else {
for _, f := range fields {
f.out = new(bytes.Buffer)
execFieldSelection(ctx, r, s, f, &pathSegment{path, f.field.Alias}, true)
}
}
out.WriteByte('{')
for i, f := range fields {
// If a non-nullable child resolved to null, an error was added to the
// "errors" list in the response, so this field resolves to null.
// If this field is non-nullable, the error is propagated to its parent.
if _, ok := f.field.Type.(*types.NonNull); ok && resolvedToNull(f.out) {
out.Reset()
out.Write([]byte("null"))
return
}
if i > 0 {
out.WriteByte(',')
}
out.WriteByte('"')
out.WriteString(f.field.Alias)
out.WriteByte('"')
out.WriteByte(':')
out.Write(f.out.Bytes())
}
out.WriteByte('}')
}
func collectFieldsToResolve(sels []selected.Selection, s *resolvable.Schema, resolver reflect.Value, fields *[]*fieldToExec, fieldByAlias map[string]*fieldToExec) {
for _, sel := range sels {
switch sel := sel.(type) {
case *selected.SchemaField:
field, ok := fieldByAlias[sel.Alias]
if !ok { // validation already checked for conflict (TODO)
field = &fieldToExec{field: sel, resolver: resolver}
fieldByAlias[sel.Alias] = field
*fields = append(*fields, field)
}
field.sels = append(field.sels, sel.Sels...)
case *selected.TypenameField:
_, ok := fieldByAlias[sel.Alias]
if !ok {
res := reflect.ValueOf(typeOf(sel, resolver))
f := s.FieldTypename
f.TypeName = res.String()
sf := &selected.SchemaField{
Field: f,
Alias: sel.Alias,
FixedResult: res,
}
field := &fieldToExec{field: sf, resolver: resolver}
*fields = append(*fields, field)
fieldByAlias[sel.Alias] = field
}
case *selected.TypeAssertion:
out := resolver.Method(sel.MethodIndex).Call(nil)
if !out[1].Bool() {
continue
}
collectFieldsToResolve(sel.Sels, s, out[0], fields, fieldByAlias)
default:
panic("unreachable")
}
}
}
func typeOf(tf *selected.TypenameField, resolver reflect.Value) string {
if len(tf.TypeAssertions) == 0 {
return tf.Name
}
for name, a := range tf.TypeAssertions {
out := resolver.Method(a.MethodIndex).Call(nil)
if out[1].Bool() {
return name
}
}
return ""
}
func execFieldSelection(ctx context.Context, r *Request, s *resolvable.Schema, f *fieldToExec, path *pathSegment, applyLimiter bool) {
if applyLimiter {
r.Limiter <- struct{}{}
}
var result reflect.Value
var err *errors.QueryError
traceCtx, finish := r.Tracer.TraceField(ctx, f.field.TraceLabel, f.field.TypeName, f.field.Name, !f.field.Async, f.field.Args)
defer func() {
finish(err)
}()
err = func() (err *errors.QueryError) {
defer func() {
if panicValue := recover(); panicValue != nil {
r.Logger.LogPanic(ctx, panicValue)
err = r.PanicHandler.MakePanicError(ctx, panicValue)
err.Path = path.toSlice()
}
}()
if f.field.FixedResult.IsValid() {
result = f.field.FixedResult
return nil
}
if err := traceCtx.Err(); err != nil {
return errors.Errorf("%s", err) // don't execute any more resolvers if context got cancelled
}
res := f.resolver
if f.field.UseMethodResolver() {
var in []reflect.Value
if f.field.HasContext {
in = append(in, reflect.ValueOf(traceCtx))
}
if f.field.ArgsPacker != nil {
in = append(in, f.field.PackedArgs)
}
callOut := res.Method(f.field.MethodIndex).Call(in)
result = callOut[0]
if f.field.HasError && !callOut[1].IsNil() {
resolverErr := callOut[1].Interface().(error)
err := errors.Errorf("%s", resolverErr)
err.Path = path.toSlice()
err.ResolverError = resolverErr
if ex, ok := callOut[1].Interface().(extensionser); ok {
err.Extensions = ex.Extensions()
}
return err
}
} else {
// TODO extract out unwrapping ptr logic to a common place
if res.Kind() == reflect.Ptr {
res = res.Elem()
}
result = res.FieldByIndex(f.field.FieldIndex)
}
return nil
}()
if applyLimiter {
<-r.Limiter
}
if err != nil {
// If an error occurred while resolving a field, it should be treated as though the field
// returned null, and an error must be added to the "errors" list in the response.
r.AddError(err)
f.out.WriteString("null")
return
}
r.execSelectionSet(traceCtx, f.sels, f.field.Type, path, s, result, f.out)
}
func (r *Request) execSelectionSet(ctx context.Context, sels []selected.Selection, typ types.Type, path *pathSegment, s *resolvable.Schema, resolver reflect.Value, out *bytes.Buffer) {
t, nonNull := unwrapNonNull(typ)
// a reflect.Value of a nil interface will show up as an Invalid value
if resolver.Kind() == reflect.Invalid || ((resolver.Kind() == reflect.Ptr || resolver.Kind() == reflect.Interface) && resolver.IsNil()) {
// If a field of a non-null type resolves to null (either because the
// function to resolve the field returned null or because an error occurred),
// add an error to the "errors" list in the response.
if nonNull {
err := errors.Errorf("graphql: got nil for non-null %q", t)
err.Path = path.toSlice()
r.AddError(err)
}
out.WriteString("null")
return
}
switch t.(type) {
case *types.ObjectTypeDefinition, *types.InterfaceTypeDefinition, *types.Union:
r.execSelections(ctx, sels, path, s, resolver, out, false)
return
}
// Any pointers or interfaces at this point should be non-nil, so we can get the actual value of them
// for serialization
if resolver.Kind() == reflect.Ptr || resolver.Kind() == reflect.Interface {
resolver = resolver.Elem()
}
switch t := t.(type) {
case *types.List:
r.execList(ctx, sels, t, path, s, resolver, out)
case *types.ScalarTypeDefinition:
v := resolver.Interface()
data, err := json.Marshal(v)
if err != nil {
panic(errors.Errorf("could not marshal %v: %s", v, err))
}
out.Write(data)
case *types.EnumTypeDefinition:
var stringer fmt.Stringer = resolver
if s, ok := resolver.Interface().(fmt.Stringer); ok {
stringer = s
}
name := stringer.String()
var valid bool
for _, v := range t.EnumValuesDefinition {
if v.EnumValue == name {
valid = true
break
}
}
if !valid {
err := errors.Errorf("Invalid value %s.\nExpected type %s, found %s.", name, t.Name, name)
err.Path = path.toSlice()
r.AddError(err)
out.WriteString("null")
return
}
out.WriteByte('"')
out.WriteString(name)
out.WriteByte('"')
default:
panic("unreachable")
}
}
func (r *Request) execList(ctx context.Context, sels []selected.Selection, typ *types.List, path *pathSegment, s *resolvable.Schema, resolver reflect.Value, out *bytes.Buffer) {
l := resolver.Len()
entryouts := make([]bytes.Buffer, l)
if selected.HasAsyncSel(sels) {
// Limit the number of concurrent goroutines spawned as it can lead to large
// memory spikes for large lists.
concurrency := cap(r.Limiter)
sem := make(chan struct{}, concurrency)
for i := 0; i < l; i++ {
sem <- struct{}{}
go func(i int) {
defer func() { <-sem }()
defer r.handlePanic(ctx)
r.execSelectionSet(ctx, sels, typ.OfType, &pathSegment{path, i}, s, resolver.Index(i), &entryouts[i])
}(i)
}
for i := 0; i < concurrency; i++ {
sem <- struct{}{}
}
} else {
for i := 0; i < l; i++ {
r.execSelectionSet(ctx, sels, typ.OfType, &pathSegment{path, i}, s, resolver.Index(i), &entryouts[i])
}
}
_, listOfNonNull := typ.OfType.(*types.NonNull)
out.WriteByte('[')
for i, entryout := range entryouts {
// If the list wraps a non-null type and one of the list elements
// resolves to null, then the entire list resolves to null.
if listOfNonNull && resolvedToNull(&entryout) {
out.Reset()
out.WriteString("null")
return
}
if i > 0 {
out.WriteByte(',')
}
out.Write(entryout.Bytes())
}
out.WriteByte(']')
}
func unwrapNonNull(t types.Type) (types.Type, bool) {
if nn, ok := t.(*types.NonNull); ok {
return nn.OfType, true
}
return t, false
}
type pathSegment struct {
parent *pathSegment
value interface{}
}
func (p *pathSegment) toSlice() []interface{} {
if p == nil {
return nil
}
return append(p.parent.toSlice(), p.value)
}
graphql-go-1.3.0/internal/exec/packer/ 0000775 0000000 0000000 00000000000 14171626705 0017572 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/exec/packer/packer.go 0000664 0000000 0000000 00000022102 14171626705 0021363 0 ustar 00root root 0000000 0000000 package packer
import (
"fmt"
"math"
"reflect"
"strings"
"github.com/graph-gophers/graphql-go/decode"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/types"
)
type packer interface {
Pack(value interface{}) (reflect.Value, error)
}
type Builder struct {
packerMap map[typePair]*packerMapEntry
structPackers []*StructPacker
}
type typePair struct {
graphQLType types.Type
resolverType reflect.Type
}
type packerMapEntry struct {
packer packer
targets []*packer
}
func NewBuilder() *Builder {
return &Builder{
packerMap: make(map[typePair]*packerMapEntry),
}
}
func (b *Builder) Finish() error {
for _, entry := range b.packerMap {
for _, target := range entry.targets {
*target = entry.packer
}
}
for _, p := range b.structPackers {
p.defaultStruct = reflect.New(p.structType).Elem()
for _, f := range p.fields {
if defaultVal := f.field.Default; defaultVal != nil {
v, err := f.fieldPacker.Pack(defaultVal.Deserialize(nil))
if err != nil {
return err
}
p.defaultStruct.FieldByIndex(f.fieldIndex).Set(v)
}
}
}
return nil
}
func (b *Builder) assignPacker(target *packer, schemaType types.Type, reflectType reflect.Type) error {
k := typePair{schemaType, reflectType}
ref, ok := b.packerMap[k]
if !ok {
ref = &packerMapEntry{}
b.packerMap[k] = ref
var err error
ref.packer, err = b.makePacker(schemaType, reflectType)
if err != nil {
return err
}
}
ref.targets = append(ref.targets, target)
return nil
}
func (b *Builder) makePacker(schemaType types.Type, reflectType reflect.Type) (packer, error) {
t, nonNull := unwrapNonNull(schemaType)
if !nonNull {
if reflectType.Kind() == reflect.Ptr {
elemType := reflectType.Elem()
addPtr := true
if _, ok := t.(*types.InputObject); ok {
elemType = reflectType // keep pointer for input objects
addPtr = false
}
elem, err := b.makeNonNullPacker(t, elemType)
if err != nil {
return nil, err
}
return &nullPacker{
elemPacker: elem,
valueType: reflectType,
addPtr: addPtr,
}, nil
} else if isNullable(reflectType) {
elemType := reflectType
addPtr := false
elem, err := b.makeNonNullPacker(t, elemType)
if err != nil {
return nil, err
}
return &nullPacker{
elemPacker: elem,
valueType: reflectType,
addPtr: addPtr,
}, nil
} else {
return nil, fmt.Errorf("%s is not a pointer or a nullable type", reflectType)
}
}
return b.makeNonNullPacker(t, reflectType)
}
func (b *Builder) makeNonNullPacker(schemaType types.Type, reflectType reflect.Type) (packer, error) {
if u, ok := reflect.New(reflectType).Interface().(decode.Unmarshaler); ok {
if !u.ImplementsGraphQLType(schemaType.String()) {
return nil, fmt.Errorf("can not unmarshal %s into %s", schemaType, reflectType)
}
return &unmarshalerPacker{
ValueType: reflectType,
}, nil
}
switch t := schemaType.(type) {
case *types.ScalarTypeDefinition:
return &ValuePacker{
ValueType: reflectType,
}, nil
case *types.EnumTypeDefinition:
if reflectType.Kind() != reflect.String {
return nil, fmt.Errorf("wrong type, expected %s", reflect.String)
}
return &ValuePacker{
ValueType: reflectType,
}, nil
case *types.InputObject:
e, err := b.MakeStructPacker(t.Values, reflectType)
if err != nil {
return nil, err
}
return e, nil
case *types.List:
if reflectType.Kind() != reflect.Slice {
return nil, fmt.Errorf("expected slice, got %s", reflectType)
}
p := &listPacker{
sliceType: reflectType,
}
if err := b.assignPacker(&p.elem, t.OfType, reflectType.Elem()); err != nil {
return nil, err
}
return p, nil
case *types.ObjectTypeDefinition, *types.InterfaceTypeDefinition, *types.Union:
return nil, fmt.Errorf("type of kind %s can not be used as input", t.Kind())
default:
panic("unreachable")
}
}
func (b *Builder) MakeStructPacker(values []*types.InputValueDefinition, typ reflect.Type) (*StructPacker, error) {
structType := typ
usePtr := false
if typ.Kind() == reflect.Ptr {
structType = typ.Elem()
usePtr = true
}
if structType.Kind() != reflect.Struct {
return nil, fmt.Errorf("expected struct or pointer to struct, got %s (hint: missing `args struct { ... }` wrapper for field arguments?)", typ)
}
var fields []*structPackerField
for _, v := range values {
fe := &structPackerField{field: v}
fx := func(n string) bool {
return strings.EqualFold(stripUnderscore(n), stripUnderscore(v.Name.Name))
}
sf, ok := structType.FieldByNameFunc(fx)
if !ok {
return nil, fmt.Errorf("%s does not define field %q (hint: missing `args struct { ... }` wrapper for field arguments, or missing field on input struct)", typ, v.Name.Name)
}
if sf.PkgPath != "" {
return nil, fmt.Errorf("field %q must be exported", sf.Name)
}
fe.fieldIndex = sf.Index
ft := v.Type
if v.Default != nil {
ft, _ = unwrapNonNull(ft)
ft = &types.NonNull{OfType: ft}
}
if err := b.assignPacker(&fe.fieldPacker, ft, sf.Type); err != nil {
return nil, fmt.Errorf("field %q: %s", sf.Name, err)
}
fields = append(fields, fe)
}
p := &StructPacker{
structType: structType,
usePtr: usePtr,
fields: fields,
}
b.structPackers = append(b.structPackers, p)
return p, nil
}
type StructPacker struct {
structType reflect.Type
usePtr bool
defaultStruct reflect.Value
fields []*structPackerField
}
type structPackerField struct {
field *types.InputValueDefinition
fieldIndex []int
fieldPacker packer
}
func (p *StructPacker) Pack(value interface{}) (reflect.Value, error) {
if value == nil {
return reflect.Value{}, errors.Errorf("got null for non-null")
}
values := value.(map[string]interface{})
v := reflect.New(p.structType)
v.Elem().Set(p.defaultStruct)
for _, f := range p.fields {
if value, ok := values[f.field.Name.Name]; ok {
packed, err := f.fieldPacker.Pack(value)
if err != nil {
return reflect.Value{}, err
}
v.Elem().FieldByIndex(f.fieldIndex).Set(packed)
}
}
if !p.usePtr {
return v.Elem(), nil
}
return v, nil
}
type listPacker struct {
sliceType reflect.Type
elem packer
}
func (e *listPacker) Pack(value interface{}) (reflect.Value, error) {
list, ok := value.([]interface{})
if !ok {
list = []interface{}{value}
}
v := reflect.MakeSlice(e.sliceType, len(list), len(list))
for i := range list {
packed, err := e.elem.Pack(list[i])
if err != nil {
return reflect.Value{}, err
}
v.Index(i).Set(packed)
}
return v, nil
}
type nullPacker struct {
elemPacker packer
valueType reflect.Type
addPtr bool
}
func (p *nullPacker) Pack(value interface{}) (reflect.Value, error) {
if value == nil && !isNullable(p.valueType) {
return reflect.Zero(p.valueType), nil
}
v, err := p.elemPacker.Pack(value)
if err != nil {
return reflect.Value{}, err
}
if p.addPtr {
ptr := reflect.New(p.valueType.Elem())
ptr.Elem().Set(v)
return ptr, nil
}
return v, nil
}
type ValuePacker struct {
ValueType reflect.Type
}
func (p *ValuePacker) Pack(value interface{}) (reflect.Value, error) {
if value == nil {
return reflect.Value{}, errors.Errorf("got null for non-null")
}
coerced, err := unmarshalInput(p.ValueType, value)
if err != nil {
return reflect.Value{}, fmt.Errorf("could not unmarshal %#v (%T) into %s: %s", value, value, p.ValueType, err)
}
return reflect.ValueOf(coerced), nil
}
type unmarshalerPacker struct {
ValueType reflect.Type
}
func (p *unmarshalerPacker) Pack(value interface{}) (reflect.Value, error) {
if value == nil && !isNullable(p.ValueType) {
return reflect.Value{}, errors.Errorf("got null for non-null")
}
v := reflect.New(p.ValueType)
if err := v.Interface().(decode.Unmarshaler).UnmarshalGraphQL(value); err != nil {
return reflect.Value{}, err
}
return v.Elem(), nil
}
func unmarshalInput(typ reflect.Type, input interface{}) (interface{}, error) {
if reflect.TypeOf(input) == typ {
return input, nil
}
switch typ.Kind() {
case reflect.Int32:
switch input := input.(type) {
case int:
if input < math.MinInt32 || input > math.MaxInt32 {
return nil, fmt.Errorf("not a 32-bit integer")
}
return int32(input), nil
case float64:
coerced := int32(input)
if input < math.MinInt32 || input > math.MaxInt32 || float64(coerced) != input {
return nil, fmt.Errorf("not a 32-bit integer")
}
return coerced, nil
}
case reflect.Float64:
switch input := input.(type) {
case int32:
return float64(input), nil
case int:
return float64(input), nil
}
case reflect.String:
if reflect.TypeOf(input).ConvertibleTo(typ) {
return reflect.ValueOf(input).Convert(typ).Interface(), nil
}
}
return nil, fmt.Errorf("incompatible type")
}
func unwrapNonNull(t types.Type) (types.Type, bool) {
if nn, ok := t.(*types.NonNull); ok {
return nn.OfType, true
}
return t, false
}
func stripUnderscore(s string) string {
return strings.Replace(s, "_", "", -1)
}
// NullUnmarshaller is an unmarshaller that can handle a nil input
type NullUnmarshaller interface {
decode.Unmarshaler
Nullable()
}
func isNullable(t reflect.Type) bool {
_, ok := reflect.New(t).Interface().(NullUnmarshaller)
return ok
}
graphql-go-1.3.0/internal/exec/resolvable/ 0000775 0000000 0000000 00000000000 14171626705 0020463 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/exec/resolvable/meta.go 0000664 0000000 0000000 00000003032 14171626705 0021736 0 ustar 00root root 0000000 0000000 package resolvable
import (
"reflect"
"github.com/graph-gophers/graphql-go/introspection"
"github.com/graph-gophers/graphql-go/types"
)
// Meta defines the details of the metadata schema for introspection.
type Meta struct {
FieldSchema Field
FieldType Field
FieldTypename Field
Schema *Object
Type *Object
}
func newMeta(s *types.Schema) *Meta {
var err error
b := newBuilder(s)
metaSchema := s.Types["__Schema"].(*types.ObjectTypeDefinition)
so, err := b.makeObjectExec(metaSchema.Name, metaSchema.Fields, nil, false, reflect.TypeOf(&introspection.Schema{}))
if err != nil {
panic(err)
}
metaType := s.Types["__Type"].(*types.ObjectTypeDefinition)
t, err := b.makeObjectExec(metaType.Name, metaType.Fields, nil, false, reflect.TypeOf(&introspection.Type{}))
if err != nil {
panic(err)
}
if err := b.finish(); err != nil {
panic(err)
}
fieldTypename := Field{
FieldDefinition: types.FieldDefinition{
Name: "__typename",
Type: &types.NonNull{OfType: s.Types["String"]},
},
TraceLabel: "GraphQL field: __typename",
}
fieldSchema := Field{
FieldDefinition: types.FieldDefinition{
Name: "__schema",
Type: s.Types["__Schema"],
},
TraceLabel: "GraphQL field: __schema",
}
fieldType := Field{
FieldDefinition: types.FieldDefinition{
Name: "__type",
Type: s.Types["__Type"],
},
TraceLabel: "GraphQL field: __type",
}
return &Meta{
FieldSchema: fieldSchema,
FieldTypename: fieldTypename,
FieldType: fieldType,
Schema: so,
Type: t,
}
}
graphql-go-1.3.0/internal/exec/resolvable/resolvable.go 0000664 0000000 0000000 00000026073 14171626705 0023160 0 ustar 00root root 0000000 0000000 package resolvable
import (
"context"
"fmt"
"reflect"
"strings"
"github.com/graph-gophers/graphql-go/decode"
"github.com/graph-gophers/graphql-go/internal/exec/packer"
"github.com/graph-gophers/graphql-go/types"
)
type Schema struct {
*Meta
types.Schema
Query Resolvable
Mutation Resolvable
Subscription Resolvable
Resolver reflect.Value
}
type Resolvable interface {
isResolvable()
}
type Object struct {
Name string
Fields map[string]*Field
TypeAssertions map[string]*TypeAssertion
}
type Field struct {
types.FieldDefinition
TypeName string
MethodIndex int
FieldIndex []int
HasContext bool
HasError bool
ArgsPacker *packer.StructPacker
ValueExec Resolvable
TraceLabel string
}
func (f *Field) UseMethodResolver() bool {
return len(f.FieldIndex) == 0
}
type TypeAssertion struct {
MethodIndex int
TypeExec Resolvable
}
type List struct {
Elem Resolvable
}
type Scalar struct{}
func (*Object) isResolvable() {}
func (*List) isResolvable() {}
func (*Scalar) isResolvable() {}
func ApplyResolver(s *types.Schema, resolver interface{}) (*Schema, error) {
if resolver == nil {
return &Schema{Meta: newMeta(s), Schema: *s}, nil
}
b := newBuilder(s)
var query, mutation, subscription Resolvable
if t, ok := s.EntryPoints["query"]; ok {
if err := b.assignExec(&query, t, reflect.TypeOf(resolver)); err != nil {
return nil, err
}
}
if t, ok := s.EntryPoints["mutation"]; ok {
if err := b.assignExec(&mutation, t, reflect.TypeOf(resolver)); err != nil {
return nil, err
}
}
if t, ok := s.EntryPoints["subscription"]; ok {
if err := b.assignExec(&subscription, t, reflect.TypeOf(resolver)); err != nil {
return nil, err
}
}
if err := b.finish(); err != nil {
return nil, err
}
return &Schema{
Meta: newMeta(s),
Schema: *s,
Resolver: reflect.ValueOf(resolver),
Query: query,
Mutation: mutation,
Subscription: subscription,
}, nil
}
type execBuilder struct {
schema *types.Schema
resMap map[typePair]*resMapEntry
packerBuilder *packer.Builder
}
type typePair struct {
graphQLType types.Type
resolverType reflect.Type
}
type resMapEntry struct {
exec Resolvable
targets []*Resolvable
}
func newBuilder(s *types.Schema) *execBuilder {
return &execBuilder{
schema: s,
resMap: make(map[typePair]*resMapEntry),
packerBuilder: packer.NewBuilder(),
}
}
func (b *execBuilder) finish() error {
for _, entry := range b.resMap {
for _, target := range entry.targets {
*target = entry.exec
}
}
return b.packerBuilder.Finish()
}
func (b *execBuilder) assignExec(target *Resolvable, t types.Type, resolverType reflect.Type) error {
k := typePair{t, resolverType}
ref, ok := b.resMap[k]
if !ok {
ref = &resMapEntry{}
b.resMap[k] = ref
var err error
ref.exec, err = b.makeExec(t, resolverType)
if err != nil {
return err
}
}
ref.targets = append(ref.targets, target)
return nil
}
func (b *execBuilder) makeExec(t types.Type, resolverType reflect.Type) (Resolvable, error) {
var nonNull bool
t, nonNull = unwrapNonNull(t)
switch t := t.(type) {
case *types.ObjectTypeDefinition:
return b.makeObjectExec(t.Name, t.Fields, nil, nonNull, resolverType)
case *types.InterfaceTypeDefinition:
return b.makeObjectExec(t.Name, t.Fields, t.PossibleTypes, nonNull, resolverType)
case *types.Union:
return b.makeObjectExec(t.Name, nil, t.UnionMemberTypes, nonNull, resolverType)
}
if !nonNull {
if resolverType.Kind() != reflect.Ptr {
return nil, fmt.Errorf("%s is not a pointer", resolverType)
}
resolverType = resolverType.Elem()
}
switch t := t.(type) {
case *types.ScalarTypeDefinition:
return makeScalarExec(t, resolverType)
case *types.EnumTypeDefinition:
return &Scalar{}, nil
case *types.List:
if resolverType.Kind() != reflect.Slice {
return nil, fmt.Errorf("%s is not a slice", resolverType)
}
e := &List{}
if err := b.assignExec(&e.Elem, t.OfType, resolverType.Elem()); err != nil {
return nil, err
}
return e, nil
default:
panic("invalid type: " + t.String())
}
}
func makeScalarExec(t *types.ScalarTypeDefinition, resolverType reflect.Type) (Resolvable, error) {
implementsType := false
switch r := reflect.New(resolverType).Interface().(type) {
case *int32:
implementsType = t.Name == "Int"
case *float64:
implementsType = t.Name == "Float"
case *string:
implementsType = t.Name == "String"
case *bool:
implementsType = t.Name == "Boolean"
case decode.Unmarshaler:
implementsType = r.ImplementsGraphQLType(t.Name)
}
if !implementsType {
return nil, fmt.Errorf("can not use %s as %s", resolverType, t.Name)
}
return &Scalar{}, nil
}
func (b *execBuilder) makeObjectExec(typeName string, fields types.FieldsDefinition, possibleTypes []*types.ObjectTypeDefinition,
nonNull bool, resolverType reflect.Type) (*Object, error) {
if !nonNull {
if resolverType.Kind() != reflect.Ptr && resolverType.Kind() != reflect.Interface {
return nil, fmt.Errorf("%s is not a pointer or interface", resolverType)
}
}
methodHasReceiver := resolverType.Kind() != reflect.Interface
Fields := make(map[string]*Field)
rt := unwrapPtr(resolverType)
fieldsCount := fieldCount(rt, map[string]int{})
for _, f := range fields {
var fieldIndex []int
methodIndex := findMethod(resolverType, f.Name)
if b.schema.UseFieldResolvers && methodIndex == -1 {
if fieldsCount[strings.ToLower(stripUnderscore(f.Name))] > 1 {
return nil, fmt.Errorf("%s does not resolve %q: ambiguous field %q", resolverType, typeName, f.Name)
}
fieldIndex = findField(rt, f.Name, []int{})
}
if methodIndex == -1 && len(fieldIndex) == 0 {
hint := ""
if findMethod(reflect.PtrTo(resolverType), f.Name) != -1 {
hint = " (hint: the method exists on the pointer type)"
}
return nil, fmt.Errorf("%s does not resolve %q: missing method for field %q%s", resolverType, typeName, f.Name, hint)
}
var m reflect.Method
var sf reflect.StructField
if methodIndex != -1 {
m = resolverType.Method(methodIndex)
} else {
sf = rt.FieldByIndex(fieldIndex)
}
fe, err := b.makeFieldExec(typeName, f, m, sf, methodIndex, fieldIndex, methodHasReceiver)
if err != nil {
var resolverName string
if methodIndex != -1 {
resolverName = m.Name
} else {
resolverName = sf.Name
}
return nil, fmt.Errorf("%s\n\tused by (%s).%s", err, resolverType, resolverName)
}
Fields[f.Name] = fe
}
// Check type assertions when
// 1) using method resolvers
// 2) Or resolver is not an interface type
typeAssertions := make(map[string]*TypeAssertion)
if !b.schema.UseFieldResolvers || resolverType.Kind() != reflect.Interface {
for _, impl := range possibleTypes {
methodIndex := findMethod(resolverType, "To"+impl.Name)
if methodIndex == -1 {
return nil, fmt.Errorf("%s does not resolve %q: missing method %q to convert to %q", resolverType, typeName, "To"+impl.Name, impl.Name)
}
if resolverType.Method(methodIndex).Type.NumOut() != 2 {
return nil, fmt.Errorf("%s does not resolve %q: method %q should return a value and a bool indicating success", resolverType, typeName, "To"+impl.Name)
}
a := &TypeAssertion{
MethodIndex: methodIndex,
}
if err := b.assignExec(&a.TypeExec, impl, resolverType.Method(methodIndex).Type.Out(0)); err != nil {
return nil, err
}
typeAssertions[impl.Name] = a
}
}
return &Object{
Name: typeName,
Fields: Fields,
TypeAssertions: typeAssertions,
}, nil
}
var contextType = reflect.TypeOf((*context.Context)(nil)).Elem()
var errorType = reflect.TypeOf((*error)(nil)).Elem()
func (b *execBuilder) makeFieldExec(typeName string, f *types.FieldDefinition, m reflect.Method, sf reflect.StructField,
methodIndex int, fieldIndex []int, methodHasReceiver bool) (*Field, error) {
var argsPacker *packer.StructPacker
var hasError bool
var hasContext bool
// Validate resolver method only when there is one
if methodIndex != -1 {
in := make([]reflect.Type, m.Type.NumIn())
for i := range in {
in[i] = m.Type.In(i)
}
if methodHasReceiver {
in = in[1:] // first parameter is receiver
}
hasContext = len(in) > 0 && in[0] == contextType
if hasContext {
in = in[1:]
}
if len(f.Arguments) > 0 {
if len(in) == 0 {
return nil, fmt.Errorf("must have parameter for field arguments")
}
var err error
argsPacker, err = b.packerBuilder.MakeStructPacker(f.Arguments, in[0])
if err != nil {
return nil, err
}
in = in[1:]
}
if len(in) > 0 {
return nil, fmt.Errorf("too many parameters")
}
maxNumOfReturns := 2
if m.Type.NumOut() < maxNumOfReturns-1 {
return nil, fmt.Errorf("too few return values")
}
if m.Type.NumOut() > maxNumOfReturns {
return nil, fmt.Errorf("too many return values")
}
hasError = m.Type.NumOut() == maxNumOfReturns
if hasError {
if m.Type.Out(maxNumOfReturns-1) != errorType {
return nil, fmt.Errorf(`must have "error" as its last return value`)
}
}
}
fe := &Field{
FieldDefinition: *f,
TypeName: typeName,
MethodIndex: methodIndex,
FieldIndex: fieldIndex,
HasContext: hasContext,
ArgsPacker: argsPacker,
HasError: hasError,
TraceLabel: fmt.Sprintf("GraphQL field: %s.%s", typeName, f.Name),
}
var out reflect.Type
if methodIndex != -1 {
out = m.Type.Out(0)
sub, ok := b.schema.EntryPoints["subscription"]
if ok && typeName == sub.TypeName() && out.Kind() == reflect.Chan {
out = m.Type.Out(0).Elem()
}
} else {
out = sf.Type
}
if err := b.assignExec(&fe.ValueExec, f.Type, out); err != nil {
return nil, err
}
return fe, nil
}
func findMethod(t reflect.Type, name string) int {
for i := 0; i < t.NumMethod(); i++ {
if strings.EqualFold(stripUnderscore(name), stripUnderscore(t.Method(i).Name)) {
return i
}
}
return -1
}
func findField(t reflect.Type, name string, index []int) []int {
for i := 0; i < t.NumField(); i++ {
field := t.Field(i)
if field.Type.Kind() == reflect.Struct && field.Anonymous {
newIndex := findField(field.Type, name, []int{i})
if len(newIndex) > 1 {
return append(index, newIndex...)
}
}
if strings.EqualFold(stripUnderscore(name), stripUnderscore(field.Name)) {
return append(index, i)
}
}
return index
}
// fieldCount helps resolve ambiguity when more than one embedded struct contains fields with the same name.
func fieldCount(t reflect.Type, count map[string]int) map[string]int {
if t.Kind() != reflect.Struct {
return nil
}
for i := 0; i < t.NumField(); i++ {
field := t.Field(i)
fieldName := strings.ToLower(stripUnderscore(field.Name))
if field.Type.Kind() == reflect.Struct && field.Anonymous {
count = fieldCount(field.Type, count)
} else {
if _, ok := count[fieldName]; !ok {
count[fieldName] = 0
}
count[fieldName]++
}
}
return count
}
func unwrapNonNull(t types.Type) (types.Type, bool) {
if nn, ok := t.(*types.NonNull); ok {
return nn.OfType, true
}
return t, false
}
func stripUnderscore(s string) string {
return strings.Replace(s, "_", "", -1)
}
func unwrapPtr(t reflect.Type) reflect.Type {
if t.Kind() == reflect.Ptr {
return t.Elem()
}
return t
}
graphql-go-1.3.0/internal/exec/selected/ 0000775 0000000 0000000 00000000000 14171626705 0020115 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/exec/selected/selected.go 0000664 0000000 0000000 00000016015 14171626705 0022237 0 ustar 00root root 0000000 0000000 package selected
import (
"fmt"
"reflect"
"sync"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/exec/packer"
"github.com/graph-gophers/graphql-go/internal/exec/resolvable"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/introspection"
"github.com/graph-gophers/graphql-go/types"
)
type Request struct {
Schema *types.Schema
Doc *types.ExecutableDefinition
Vars map[string]interface{}
Mu sync.Mutex
Errs []*errors.QueryError
DisableIntrospection bool
}
func (r *Request) AddError(err *errors.QueryError) {
r.Mu.Lock()
r.Errs = append(r.Errs, err)
r.Mu.Unlock()
}
func ApplyOperation(r *Request, s *resolvable.Schema, op *types.OperationDefinition) []Selection {
var obj *resolvable.Object
switch op.Type {
case query.Query:
obj = s.Query.(*resolvable.Object)
case query.Mutation:
obj = s.Mutation.(*resolvable.Object)
case query.Subscription:
obj = s.Subscription.(*resolvable.Object)
}
return applySelectionSet(r, s, obj, op.Selections)
}
type Selection interface {
isSelection()
}
type SchemaField struct {
resolvable.Field
Alias string
Args map[string]interface{}
PackedArgs reflect.Value
Sels []Selection
Async bool
FixedResult reflect.Value
}
type TypeAssertion struct {
resolvable.TypeAssertion
Sels []Selection
}
type TypenameField struct {
resolvable.Object
Alias string
}
func (*SchemaField) isSelection() {}
func (*TypeAssertion) isSelection() {}
func (*TypenameField) isSelection() {}
func applySelectionSet(r *Request, s *resolvable.Schema, e *resolvable.Object, sels []types.Selection) (flattenedSels []Selection) {
for _, sel := range sels {
switch sel := sel.(type) {
case *types.Field:
field := sel
if skipByDirective(r, field.Directives) {
continue
}
switch field.Name.Name {
case "__typename":
// __typename is available even though r.DisableIntrospection == true
// because it is necessary when using union types and interfaces: https://graphql.org/learn/schema/#union-types
flattenedSels = append(flattenedSels, &TypenameField{
Object: *e,
Alias: field.Alias.Name,
})
case "__schema":
if !r.DisableIntrospection {
flattenedSels = append(flattenedSels, &SchemaField{
Field: s.Meta.FieldSchema,
Alias: field.Alias.Name,
Sels: applySelectionSet(r, s, s.Meta.Schema, field.SelectionSet),
Async: true,
FixedResult: reflect.ValueOf(introspection.WrapSchema(r.Schema)),
})
}
case "__type":
if !r.DisableIntrospection {
p := packer.ValuePacker{ValueType: reflect.TypeOf("")}
v, err := p.Pack(field.Arguments.MustGet("name").Deserialize(r.Vars))
if err != nil {
r.AddError(errors.Errorf("%s", err))
return nil
}
t, ok := r.Schema.Types[v.String()]
if !ok {
return nil
}
flattenedSels = append(flattenedSels, &SchemaField{
Field: s.Meta.FieldType,
Alias: field.Alias.Name,
Sels: applySelectionSet(r, s, s.Meta.Type, field.SelectionSet),
Async: true,
FixedResult: reflect.ValueOf(introspection.WrapType(t)),
})
}
default:
fe := e.Fields[field.Name.Name]
var args map[string]interface{}
var packedArgs reflect.Value
if fe.ArgsPacker != nil {
args = make(map[string]interface{})
for _, arg := range field.Arguments {
args[arg.Name.Name] = arg.Value.Deserialize(r.Vars)
}
var err error
packedArgs, err = fe.ArgsPacker.Pack(args)
if err != nil {
r.AddError(errors.Errorf("%s", err))
return
}
}
fieldSels := applyField(r, s, fe.ValueExec, field.SelectionSet)
flattenedSels = append(flattenedSels, &SchemaField{
Field: *fe,
Alias: field.Alias.Name,
Args: args,
PackedArgs: packedArgs,
Sels: fieldSels,
Async: fe.HasContext || fe.ArgsPacker != nil || fe.HasError || HasAsyncSel(fieldSels),
})
}
case *types.InlineFragment:
frag := sel
if skipByDirective(r, frag.Directives) {
continue
}
flattenedSels = append(flattenedSels, applyFragment(r, s, e, &frag.Fragment)...)
case *types.FragmentSpread:
spread := sel
if skipByDirective(r, spread.Directives) {
continue
}
flattenedSels = append(flattenedSels, applyFragment(r, s, e, &r.Doc.Fragments.Get(spread.Name.Name).Fragment)...)
default:
panic("invalid type")
}
}
return
}
func applyFragment(r *Request, s *resolvable.Schema, e *resolvable.Object, frag *types.Fragment) []Selection {
if frag.On.Name != e.Name {
t := r.Schema.Resolve(frag.On.Name)
face, ok := t.(*types.InterfaceTypeDefinition)
if !ok && frag.On.Name != "" {
a, ok2 := e.TypeAssertions[frag.On.Name]
if !ok2 {
panic(fmt.Errorf("%q does not implement %q", frag.On, e.Name)) // TODO proper error handling
}
return []Selection{&TypeAssertion{
TypeAssertion: *a,
Sels: applySelectionSet(r, s, a.TypeExec.(*resolvable.Object), frag.Selections),
}}
}
if ok && len(face.PossibleTypes) > 0 {
sels := []Selection{}
for _, t := range face.PossibleTypes {
if t.Name == e.Name {
return applySelectionSet(r, s, e, frag.Selections)
}
if a, ok := e.TypeAssertions[t.Name]; ok {
sels = append(sels, &TypeAssertion{
TypeAssertion: *a,
Sels: applySelectionSet(r, s, a.TypeExec.(*resolvable.Object), frag.Selections),
})
}
}
if len(sels) == 0 {
panic(fmt.Errorf("%q does not implement %q", e.Name, frag.On)) // TODO proper error handling
}
return sels
}
}
return applySelectionSet(r, s, e, frag.Selections)
}
func applyField(r *Request, s *resolvable.Schema, e resolvable.Resolvable, sels []types.Selection) []Selection {
switch e := e.(type) {
case *resolvable.Object:
return applySelectionSet(r, s, e, sels)
case *resolvable.List:
return applyField(r, s, e.Elem, sels)
case *resolvable.Scalar:
return nil
default:
panic("unreachable")
}
}
func skipByDirective(r *Request, directives types.DirectiveList) bool {
if d := directives.Get("skip"); d != nil {
p := packer.ValuePacker{ValueType: reflect.TypeOf(false)}
v, err := p.Pack(d.Arguments.MustGet("if").Deserialize(r.Vars))
if err != nil {
r.AddError(errors.Errorf("%s", err))
}
if err == nil && v.Bool() {
return true
}
}
if d := directives.Get("include"); d != nil {
p := packer.ValuePacker{ValueType: reflect.TypeOf(false)}
v, err := p.Pack(d.Arguments.MustGet("if").Deserialize(r.Vars))
if err != nil {
r.AddError(errors.Errorf("%s", err))
}
if err == nil && !v.Bool() {
return true
}
}
return false
}
func HasAsyncSel(sels []Selection) bool {
for _, sel := range sels {
switch sel := sel.(type) {
case *SchemaField:
if sel.Async {
return true
}
case *TypeAssertion:
if HasAsyncSel(sel.Sels) {
return true
}
case *TypenameField:
// sync
default:
panic("unreachable")
}
}
return false
}
graphql-go-1.3.0/internal/exec/subscribe.go 0000664 0000000 0000000 00000010432 14171626705 0020635 0 ustar 00root root 0000000 0000000 package exec
import (
"bytes"
"context"
"encoding/json"
"fmt"
"reflect"
"time"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/exec/resolvable"
"github.com/graph-gophers/graphql-go/internal/exec/selected"
"github.com/graph-gophers/graphql-go/types"
)
type Response struct {
Data json.RawMessage
Errors []*errors.QueryError
}
func (r *Request) Subscribe(ctx context.Context, s *resolvable.Schema, op *types.OperationDefinition) <-chan *Response {
var result reflect.Value
var f *fieldToExec
var err *errors.QueryError
func() {
defer r.handlePanic(ctx)
sels := selected.ApplyOperation(&r.Request, s, op)
var fields []*fieldToExec
collectFieldsToResolve(sels, s, s.Resolver, &fields, make(map[string]*fieldToExec))
// TODO: move this check into validation.Validate
if len(fields) != 1 {
err = errors.Errorf("%s", "can subscribe to at most one subscription at a time")
return
}
f = fields[0]
var in []reflect.Value
if f.field.HasContext {
in = append(in, reflect.ValueOf(ctx))
}
if f.field.ArgsPacker != nil {
in = append(in, f.field.PackedArgs)
}
callOut := f.resolver.Method(f.field.MethodIndex).Call(in)
result = callOut[0]
if f.field.HasError && !callOut[1].IsNil() {
switch resolverErr := callOut[1].Interface().(type) {
case *errors.QueryError:
err = resolverErr
case error:
err = errors.Errorf("%s", resolverErr)
err.ResolverError = resolverErr
default:
panic(fmt.Errorf("can only deal with *QueryError and error types, got %T", resolverErr))
}
}
}()
// Handles the case where the locally executed func above panicked
if len(r.Request.Errs) > 0 {
return sendAndReturnClosed(&Response{Errors: r.Request.Errs})
}
if f == nil {
return sendAndReturnClosed(&Response{Errors: []*errors.QueryError{err}})
}
if err != nil {
if _, nonNullChild := f.field.Type.(*types.NonNull); nonNullChild {
return sendAndReturnClosed(&Response{Errors: []*errors.QueryError{err}})
}
return sendAndReturnClosed(&Response{Data: []byte(fmt.Sprintf(`{"%s":null}`, f.field.Alias)), Errors: []*errors.QueryError{err}})
}
if ctxErr := ctx.Err(); ctxErr != nil {
return sendAndReturnClosed(&Response{Errors: []*errors.QueryError{errors.Errorf("%s", ctxErr)}})
}
c := make(chan *Response)
// TODO: handle resolver nil channel better?
if result.IsZero() {
close(c)
return c
}
go func() {
for {
// Check subscription context
chosen, resp, ok := reflect.Select([]reflect.SelectCase{
{
Dir: reflect.SelectRecv,
Chan: reflect.ValueOf(ctx.Done()),
},
{
Dir: reflect.SelectRecv,
Chan: result,
},
})
switch chosen {
// subscription context done
case 0:
close(c)
return
// upstream received
case 1:
// upstream closed
if !ok {
close(c)
return
}
subR := &Request{
Request: selected.Request{
Doc: r.Request.Doc,
Vars: r.Request.Vars,
Schema: r.Request.Schema,
},
Limiter: r.Limiter,
Tracer: r.Tracer,
Logger: r.Logger,
}
var out bytes.Buffer
func() {
timeout := r.SubscribeResolverTimeout
if timeout == 0 {
timeout = time.Second
}
subCtx, cancel := context.WithTimeout(ctx, timeout)
defer cancel()
// resolve response
func() {
defer subR.handlePanic(subCtx)
var buf bytes.Buffer
subR.execSelectionSet(subCtx, f.sels, f.field.Type, &pathSegment{nil, f.field.Alias}, s, resp, &buf)
propagateChildError := false
if _, nonNullChild := f.field.Type.(*types.NonNull); nonNullChild && resolvedToNull(&buf) {
propagateChildError = true
}
if !propagateChildError {
out.WriteString(fmt.Sprintf(`{"%s":`, f.field.Alias))
out.Write(buf.Bytes())
out.WriteString(`}`)
}
}()
if err := subCtx.Err(); err != nil {
c <- &Response{Errors: []*errors.QueryError{errors.Errorf("%s", err)}}
return
}
// Send response within timeout
// TODO: maybe block until sent?
select {
case <-subCtx.Done():
case c <- &Response{Data: out.Bytes(), Errors: subR.Errs}:
}
}()
}
}
}()
return c
}
func sendAndReturnClosed(resp *Response) chan *Response {
c := make(chan *Response, 1)
c <- resp
close(c)
return c
}
graphql-go-1.3.0/internal/query/ 0000775 0000000 0000000 00000000000 14171626705 0016546 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/query/query.go 0000664 0000000 0000000 00000007310 14171626705 0020243 0 ustar 00root root 0000000 0000000 package query
import (
"fmt"
"text/scanner"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/common"
"github.com/graph-gophers/graphql-go/types"
)
const (
Query types.OperationType = "QUERY"
Mutation types.OperationType = "MUTATION"
Subscription types.OperationType = "SUBSCRIPTION"
)
func Parse(queryString string) (*types.ExecutableDefinition, *errors.QueryError) {
l := common.NewLexer(queryString, false)
var execDef *types.ExecutableDefinition
err := l.CatchSyntaxError(func() { execDef = parseExecutableDefinition(l) })
if err != nil {
return nil, err
}
return execDef, nil
}
func parseExecutableDefinition(l *common.Lexer) *types.ExecutableDefinition {
ed := &types.ExecutableDefinition{}
l.ConsumeWhitespace()
for l.Peek() != scanner.EOF {
if l.Peek() == '{' {
op := &types.OperationDefinition{Type: Query, Loc: l.Location()}
op.Selections = parseSelectionSet(l)
ed.Operations = append(ed.Operations, op)
continue
}
loc := l.Location()
switch x := l.ConsumeIdent(); x {
case "query":
op := parseOperation(l, Query)
op.Loc = loc
ed.Operations = append(ed.Operations, op)
case "mutation":
ed.Operations = append(ed.Operations, parseOperation(l, Mutation))
case "subscription":
ed.Operations = append(ed.Operations, parseOperation(l, Subscription))
case "fragment":
frag := parseFragment(l)
frag.Loc = loc
ed.Fragments = append(ed.Fragments, frag)
default:
l.SyntaxError(fmt.Sprintf(`unexpected %q, expecting "fragment"`, x))
}
}
return ed
}
func parseOperation(l *common.Lexer, opType types.OperationType) *types.OperationDefinition {
op := &types.OperationDefinition{Type: opType}
op.Name.Loc = l.Location()
if l.Peek() == scanner.Ident {
op.Name = l.ConsumeIdentWithLoc()
}
op.Directives = common.ParseDirectives(l)
if l.Peek() == '(' {
l.ConsumeToken('(')
for l.Peek() != ')' {
loc := l.Location()
l.ConsumeToken('$')
iv := common.ParseInputValue(l)
iv.Loc = loc
op.Vars = append(op.Vars, iv)
}
l.ConsumeToken(')')
}
op.Selections = parseSelectionSet(l)
return op
}
func parseFragment(l *common.Lexer) *types.FragmentDefinition {
f := &types.FragmentDefinition{}
f.Name = l.ConsumeIdentWithLoc()
l.ConsumeKeyword("on")
f.On = types.TypeName{Ident: l.ConsumeIdentWithLoc()}
f.Directives = common.ParseDirectives(l)
f.Selections = parseSelectionSet(l)
return f
}
func parseSelectionSet(l *common.Lexer) []types.Selection {
var sels []types.Selection
l.ConsumeToken('{')
for l.Peek() != '}' {
sels = append(sels, parseSelection(l))
}
l.ConsumeToken('}')
return sels
}
func parseSelection(l *common.Lexer) types.Selection {
if l.Peek() == '.' {
return parseSpread(l)
}
return parseFieldDef(l)
}
func parseFieldDef(l *common.Lexer) *types.Field {
f := &types.Field{}
f.Alias = l.ConsumeIdentWithLoc()
f.Name = f.Alias
if l.Peek() == ':' {
l.ConsumeToken(':')
f.Name = l.ConsumeIdentWithLoc()
}
if l.Peek() == '(' {
f.Arguments = common.ParseArgumentList(l)
}
f.Directives = common.ParseDirectives(l)
if l.Peek() == '{' {
f.SelectionSetLoc = l.Location()
f.SelectionSet = parseSelectionSet(l)
}
return f
}
func parseSpread(l *common.Lexer) types.Selection {
loc := l.Location()
l.ConsumeToken('.')
l.ConsumeToken('.')
l.ConsumeToken('.')
f := &types.InlineFragment{Loc: loc}
if l.Peek() == scanner.Ident {
ident := l.ConsumeIdentWithLoc()
if ident.Name != "on" {
fs := &types.FragmentSpread{
Name: ident,
Loc: loc,
}
fs.Directives = common.ParseDirectives(l)
return fs
}
f.On = types.TypeName{Ident: l.ConsumeIdentWithLoc()}
}
f.Directives = common.ParseDirectives(l)
f.Selections = parseSelectionSet(l)
return f
}
graphql-go-1.3.0/internal/schema/ 0000775 0000000 0000000 00000000000 14171626705 0016641 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/schema/meta.go 0000664 0000000 0000000 00000016725 14171626705 0020131 0 ustar 00root root 0000000 0000000 package schema
import (
"github.com/graph-gophers/graphql-go/types"
)
func init() {
_ = newMeta()
}
// newMeta initializes an instance of the meta Schema.
func newMeta() *types.Schema {
s := &types.Schema{
EntryPointNames: make(map[string]string),
Types: make(map[string]types.NamedType),
Directives: make(map[string]*types.DirectiveDefinition),
}
err := Parse(s, metaSrc, false)
if err != nil {
panic(err)
}
return s
}
var metaSrc = `
# The ` + "`" + `Int` + "`" + ` scalar type represents non-fractional signed whole numeric values. Int can represent values between -(2^31) and 2^31 - 1.
scalar Int
# The ` + "`" + `Float` + "`" + ` scalar type represents signed double-precision fractional values as specified by [IEEE 754](http://en.wikipedia.org/wiki/IEEE_floating_point).
scalar Float
# The ` + "`" + `String` + "`" + ` scalar type represents textual data, represented as UTF-8 character sequences. The String type is most often used by GraphQL to represent free-form human-readable text.
scalar String
# The ` + "`" + `Boolean` + "`" + ` scalar type represents ` + "`" + `true` + "`" + ` or ` + "`" + `false` + "`" + `.
scalar Boolean
# The ` + "`" + `ID` + "`" + ` scalar type represents a unique identifier, often used to refetch an object or as key for a cache. The ID type appears in a JSON response as a String; however, it is not intended to be human-readable. When expected as an input type, any string (such as ` + "`" + `"4"` + "`" + `) or integer (such as ` + "`" + `4` + "`" + `) input value will be accepted as an ID.
scalar ID
# Directs the executor to include this field or fragment only when the ` + "`" + `if` + "`" + ` argument is true.
directive @include(
# Included when true.
if: Boolean!
) on FIELD | FRAGMENT_SPREAD | INLINE_FRAGMENT
# Directs the executor to skip this field or fragment when the ` + "`" + `if` + "`" + ` argument is true.
directive @skip(
# Skipped when true.
if: Boolean!
) on FIELD | FRAGMENT_SPREAD | INLINE_FRAGMENT
# Marks an element of a GraphQL schema as no longer supported.
directive @deprecated(
# Explains why this element was deprecated, usually also including a suggestion
# for how to access supported similar data. Formatted in
# [Markdown](https://daringfireball.net/projects/markdown/).
reason: String = "No longer supported"
) on FIELD_DEFINITION | ENUM_VALUE
# A Directive provides a way to describe alternate runtime execution and type validation behavior in a GraphQL document.
#
# In some cases, you need to provide options to alter GraphQL's execution behavior
# in ways field arguments will not suffice, such as conditionally including or
# skipping a field. Directives provide this by describing additional information
# to the executor.
type __Directive {
name: String!
description: String
locations: [__DirectiveLocation!]!
args: [__InputValue!]!
}
# A Directive can be adjacent to many parts of the GraphQL language, a
# __DirectiveLocation describes one such possible adjacencies.
enum __DirectiveLocation {
# Location adjacent to a query operation.
QUERY
# Location adjacent to a mutation operation.
MUTATION
# Location adjacent to a subscription operation.
SUBSCRIPTION
# Location adjacent to a field.
FIELD
# Location adjacent to a fragment definition.
FRAGMENT_DEFINITION
# Location adjacent to a fragment spread.
FRAGMENT_SPREAD
# Location adjacent to an inline fragment.
INLINE_FRAGMENT
# Location adjacent to a schema definition.
SCHEMA
# Location adjacent to a scalar definition.
SCALAR
# Location adjacent to an object type definition.
OBJECT
# Location adjacent to a field definition.
FIELD_DEFINITION
# Location adjacent to an argument definition.
ARGUMENT_DEFINITION
# Location adjacent to an interface definition.
INTERFACE
# Location adjacent to a union definition.
UNION
# Location adjacent to an enum definition.
ENUM
# Location adjacent to an enum value definition.
ENUM_VALUE
# Location adjacent to an input object type definition.
INPUT_OBJECT
# Location adjacent to an input object field definition.
INPUT_FIELD_DEFINITION
}
# One possible value for a given Enum. Enum values are unique values, not a
# placeholder for a string or numeric value. However an Enum value is returned in
# a JSON response as a string.
type __EnumValue {
name: String!
description: String
isDeprecated: Boolean!
deprecationReason: String
}
# Object and Interface types are described by a list of Fields, each of which has
# a name, potentially a list of arguments, and a return type.
type __Field {
name: String!
description: String
args: [__InputValue!]!
type: __Type!
isDeprecated: Boolean!
deprecationReason: String
}
# Arguments provided to Fields or Directives and the input fields of an
# InputObject are represented as Input Values which describe their type and
# optionally a default value.
type __InputValue {
name: String!
description: String
type: __Type!
# A GraphQL-formatted string representing the default value for this input value.
defaultValue: String
}
# A GraphQL Schema defines the capabilities of a GraphQL server. It exposes all
# available types and directives on the server, as well as the entry points for
# query, mutation, and subscription operations.
type __Schema {
# A list of all types supported by this server.
types: [__Type!]!
# The type that query operations will be rooted at.
queryType: __Type!
# If this server supports mutation, the type that mutation operations will be rooted at.
mutationType: __Type
# If this server support subscription, the type that subscription operations will be rooted at.
subscriptionType: __Type
# A list of all directives supported by this server.
directives: [__Directive!]!
}
# The fundamental unit of any GraphQL Schema is the type. There are many kinds of
# types in GraphQL as represented by the ` + "`" + `__TypeKind` + "`" + ` enum.
#
# Depending on the kind of a type, certain fields describe information about that
# type. Scalar types provide no information beyond a name and description, while
# Enum types provide their values. Object and Interface types provide the fields
# they describe. Abstract types, Union and Interface, provide the Object types
# possible at runtime. List and NonNull types compose other types.
type __Type {
kind: __TypeKind!
name: String
description: String
fields(includeDeprecated: Boolean = false): [__Field!]
interfaces: [__Type!]
possibleTypes: [__Type!]
enumValues(includeDeprecated: Boolean = false): [__EnumValue!]
inputFields: [__InputValue!]
ofType: __Type
}
# An enum describing what kind of type a given ` + "`" + `__Type` + "`" + ` is.
enum __TypeKind {
# Indicates this type is a scalar.
SCALAR
# Indicates this type is an object. ` + "`" + `fields` + "`" + ` and ` + "`" + `interfaces` + "`" + ` are valid fields.
OBJECT
# Indicates this type is an interface. ` + "`" + `fields` + "`" + ` and ` + "`" + `possibleTypes` + "`" + ` are valid fields.
INTERFACE
# Indicates this type is a union. ` + "`" + `possibleTypes` + "`" + ` is a valid field.
UNION
# Indicates this type is an enum. ` + "`" + `enumValues` + "`" + ` is a valid field.
ENUM
# Indicates this type is an input object. ` + "`" + `inputFields` + "`" + ` is a valid field.
INPUT_OBJECT
# Indicates this type is a list. ` + "`" + `ofType` + "`" + ` is a valid field.
LIST
# Indicates this type is a non-null. ` + "`" + `ofType` + "`" + ` is a valid field.
NON_NULL
}
`
graphql-go-1.3.0/internal/schema/schema.go 0000664 0000000 0000000 00000035660 14171626705 0020442 0 ustar 00root root 0000000 0000000 package schema
import (
"fmt"
"text/scanner"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/common"
"github.com/graph-gophers/graphql-go/types"
)
// New initializes an instance of Schema.
func New() *types.Schema {
s := &types.Schema{
EntryPointNames: make(map[string]string),
Types: make(map[string]types.NamedType),
Directives: make(map[string]*types.DirectiveDefinition),
}
m := newMeta()
for n, t := range m.Types {
s.Types[n] = t
}
for n, d := range m.Directives {
s.Directives[n] = d
}
return s
}
func Parse(s *types.Schema, schemaString string, useStringDescriptions bool) error {
l := common.NewLexer(schemaString, useStringDescriptions)
err := l.CatchSyntaxError(func() { parseSchema(s, l) })
if err != nil {
return err
}
if err := mergeExtensions(s); err != nil {
return err
}
for _, t := range s.Types {
if err := resolveNamedType(s, t); err != nil {
return err
}
}
for _, d := range s.Directives {
for _, arg := range d.Arguments {
t, err := common.ResolveType(arg.Type, s.Resolve)
if err != nil {
return err
}
arg.Type = t
}
}
// https://graphql.github.io/graphql-spec/June2018/#sec-Root-Operation-Types
// > While any type can be the root operation type for a GraphQL operation, the type system definition language can
// > omit the schema definition when the query, mutation, and subscription root types are named Query, Mutation,
// > and Subscription respectively.
if len(s.EntryPointNames) == 0 {
if _, ok := s.Types["Query"]; ok {
s.EntryPointNames["query"] = "Query"
}
if _, ok := s.Types["Mutation"]; ok {
s.EntryPointNames["mutation"] = "Mutation"
}
if _, ok := s.Types["Subscription"]; ok {
s.EntryPointNames["subscription"] = "Subscription"
}
}
s.EntryPoints = make(map[string]types.NamedType)
for key, name := range s.EntryPointNames {
t, ok := s.Types[name]
if !ok {
return errors.Errorf("type %q not found", name)
}
s.EntryPoints[key] = t
}
// Interface types need validation: https://spec.graphql.org/draft/#sec-Interfaces.Interfaces-Implementing-Interfaces
for _, typeDef := range s.Types {
switch t := typeDef.(type) {
case *types.InterfaceTypeDefinition:
for i, implements := range t.Interfaces {
typ, ok := s.Types[implements.Name]
if !ok {
return errors.Errorf("interface %q not found", implements)
}
inteface, ok := typ.(*types.InterfaceTypeDefinition)
if !ok {
return errors.Errorf("type %q is not an interface", inteface)
}
for _, f := range inteface.Fields.Names() {
if t.Fields.Get(f) == nil {
return errors.Errorf("interface %q expects field %q but %q does not provide it", inteface.Name, f, t.Name)
}
}
t.Interfaces[i] = inteface
}
default:
continue
}
}
for _, obj := range s.Objects {
obj.Interfaces = make([]*types.InterfaceTypeDefinition, len(obj.InterfaceNames))
if err := resolveDirectives(s, obj.Directives, "OBJECT"); err != nil {
return err
}
for _, field := range obj.Fields {
if err := resolveDirectives(s, field.Directives, "FIELD_DEFINITION"); err != nil {
return err
}
}
for i, intfName := range obj.InterfaceNames {
t, ok := s.Types[intfName]
if !ok {
return errors.Errorf("interface %q not found", intfName)
}
intf, ok := t.(*types.InterfaceTypeDefinition)
if !ok {
return errors.Errorf("type %q is not an interface", intfName)
}
for _, f := range intf.Fields.Names() {
if obj.Fields.Get(f) == nil {
return errors.Errorf("interface %q expects field %q but %q does not provide it", intfName, f, obj.Name)
}
}
obj.Interfaces[i] = intf
intf.PossibleTypes = append(intf.PossibleTypes, obj)
}
}
for _, union := range s.Unions {
if err := resolveDirectives(s, union.Directives, "UNION"); err != nil {
return err
}
union.UnionMemberTypes = make([]*types.ObjectTypeDefinition, len(union.TypeNames))
for i, name := range union.TypeNames {
t, ok := s.Types[name]
if !ok {
return errors.Errorf("object type %q not found", name)
}
obj, ok := t.(*types.ObjectTypeDefinition)
if !ok {
return errors.Errorf("type %q is not an object", name)
}
union.UnionMemberTypes[i] = obj
}
}
for _, enum := range s.Enums {
if err := resolveDirectives(s, enum.Directives, "ENUM"); err != nil {
return err
}
for _, value := range enum.EnumValuesDefinition {
if err := resolveDirectives(s, value.Directives, "ENUM_VALUE"); err != nil {
return err
}
}
}
return nil
}
func ParseSchema(schemaString string, useStringDescriptions bool) (*types.Schema, error) {
s := New()
err := Parse(s, schemaString, useStringDescriptions)
return s, err
}
func mergeExtensions(s *types.Schema) error {
for _, ext := range s.Extensions {
typ := s.Types[ext.Type.TypeName()]
if typ == nil {
return fmt.Errorf("trying to extend unknown type %q", ext.Type.TypeName())
}
if typ.Kind() != ext.Type.Kind() {
return fmt.Errorf("trying to extend type %q with type %q", typ.Kind(), ext.Type.Kind())
}
switch og := typ.(type) {
case *types.ObjectTypeDefinition:
e := ext.Type.(*types.ObjectTypeDefinition)
for _, field := range e.Fields {
if og.Fields.Get(field.Name) != nil {
return fmt.Errorf("extended field %q already exists", field.Name)
}
}
og.Fields = append(og.Fields, e.Fields...)
for _, en := range e.InterfaceNames {
for _, on := range og.InterfaceNames {
if on == en {
return fmt.Errorf("interface %q implemented in the extension is already implemented in %q", on, og.Name)
}
}
}
og.InterfaceNames = append(og.InterfaceNames, e.InterfaceNames...)
case *types.InputObject:
e := ext.Type.(*types.InputObject)
for _, field := range e.Values {
if og.Values.Get(field.Name.Name) != nil {
return fmt.Errorf("extended field %q already exists", field.Name)
}
}
og.Values = append(og.Values, e.Values...)
case *types.InterfaceTypeDefinition:
e := ext.Type.(*types.InterfaceTypeDefinition)
for _, field := range e.Fields {
if og.Fields.Get(field.Name) != nil {
return fmt.Errorf("extended field %s already exists", field.Name)
}
}
og.Fields = append(og.Fields, e.Fields...)
case *types.Union:
e := ext.Type.(*types.Union)
for _, en := range e.TypeNames {
for _, on := range og.TypeNames {
if on == en {
return fmt.Errorf("union type %q already declared in %q", on, og.Name)
}
}
}
og.TypeNames = append(og.TypeNames, e.TypeNames...)
case *types.EnumTypeDefinition:
e := ext.Type.(*types.EnumTypeDefinition)
for _, en := range e.EnumValuesDefinition {
for _, on := range og.EnumValuesDefinition {
if on.EnumValue == en.EnumValue {
return fmt.Errorf("enum value %q already declared in %q", on.EnumValue, og.Name)
}
}
}
og.EnumValuesDefinition = append(og.EnumValuesDefinition, e.EnumValuesDefinition...)
default:
return fmt.Errorf(`unexpected %q, expecting "schema", "type", "enum", "interface", "union" or "input"`, og.TypeName())
}
}
return nil
}
func resolveNamedType(s *types.Schema, t types.NamedType) error {
switch t := t.(type) {
case *types.ObjectTypeDefinition:
for _, f := range t.Fields {
if err := resolveField(s, f); err != nil {
return err
}
}
case *types.InterfaceTypeDefinition:
for _, f := range t.Fields {
if err := resolveField(s, f); err != nil {
return err
}
}
case *types.InputObject:
if err := resolveInputObject(s, t.Values); err != nil {
return err
}
}
return nil
}
func resolveField(s *types.Schema, f *types.FieldDefinition) error {
t, err := common.ResolveType(f.Type, s.Resolve)
if err != nil {
return err
}
f.Type = t
if err := resolveDirectives(s, f.Directives, "FIELD_DEFINITION"); err != nil {
return err
}
return resolveInputObject(s, f.Arguments)
}
func resolveDirectives(s *types.Schema, directives types.DirectiveList, loc string) error {
for _, d := range directives {
dirName := d.Name.Name
dd, ok := s.Directives[dirName]
if !ok {
return errors.Errorf("directive %q not found", dirName)
}
validLoc := false
for _, l := range dd.Locations {
if l == loc {
validLoc = true
break
}
}
if !validLoc {
return errors.Errorf("invalid location %q for directive %q (must be one of %v)", loc, dirName, dd.Locations)
}
for _, arg := range d.Arguments {
if dd.Arguments.Get(arg.Name.Name) == nil {
return errors.Errorf("invalid argument %q for directive %q", arg.Name.Name, dirName)
}
}
for _, arg := range dd.Arguments {
if _, ok := d.Arguments.Get(arg.Name.Name); !ok {
d.Arguments = append(d.Arguments, &types.Argument{Name: arg.Name, Value: arg.Default})
}
}
}
return nil
}
func resolveInputObject(s *types.Schema, values types.ArgumentsDefinition) error {
for _, v := range values {
t, err := common.ResolveType(v.Type, s.Resolve)
if err != nil {
return err
}
v.Type = t
}
return nil
}
func parseSchema(s *types.Schema, l *common.Lexer) {
l.ConsumeWhitespace()
for l.Peek() != scanner.EOF {
desc := l.DescComment()
switch x := l.ConsumeIdent(); x {
case "schema":
l.ConsumeToken('{')
for l.Peek() != '}' {
name := l.ConsumeIdent()
l.ConsumeToken(':')
typ := l.ConsumeIdent()
s.EntryPointNames[name] = typ
}
l.ConsumeToken('}')
case "type":
obj := parseObjectDef(l)
obj.Desc = desc
s.Types[obj.Name] = obj
s.Objects = append(s.Objects, obj)
case "interface":
iface := parseInterfaceDef(l)
iface.Desc = desc
s.Types[iface.Name] = iface
case "union":
union := parseUnionDef(l)
union.Desc = desc
s.Types[union.Name] = union
s.Unions = append(s.Unions, union)
case "enum":
enum := parseEnumDef(l)
enum.Desc = desc
s.Types[enum.Name] = enum
s.Enums = append(s.Enums, enum)
case "input":
input := parseInputDef(l)
input.Desc = desc
s.Types[input.Name] = input
case "scalar":
loc := l.Location()
name := l.ConsumeIdent()
directives := common.ParseDirectives(l)
s.Types[name] = &types.ScalarTypeDefinition{Name: name, Desc: desc, Directives: directives, Loc: loc}
case "directive":
directive := parseDirectiveDef(l)
directive.Desc = desc
s.Directives[directive.Name] = directive
case "extend":
parseExtension(s, l)
default:
// TODO: Add support for type extensions.
l.SyntaxError(fmt.Sprintf(`unexpected %q, expecting "schema", "type", "enum", "interface", "union", "input", "scalar" or "directive"`, x))
}
}
}
func parseObjectDef(l *common.Lexer) *types.ObjectTypeDefinition {
object := &types.ObjectTypeDefinition{Loc: l.Location(), Name: l.ConsumeIdent()}
for {
if l.Peek() == '{' {
break
}
if l.Peek() == '@' {
object.Directives = common.ParseDirectives(l)
continue
}
if l.Peek() == scanner.Ident {
l.ConsumeKeyword("implements")
for l.Peek() != '{' && l.Peek() != '@' {
if l.Peek() == '&' {
l.ConsumeToken('&')
}
object.InterfaceNames = append(object.InterfaceNames, l.ConsumeIdent())
}
continue
}
}
l.ConsumeToken('{')
object.Fields = parseFieldsDef(l)
l.ConsumeToken('}')
return object
}
func parseInterfaceDef(l *common.Lexer) *types.InterfaceTypeDefinition {
i := &types.InterfaceTypeDefinition{Loc: l.Location(), Name: l.ConsumeIdent()}
if l.Peek() == scanner.Ident {
l.ConsumeKeyword("implements")
i.Interfaces = append(i.Interfaces, &types.InterfaceTypeDefinition{Name: l.ConsumeIdent()})
for l.Peek() == '&' {
l.ConsumeToken('&')
i.Interfaces = append(i.Interfaces, &types.InterfaceTypeDefinition{Name: l.ConsumeIdent()})
}
}
i.Directives = common.ParseDirectives(l)
l.ConsumeToken('{')
i.Fields = parseFieldsDef(l)
l.ConsumeToken('}')
return i
}
func parseUnionDef(l *common.Lexer) *types.Union {
union := &types.Union{Loc: l.Location(), Name: l.ConsumeIdent()}
union.Directives = common.ParseDirectives(l)
l.ConsumeToken('=')
union.TypeNames = []string{l.ConsumeIdent()}
for l.Peek() == '|' {
l.ConsumeToken('|')
union.TypeNames = append(union.TypeNames, l.ConsumeIdent())
}
return union
}
func parseInputDef(l *common.Lexer) *types.InputObject {
i := &types.InputObject{}
i.Loc = l.Location()
i.Name = l.ConsumeIdent()
i.Directives = common.ParseDirectives(l)
l.ConsumeToken('{')
for l.Peek() != '}' {
i.Values = append(i.Values, common.ParseInputValue(l))
}
l.ConsumeToken('}')
return i
}
func parseEnumDef(l *common.Lexer) *types.EnumTypeDefinition {
enum := &types.EnumTypeDefinition{Loc: l.Location(), Name: l.ConsumeIdent()}
enum.Directives = common.ParseDirectives(l)
l.ConsumeToken('{')
for l.Peek() != '}' {
v := &types.EnumValueDefinition{
Desc: l.DescComment(),
Loc: l.Location(),
EnumValue: l.ConsumeIdent(),
Directives: common.ParseDirectives(l),
}
enum.EnumValuesDefinition = append(enum.EnumValuesDefinition, v)
}
l.ConsumeToken('}')
return enum
}
func parseDirectiveDef(l *common.Lexer) *types.DirectiveDefinition {
l.ConsumeToken('@')
loc := l.Location()
d := &types.DirectiveDefinition{Name: l.ConsumeIdent(), Loc: loc}
if l.Peek() == '(' {
l.ConsumeToken('(')
for l.Peek() != ')' {
v := common.ParseInputValue(l)
d.Arguments = append(d.Arguments, v)
}
l.ConsumeToken(')')
}
l.ConsumeKeyword("on")
for {
loc := l.ConsumeIdent()
d.Locations = append(d.Locations, loc)
if l.Peek() != '|' {
break
}
l.ConsumeToken('|')
}
return d
}
func parseExtension(s *types.Schema, l *common.Lexer) {
loc := l.Location()
switch x := l.ConsumeIdent(); x {
case "schema":
l.ConsumeToken('{')
for l.Peek() != '}' {
name := l.ConsumeIdent()
l.ConsumeToken(':')
typ := l.ConsumeIdent()
s.EntryPointNames[name] = typ
}
l.ConsumeToken('}')
case "type":
obj := parseObjectDef(l)
s.Extensions = append(s.Extensions, &types.Extension{Type: obj, Loc: loc})
case "interface":
iface := parseInterfaceDef(l)
s.Extensions = append(s.Extensions, &types.Extension{Type: iface, Loc: loc})
case "union":
union := parseUnionDef(l)
s.Extensions = append(s.Extensions, &types.Extension{Type: union, Loc: loc})
case "enum":
enum := parseEnumDef(l)
s.Extensions = append(s.Extensions, &types.Extension{Type: enum, Loc: loc})
case "input":
input := parseInputDef(l)
s.Extensions = append(s.Extensions, &types.Extension{Type: input, Loc: loc})
default:
// TODO: Add ScalarTypeDefinition when adding directives
l.SyntaxError(fmt.Sprintf(`unexpected %q, expecting "schema", "type", "enum", "interface", "union" or "input"`, x))
}
}
func parseFieldsDef(l *common.Lexer) types.FieldsDefinition {
var fields types.FieldsDefinition
for l.Peek() != '}' {
f := &types.FieldDefinition{}
f.Desc = l.DescComment()
f.Loc = l.Location()
f.Name = l.ConsumeIdent()
if l.Peek() == '(' {
l.ConsumeToken('(')
for l.Peek() != ')' {
f.Arguments = append(f.Arguments, common.ParseInputValue(l))
}
l.ConsumeToken(')')
}
l.ConsumeToken(':')
f.Type = common.ParseType(l)
f.Directives = common.ParseDirectives(l)
fields = append(fields, f)
}
return fields
}
graphql-go-1.3.0/internal/schema/schema_internal_test.go 0000664 0000000 0000000 00000025360 14171626705 0023371 0 ustar 00root root 0000000 0000000 package schema
import (
"reflect"
"testing"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/common"
"github.com/graph-gophers/graphql-go/types"
)
func TestParseInterfaceDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.InterfaceTypeDefinition
err *errors.QueryError
}
tests := []testCase{{
description: "Parses simple interface",
definition: "Greeting { field: String }",
expected: &types.InterfaceTypeDefinition{
Name: "Greeting",
Loc: errors.Location{Line: 1, Column: 1},
Fields: types.FieldsDefinition{&types.FieldDefinition{Name: "field"}}},
}}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.InterfaceTypeDefinition
lex := setup(t, test.definition)
parse := func() { actual = parseInterfaceDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareInterfaces(t, test.expected, actual)
})
}
}
// TestParseObjectDef tests the logic for parsing object types from the schema definition as
// written in `parseObjectDef()`.
func TestParseObjectDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.ObjectTypeDefinition
err *errors.QueryError
}
tests := []testCase{{
description: "Parses type inheriting single interface",
definition: "Hello implements World { field: String }",
expected: &types.ObjectTypeDefinition{Name: "Hello", Loc: errors.Location{Line: 1, Column: 1}, InterfaceNames: []string{"World"}},
}, {
description: "Parses type inheriting multiple interfaces",
definition: "Hello implements Wo & rld { field: String }",
expected: &types.ObjectTypeDefinition{Name: "Hello", Loc: errors.Location{Line: 1, Column: 1}, InterfaceNames: []string{"Wo", "rld"}},
}, {
description: "Parses type inheriting multiple interfaces with leading ampersand",
definition: "Hello implements & Wo & rld { field: String }",
expected: &types.ObjectTypeDefinition{Name: "Hello", Loc: errors.Location{Line: 1, Column: 1}, InterfaceNames: []string{"Wo", "rld"}},
}, {
description: "Allows legacy SDL interfaces",
definition: "Hello implements Wo, rld { field: String }",
expected: &types.ObjectTypeDefinition{Name: "Hello", Loc: errors.Location{Line: 1, Column: 1}, InterfaceNames: []string{"Wo", "rld"}},
}}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.ObjectTypeDefinition
lex := setup(t, test.definition)
parse := func() { actual = parseObjectDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareObjects(t, test.expected, actual)
})
}
}
func TestParseUnionDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.Union
err *errors.QueryError
}
tests := []testCase{
{
description: "Parses a union",
definition: "Foo = Bar | Qux | Quux",
expected: &types.Union{
Name: "Foo",
TypeNames: []string{"Bar", "Qux", "Quux"},
Loc: errors.Location{Line: 1, Column: 1},
},
},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.Union
lex := setup(t, test.definition)
parse := func() { actual = parseUnionDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareUnions(t, test.expected, actual)
})
}
}
func TestParseEnumDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.EnumTypeDefinition
err *errors.QueryError
}
tests := []testCase{
{
description: "parses EnumTypeDefinition on single line",
definition: "Foo { BAR QUX }",
expected: &types.EnumTypeDefinition{
Name: "Foo",
EnumValuesDefinition: []*types.EnumValueDefinition{
{
EnumValue: "BAR",
Loc: errors.Location{Line: 1, Column: 7},
},
{
EnumValue: "QUX",
Loc: errors.Location{Line: 1, Column: 11},
},
},
Loc: errors.Location{Line: 1, Column: 1},
},
},
{
description: "parses EnumtypeDefinition with new lines",
definition: `Foo {
BAR
QUX
}`,
expected: &types.EnumTypeDefinition{
Name: "Foo",
EnumValuesDefinition: []*types.EnumValueDefinition{
{
EnumValue: "BAR",
Loc: errors.Location{Line: 2, Column: 5},
},
{
EnumValue: "QUX",
Loc: errors.Location{Line: 3, Column: 5},
},
},
Loc: errors.Location{Line: 1, Column: 1},
},
},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.EnumTypeDefinition
lex := setup(t, test.definition)
parse := func() { actual = parseEnumDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareEnumTypeDefs(t, test.expected, actual)
})
}
}
func TestParseDirectiveDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.DirectiveDefinition
err *errors.QueryError
}
tests := []*testCase{
{
description: "parses DirectiveDefinition",
definition: "@Foo on FIELD",
expected: &types.DirectiveDefinition{
Name: "Foo",
Loc: errors.Location{Line: 1, Column: 2},
Locations: []string{"FIELD"},
},
},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.DirectiveDefinition
lex := setup(t, test.definition)
parse := func() { actual = parseDirectiveDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareDirectiveDefinitions(t, test.expected, actual)
})
}
}
func TestParseInputDef(t *testing.T) {
type testCase struct {
description string
definition string
expected *types.InputObject
err *errors.QueryError
}
tests := []testCase{
{
description: "parses an input object type definition",
definition: "Foo { qux: String }",
expected: &types.InputObject{
Name: "Foo",
Values: nil,
Loc: errors.Location{Line: 1, Column: 1},
},
},
}
for _, test := range tests {
t.Run(test.description, func(t *testing.T) {
var actual *types.InputObject
lex := setup(t, test.definition)
parse := func() { actual = parseInputDef(lex) }
err := lex.CatchSyntaxError(parse)
compareErrors(t, test.err, err)
compareInputObjectTypeDefinition(t, test.expected, actual)
})
}
}
func compareDirectiveDefinitions(t *testing.T, expected *types.DirectiveDefinition, actual *types.DirectiveDefinition) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Fatalf("wrong DirectiveDefinition name: want %q, got %q", expected.Name, actual.Name)
}
if !reflect.DeepEqual(expected.Locations, actual.Locations) {
t.Errorf("wrong DirectiveDefinition locations: want %v, got %v", expected.Locations, actual.Locations)
}
compareLoc(t, "DirectiveDefinition", expected.Loc, actual.Loc)
}
func compareInputObjectTypeDefinition(t *testing.T, expected, actual *types.InputObject) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Fatalf("wrong InputObject name: want %q, got %q", expected.Name, actual.Name)
}
compareLoc(t, "InputObjectTypeDefinition", expected.Loc, actual.Loc)
}
func compareEnumTypeDefs(t *testing.T, expected, actual *types.EnumTypeDefinition) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Fatalf("wrong EnumTypeDefinition name: want %q, got %q", expected.Name, actual.Name)
}
compareLoc(t, "EnumValueDefinition", expected.Loc, actual.Loc)
for i, definition := range expected.EnumValuesDefinition {
expectedValue, expectedLoc := definition.EnumValue, definition.Loc
actualDef := actual.EnumValuesDefinition[i]
if expectedValue != actualDef.EnumValue {
t.Fatalf("wrong EnumValue: want %q, got %q", expectedValue, actualDef.EnumValue)
}
compareLoc(t, "EnumValue "+expectedValue, expectedLoc, actualDef.Loc)
}
}
func compareLoc(t *testing.T, typeName string, expected, actual errors.Location) {
t.Helper()
if expected != actual {
t.Errorf("wrong location on %s: want %v, got %v", typeName, expected, actual)
}
}
func compareErrors(t *testing.T, expected, actual *errors.QueryError) {
t.Helper()
switch {
case expected != nil && actual != nil:
if expected.Message != actual.Message {
t.Fatalf("wanted error message %q, got %q", expected.Message, actual.Message)
}
// TODO: Check error locations are as expected.
case expected != nil && actual == nil:
t.Fatalf("missing expected error: %q", expected)
case expected == nil && actual != nil:
t.Fatalf("got unexpected error: %q", actual)
}
}
func compareInterfaces(t *testing.T, expected, actual *types.InterfaceTypeDefinition) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Errorf("wrong interface name: want %q, got %q", expected.Name, actual.Name)
}
compareLoc(t, "InterfaceTypeDefinition", expected.Loc, actual.Loc)
if len(expected.Fields) != len(actual.Fields) {
t.Fatalf("wanted %d field definitions, got %d", len(expected.Fields), len(actual.Fields))
}
for i, f := range expected.Fields {
if f.Name != actual.Fields[i].Name {
t.Errorf("fields[%d]: wrong field name: want %q, got %q", i, f.Name, actual.Fields[i].Name)
}
}
}
func compareUnions(t *testing.T, expected, actual *types.Union) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Errorf("wrong object name: want %q, got %q", expected.Name, actual.Name)
}
if !reflect.DeepEqual(expected, actual) {
t.Errorf("wrong type names: want %v, got %v", expected.TypeNames, actual.TypeNames)
}
}
func compareObjects(t *testing.T, expected, actual *types.ObjectTypeDefinition) {
t.Helper()
checkNilCase(t, expected, actual)
if expected.Name != actual.Name {
t.Errorf("wrong object name: want %q, got %q", expected.Name, actual.Name)
}
if len(expected.InterfaceNames) != len(actual.InterfaceNames) {
t.Fatalf(
"wrong number of interface names: want %s, got %s",
expected.InterfaceNames,
actual.InterfaceNames,
)
}
for i, expectedName := range expected.InterfaceNames {
actualName := actual.InterfaceNames[i]
if expectedName != actualName {
t.Errorf("wrong interface name: want %q, got %q", expectedName, actualName)
}
}
}
func checkNilCase(t *testing.T, a, b interface{}) {
t.Helper()
switch {
case a == nil && a == b:
return
case a == nil && b != nil:
t.Fatalf("wanted nil, got an unexpected result: %#v", b)
case a != nil && b == nil:
t.Fatalf("wanted non-nil result, got nil")
}
}
func setup(t *testing.T, def string) *common.Lexer {
t.Helper()
lex := common.NewLexer(def, false)
lex.ConsumeWhitespace()
return lex
}
graphql-go-1.3.0/internal/schema/schema_test.go 0000664 0000000 0000000 00000066042 14171626705 0021477 0 ustar 00root root 0000000 0000000 package schema_test
import (
"fmt"
"testing"
"github.com/graph-gophers/graphql-go/internal/schema"
"github.com/graph-gophers/graphql-go/types"
)
func TestParse(t *testing.T) {
for _, test := range []struct {
name string
sdl string
useStringDescriptions bool
validateError func(err error) error
validateSchema func(s *types.Schema) error
}{
{
name: "Parses interface definition",
sdl: "interface Greeting { message: String! }",
validateSchema: func(s *types.Schema) error {
const typeName = "Greeting"
typ, ok := s.Types[typeName].(*types.InterfaceTypeDefinition)
if !ok {
return fmt.Errorf("interface %q not found", typeName)
}
if want, have := 1, len(typ.Fields); want != have {
return fmt.Errorf("invalid number of fields: want %d, have %d", want, have)
}
const fieldName = "message"
if typ.Fields[0].Name != fieldName {
return fmt.Errorf("field %q not found", fieldName)
}
return nil
},
},
{
name: "Parses implementing type without providing required fields",
sdl: `
interface Greeting {
message: String!
}
type Welcome implements Greeting {
}`,
validateError: func(err error) error {
if err == nil {
return fmt.Errorf("want error, have ")
}
if want, have := `graphql: interface "Greeting" expects field "message" but "Welcome" does not provide it`, err.Error(); want != have {
return fmt.Errorf("unexpected error: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with description string",
sdl: `
"Single line description."
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
if want, have := "Single line description.", typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with simple multi-line 'BlockString' description",
sdl: `
"""
Multi-line description.
"""
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
if want, have := "Multi-line description.", typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with empty multi-line 'BlockString' description",
sdl: `
"""
"""
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
if want, have := "", typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with multi-line 'BlockString' description",
sdl: `
"""
First line of the description.
Second line of the description.
query {
code {
example
}
}
Notes:
* First note
* Second note
"""
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
want := "First line of the description.\n\nSecond line of the description.\n\n\tquery {\n\t\tcode {\n\t\t\texample\n\t\t}\n\t}\n\nNotes:\n\n * First note\n * Second note"
if have := typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with un-indented multi-line 'BlockString' description",
sdl: `
"""
First line of the description.
Second line of the description.
"""
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
want := "First line of the description.\n\nSecond line of the description."
if have := typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with space-indented multi-line 'BlockString' description",
sdl: `
"""
First line of the description.
Second line of the description.
query {
code {
example
}
}
"""
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
want := "First line of the description.\n\nSecond line of the description.\n\n query {\n code {\n example\n }\n }"
if have := typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Parses type with multi-line 'BlockString' description and ignores comments",
sdl: `
"""
Multi-line description with ignored comments.
"""
# This comment should be ignored.
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
const typeName = "Type"
typ, ok := s.Types[typeName].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", typeName)
}
if want, have := "Multi-line description with ignored comments.", typ.Description(); want != have {
return fmt.Errorf("invalid description: want %q, have %q", want, have)
}
return nil
},
},
{
name: "Description is correctly parsed for non-described types",
sdl: `
"Some description."
scalar MyInt
type Type {
field: String
}`,
useStringDescriptions: true,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Type"]
if !ok {
return fmt.Errorf("type %q not found", "Type")
}
if want, have := "", typ.Description(); want != have {
return fmt.Errorf("description does not match: want %q, have %q ", want, have)
}
return nil
},
},
{
name: "Multi-line comment is correctly parsed",
sdl: `
# Multi-line
# comment.
" This description should be ignored. "
scalar MyInt
type Type {
field: String
}`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["MyInt"]
if !ok {
return fmt.Errorf("scalar %q not found", "MyInt")
}
if want, have := "Multi-line\ncomment.", typ.Description(); want != have {
return fmt.Errorf("description does not match: want %q, have %q ", want, have)
}
typ, ok = s.Types["Type"]
if !ok {
return fmt.Errorf("type %q not found", "Type")
}
if want, have := "", typ.Description(); want != have {
return fmt.Errorf("description does not match: want %q, have %q ", want, have)
}
return nil
},
},
{
name: "Default Root schema",
sdl: `
type Query {
hello: String!
}
type Mutation {
concat(a: String!, b: String!): String!
}
`,
validateSchema: func(s *types.Schema) error {
typq, ok := s.Types["Query"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Query")
}
helloField := typq.Fields.Get("hello")
if helloField == nil {
return fmt.Errorf("field %q not found", "hello")
}
if helloField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "hello", helloField.Type.String())
}
typm, ok := s.Types["Mutation"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Mutation")
}
concatField := typm.Fields.Get("concat")
if concatField == nil {
return fmt.Errorf("field %q not found", "concat")
}
if concatField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "concat", concatField.Type.String())
}
if len(concatField.Arguments) != 2 || concatField.Arguments[0] == nil || concatField.Arguments[1] == nil || concatField.Arguments[0].Type.String() != "String!" || concatField.Arguments[1].Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid args: %+v", "concat", concatField.Arguments)
}
return nil
},
},
{
name: "Extend type",
sdl: `
type Query {
hello: String!
}
extend type Query {
world: String!
}`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Query"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Query")
}
helloField := typ.Fields.Get("hello")
if helloField == nil {
return fmt.Errorf("field %q not found", "hello")
}
if helloField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "hello", helloField.Type.String())
}
worldField := typ.Fields.Get("world")
if worldField == nil {
return fmt.Errorf("field %q not found", "world")
}
if worldField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "world", worldField.Type.String())
}
return nil
},
},
{
name: "Extend schema",
sdl: `
schema {
query: Query
}
type Query {
hello: String!
}
extend schema {
mutation: Mutation
}
type Mutation {
concat(a: String!, b: String!): String!
}
`,
validateSchema: func(s *types.Schema) error {
typq, ok := s.Types["Query"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Query")
}
helloField := typq.Fields.Get("hello")
if helloField == nil {
return fmt.Errorf("field %q not found", "hello")
}
if helloField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "hello", helloField.Type.String())
}
typm, ok := s.Types["Mutation"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Mutation")
}
concatField := typm.Fields.Get("concat")
if concatField == nil {
return fmt.Errorf("field %q not found", "concat")
}
if concatField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "concat", concatField.Type.String())
}
if len(concatField.Arguments) != 2 || concatField.Arguments[0] == nil || concatField.Arguments[1] == nil || concatField.Arguments[0].Type.String() != "String!" || concatField.Arguments[1].Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid args: %+v", "concat", concatField.Arguments)
}
return nil
},
},
{
name: "Extend type with interface implementation",
sdl: `
interface Named {
name: String!
}
type Product {
id: ID!
}
extend type Product implements Named {
name: String!
}`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Product"].(*types.ObjectTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Product")
}
idField := typ.Fields.Get("id")
if idField == nil {
return fmt.Errorf("field %q not found", "id")
}
if idField.Type.String() != "ID!" {
return fmt.Errorf("field %q has an invalid type: %q", "id", idField.Type.String())
}
nameField := typ.Fields.Get("name")
if nameField == nil {
return fmt.Errorf("field %q not found", "name")
}
if nameField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "name", nameField.Type.String())
}
ifc, ok := s.Types["Named"].(*types.InterfaceTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Named")
}
nameField = ifc.Fields.Get("name")
if nameField == nil {
return fmt.Errorf("field %q not found", "name")
}
if nameField.Type.String() != "String!" {
return fmt.Errorf("field %q has an invalid type: %q", "name", nameField.Type.String())
}
return nil
},
},
{
name: "Extend union type",
sdl: `
type Named {
name: String!
}
type Numbered {
num: Int!
}
union Item = Named | Numbered
type Coloured {
Colour: String!
}
extend union Item = Coloured
`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Item"].(*types.Union)
if !ok {
return fmt.Errorf("type %q not found", "Item")
}
if len(typ.UnionMemberTypes) != 3 {
return fmt.Errorf("Expected 3 possible types, but instead got %d types", len(typ.UnionMemberTypes))
}
posible := map[string]struct{}{
"Coloured": {},
"Named": {},
"Numbered": {},
}
for _, pt := range typ.UnionMemberTypes {
if _, ok := posible[pt.Name]; !ok {
return fmt.Errorf("Unexpected possible type %q", pt.Name)
}
}
return nil
},
},
{
name: "Extend enum type",
sdl: `
enum Currencies{
AUD
USD
EUR
}
extend enum Currencies {
BGN
GBP
}
`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Currencies"].(*types.EnumTypeDefinition)
if !ok {
return fmt.Errorf("enum %q not found", "Currencies")
}
if len(typ.EnumValuesDefinition) != 5 {
return fmt.Errorf("Expected 5 enum values, but instead got %d types", len(typ.EnumValuesDefinition))
}
posible := map[string]struct{}{
"AUD": {},
"USD": {},
"EUR": {},
"BGN": {},
"GBP": {},
}
for _, v := range typ.EnumValuesDefinition {
if _, ok := posible[v.EnumValue]; !ok {
return fmt.Errorf("Unexpected enum value %q", v.EnumValue)
}
}
return nil
},
},
{
name: "Extend incompatible type",
sdl: `
type Query {
hello: String!
}
extend interface Query {
name: String!
}`,
validateError: func(err error) error {
msg := `trying to extend type "OBJECT" with type "INTERFACE"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend type already implements an interface",
sdl: `
interface Named {
name: String!
}
type Product implements Named {
id: ID!
name: String!
}
extend type Product implements Named {
}`,
validateError: func(err error) error {
msg := `interface "Named" implemented in the extension is already implemented in "Product"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend union already contains type",
sdl: `
type Named {
name: String!
}
type Numbered {
num: Int!
}
union Item = Named | Numbered
type Coloured {
Colour: String!
}
extend union Item = Coloured | Named
`,
validateError: func(err error) error {
msg := `union type "Named" already declared in "Item"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend union contains type",
sdl: `
type Named {
name: String!
}
type Numbered {
num: Int!
}
union Item = Named | Numbered
type Coloured {
Colour: String!
}
extend union Item = Coloured
`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Item"].(*types.Union)
if !ok {
return fmt.Errorf("type %q not found", "Item")
}
if len(typ.UnionMemberTypes) != 3 {
return fmt.Errorf("Expected 3 possible types, but instead got %d types", len(typ.UnionMemberTypes))
}
posible := map[string]struct{}{
"Coloured": {},
"Named": {},
"Numbered": {},
}
for _, pt := range typ.UnionMemberTypes {
if _, ok := posible[pt.Name]; !ok {
return fmt.Errorf("Unexpected possible type %q", pt.Name)
}
}
return nil
},
},
{
name: "Extend input",
sdl: `
input Product {
id: ID!
name: String!
}
extend input Product {
category: Category!
tags: [String!]! = ["sale", "shoes"]
}
input Category {
id: ID!
name: String!
}
`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Product"].(*types.InputObject)
if !ok {
return fmt.Errorf("type %q not found", "Product")
}
if len(typ.Values) != 4 {
return fmt.Errorf("Expected 4 fields, but instead got %d types", len(typ.Values))
}
posible := map[string]struct{}{
"id": {},
"name": {},
"category": {},
"tags": {},
}
for _, pt := range typ.Values {
if _, ok := posible[pt.Name.Name]; !ok {
return fmt.Errorf("Unexpected possible type %q", pt.Name)
}
}
categoryField := typ.Values.Get("category")
if categoryField == nil {
return fmt.Errorf("field %q not found", "category")
}
if categoryField.Type.String() != "Category!" {
return fmt.Errorf("expected type %q, but got %q", "Category!", categoryField.Type.String())
}
if categoryField.Type.Kind() != "NON_NULL" {
return fmt.Errorf("expected kind %q, but got %q", "NON_NULL", categoryField.Type.Kind())
}
return nil
},
},
{
name: "Extend enum value already exists",
sdl: `
enum Currencies{
AUD
USD
EUR
}
extend enum Currencies {
AUD
}`,
validateError: func(err error) error {
msg := `enum value "AUD" already declared in "Currencies"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend input field already exists",
sdl: `
input Product{
name: String!
}
extend input Product {
name: String!
}`,
validateError: func(err error) error {
msg := `extended field {"name" {'\x06' '\x05'}} already exists`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend field already exists",
sdl: `
interface Named {
name: String!
}
type Product implements Named {
id: ID!
name: String!
}
extend type Product {
name: String!
}`,
validateError: func(err error) error {
msg := `extended field "name" already exists`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend interface type",
sdl: `
interface Product {
id: ID!
name: String!
}
extend interface Product {
category: String!
}
`,
validateSchema: func(s *types.Schema) error {
typ, ok := s.Types["Product"].(*types.InterfaceTypeDefinition)
if !ok {
return fmt.Errorf("type %q not found", "Product")
}
if len(typ.Fields) != 3 {
return fmt.Errorf("Expected 3 fields, but instead got %d types", len(typ.Fields))
}
fields := map[string]struct{}{
"id": {},
"name": {},
"category": {},
}
for _, f := range typ.Fields {
if _, ok := fields[f.Name]; !ok {
return fmt.Errorf("Unexpected field %q", f.Name)
}
}
return nil
},
},
{
name: "Extend unknown type",
sdl: `
extend type User {
name: String!
}
`,
validateError: func(err error) error {
msg := `trying to extend unknown type "User"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Extend invalid syntax",
sdl: `
extend invalid Node {
id: ID!
}
`,
validateError: func(err error) error {
msg := `graphql: syntax error: unexpected "invalid", expecting "schema", "type", "enum", "interface", "union" or "input" (line 2, column 19)`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
{
name: "Parses directives",
sdl: `
directive @objectdirective on OBJECT
directive @fielddirective on FIELD_DEFINITION
directive @enumdirective on ENUM
directive @uniondirective on UNION
directive @directive on SCALAR
| OBJECT
| FIELD_DEFINITION
| ARGUMENT_DEFINITION
| INTERFACE
| UNION
| ENUM
| ENUM_VALUE
| INPUT_OBJECT
| INPUT_FIELD_DEFINITION
interface NamedEntity @directive { name: String }
scalar Time @directive
type Photo @objectdirective {
id: ID! @deprecated @fielddirective
}
type Person implements NamedEntity @objectdirective {
name: String
}
enum Direction @enumdirective {
NORTH @deprecated
EAST
SOUTH
WEST
}
union Union @uniondirective = Photo | Person
`,
validateSchema: func(s *types.Schema) error {
namedEntityDirectives := s.Types["NamedEntity"].(*types.InterfaceTypeDefinition).Directives
if len(namedEntityDirectives) != 1 || namedEntityDirectives[0].Name.Name != "directive" {
return fmt.Errorf("missing directive on NamedEntity interface, expected @directive but got %v", namedEntityDirectives)
}
timeDirectives := s.Types["Time"].(*types.ScalarTypeDefinition).Directives
if len(timeDirectives) != 1 || timeDirectives[0].Name.Name != "directive" {
return fmt.Errorf("missing directive on Time scalar, expected @directive but got %v", timeDirectives)
}
photo := s.Types["Photo"].(*types.ObjectTypeDefinition)
photoDirectives := photo.Directives
if len(photoDirectives) != 1 || photoDirectives[0].Name.Name != "objectdirective" {
return fmt.Errorf("missing directive on Time scalar, expected @objectdirective but got %v", photoDirectives)
}
if len(photo.Fields.Get("id").Directives) != 2 {
return fmt.Errorf("expected Photo.id to have 2 directives but got %v", photoDirectives)
}
directionDirectives := s.Types["Direction"].(*types.EnumTypeDefinition).Directives
if len(directionDirectives) != 1 || directionDirectives[0].Name.Name != "enumdirective" {
return fmt.Errorf("missing directive on Direction enum, expected @enumdirective but got %v", directionDirectives)
}
unionDirectives := s.Types["Union"].(*types.Union).Directives
if len(unionDirectives) != 1 || unionDirectives[0].Name.Name != "uniondirective" {
return fmt.Errorf("missing directive on Union union, expected @uniondirective but got %v", unionDirectives)
}
return nil
},
},
} {
t.Run(test.name, func(t *testing.T) {
s, err := schema.ParseSchema(test.sdl, test.useStringDescriptions)
if err != nil {
if test.validateError == nil {
t.Fatal(err)
}
if err2 := test.validateError(err); err2 != nil {
t.Fatal(err2)
}
}
if test.validateSchema != nil {
if err := test.validateSchema(s); err != nil {
t.Fatal(err)
}
}
})
}
}
func TestInterfaceImplementsInterface(t *testing.T) {
for _, tt := range []struct {
name string
sdl string
useStringDescriptions bool
validateError func(err error) error
validateSchema func(s *types.Schema) error
}{
{
name: "Parses interface implementing other interface",
sdl: `
interface Foo {
field: String!
}
interface Bar implements Foo {
field: String!
}
`,
validateSchema: func(s *types.Schema) error {
const implementedInterfaceName = "Bar"
typ, ok := s.Types[implementedInterfaceName].(*types.InterfaceTypeDefinition)
if !ok {
return fmt.Errorf("interface %q not found", implementedInterfaceName)
}
if len(typ.Fields) != 1 {
return fmt.Errorf("invalid number of fields: want %d, have %d", 1, len(typ.Fields))
}
const fieldName = "field"
if typ.Fields[0].Name != fieldName {
return fmt.Errorf("field %q not found", fieldName)
}
if len(typ.Interfaces) != 1 {
return fmt.Errorf("invalid number of implementing interfaces found on %q: want %d, have %d", implementedInterfaceName, 1, len(typ.Interfaces))
}
const implementingInterfaceName = "Foo"
if typ.Interfaces[0].Name != implementingInterfaceName {
return fmt.Errorf("interface %q not found", implementingInterfaceName)
}
return nil
},
},
{
name: "Parses interface transitively implementing an interface that implements an interface",
sdl: `
interface Foo {
field: String!
}
interface Bar implements Foo {
field: String!
}
interface Baz implements Bar & Foo {
field: String!
}
`,
validateSchema: func(s *types.Schema) error {
const implementedInterfaceName = "Baz"
typ, ok := s.Types[implementedInterfaceName].(*types.InterfaceTypeDefinition)
if !ok {
return fmt.Errorf("interface %q not found", implementedInterfaceName)
}
if len(typ.Fields) != 1 {
return fmt.Errorf("invalid number of fields: want %d, have %d", 1, len(typ.Fields))
}
const fieldName = "field"
if typ.Fields[0].Name != fieldName {
return fmt.Errorf("field %q not found", fieldName)
}
if len(typ.Interfaces) != 2 {
return fmt.Errorf("invalid number of implementing interfaces found on %q: want %d, have %d", implementedInterfaceName, 2, len(typ.Interfaces))
}
const firstImplementingInterfaceName = "Bar"
if typ.Interfaces[0].Name != firstImplementingInterfaceName {
return fmt.Errorf("first interface %q not found", firstImplementingInterfaceName)
}
const secondImplementingInterfaceName = "Foo"
if typ.Interfaces[1].Name != secondImplementingInterfaceName {
return fmt.Errorf("second interface %q not found", secondImplementingInterfaceName)
}
return nil
},
},
{
name: "Transitively implemented interfaces must also be defined on an implementing type or interface",
sdl: `
interface A {
message: String!
}
interface B implements A {
message: String!
name: String!
}
interface C implements B {
message: String!
name: String!
hug: Boolean!
}
`,
validateError: func(err error) error {
msg := `graphql: interface "C" must explicitly implement transitive interface "A"`
if err == nil || err.Error() != msg {
return fmt.Errorf("expected error %q, but got %q", msg, err)
}
return nil
},
},
} {
t.Run(tt.name, func(t *testing.T) {
s, err := schema.ParseSchema(tt.sdl, tt.useStringDescriptions)
if err != nil {
if tt.validateError == nil {
t.Fatal(err)
}
if err2 := tt.validateError(err); err2 != nil {
t.Fatal(err2)
}
}
if tt.validateSchema != nil {
if err2 := tt.validateSchema(s); err2 != nil {
t.Fatal(err2)
}
}
})
}
}
graphql-go-1.3.0/internal/validation/ 0000775 0000000 0000000 00000000000 14171626705 0017533 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/validation/suggestion.go 0000664 0000000 0000000 00000002513 14171626705 0022252 0 ustar 00root root 0000000 0000000 package validation
import (
"fmt"
"sort"
"strconv"
"strings"
)
func makeSuggestion(prefix string, options []string, input string) string {
var selected []string
distances := make(map[string]int)
for _, opt := range options {
distance := levenshteinDistance(input, opt)
threshold := max(len(input)/2, max(len(opt)/2, 1))
if distance < threshold {
selected = append(selected, opt)
distances[opt] = distance
}
}
if len(selected) == 0 {
return ""
}
sort.Slice(selected, func(i, j int) bool {
return distances[selected[i]] < distances[selected[j]]
})
parts := make([]string, len(selected))
for i, opt := range selected {
parts[i] = strconv.Quote(opt)
}
if len(parts) > 1 {
parts[len(parts)-1] = "or " + parts[len(parts)-1]
}
return fmt.Sprintf(" %s %s?", prefix, strings.Join(parts, ", "))
}
func levenshteinDistance(s1, s2 string) int {
column := make([]int, len(s1)+1)
for y := range s1 {
column[y+1] = y + 1
}
for x, rx := range s2 {
column[0] = x + 1
lastdiag := x
for y, ry := range s1 {
olddiag := column[y+1]
if rx != ry {
lastdiag++
}
column[y+1] = min(column[y+1]+1, min(column[y]+1, lastdiag))
lastdiag = olddiag
}
}
return column[len(s1)]
}
func min(a, b int) int {
if a < b {
return a
}
return b
}
func max(a, b int) int {
if a > b {
return a
}
return b
}
graphql-go-1.3.0/internal/validation/testdata/ 0000775 0000000 0000000 00000000000 14171626705 0021344 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/internal/validation/testdata/LICENSE 0000664 0000000 0000000 00000003144 14171626705 0022353 0 ustar 00root root 0000000 0000000 The files in this testdata directory are derived from the graphql-js project:
https://github.com/graphql/graphql-js
BSD License
For GraphQL software
Copyright (c) 2015, Facebook, Inc. All rights reserved.
Redistribution and use in source and binary forms, with or without modification,
are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
* Neither the name Facebook nor the names of its contributors may be used to
endorse or promote products derived from this software without specific
prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. graphql-go-1.3.0/internal/validation/testdata/export.js 0000664 0000000 0000000 00000010005 14171626705 0023217 0 ustar 00root root 0000000 0000000 import fs from 'fs';
import Module from 'module';
import { testSchema } from './src/validation/__tests__/harness';
import { printSchema } from './src/utilities';
let schemas = [];
function registerSchema(schema) {
for (let i = 0; i < schemas.length; i++) {
if (schemas[i] == schema) {
return i;
}
}
schemas.push(schema);
return schemas.length - 1;
}
const harness = {
expectPassesRule(rule, queryString) {
harness.expectPassesRuleWithSchema(testSchema, rule, queryString);
},
expectPassesRuleWithSchema(schema, rule, queryString, errors) {
tests.push({
name: names.join('/'),
rule: rule.name,
schema: registerSchema(schema),
query: queryString,
errors: [],
});
},
expectFailsRule(rule, queryString, errors) {
harness.expectFailsRuleWithSchema(testSchema, rule, queryString, errors);
},
expectFailsRuleWithSchema(schema, rule, queryString, errors) {
tests.push({
name: names.join('/'),
rule: rule.name,
schema: registerSchema(schema),
query: queryString,
errors: errors,
});
}
};
let tests = [];
let names = [];
const fakeModules = {
'mocha': {
describe(name, f) {
switch (name) {
case 'within schema language':
return;
}
names.push(name);
f();
names.pop();
},
it(name, f) {
switch (name) {
case 'ignores type definitions':
case 'reports correctly when a non-exclusive follows an exclusive':
case 'disallows differing subfields':
return;
}
names.push(name);
f();
names.pop();
},
},
'./harness': harness,
};
const originalLoader = Module._load;
Module._load = function(request, parent, isMain) {
return fakeModules[request] || originalLoader(request, parent, isMain);
};
// TODO: Fix test failures.
// require('./src/validation/__tests__/ExecutableDefinitions-test');
require('./src/validation/__tests__/FieldsOnCorrectType-test');
require('./src/validation/__tests__/FragmentsOnCompositeTypes-test');
// TODO: Fix test failures.
// require('./src/validation/__tests__/KnownArgumentNames-test');
require('./src/validation/__tests__/KnownDirectives-test');
require('./src/validation/__tests__/KnownFragmentNames-test');
require('./src/validation/__tests__/KnownTypeNames-test');
require('./src/validation/__tests__/LoneAnonymousOperation-test');
require('./src/validation/__tests__/NoFragmentCycles-test');
require('./src/validation/__tests__/NoUndefinedVariables-test');
require('./src/validation/__tests__/NoUnusedFragments-test');
require('./src/validation/__tests__/NoUnusedVariables-test');
require('./src/validation/__tests__/OverlappingFieldsCanBeMerged-test');
// TODO: Fix test failures.
// require('./src/validation/__tests__/PossibleFragmentSpreads-test');
require('./src/validation/__tests__/ProvidedNonNullArguments-test');
require('./src/validation/__tests__/ScalarLeafs-test');
// TODO: Add support for subscriptions.
// require('./src/validation/__tests__/SingleFieldSubscriptions-test.js');
require('./src/validation/__tests__/UniqueArgumentNames-test');
require('./src/validation/__tests__/UniqueDirectivesPerLocation-test');
require('./src/validation/__tests__/UniqueFragmentNames-test');
require('./src/validation/__tests__/UniqueInputFieldNames-test');
require('./src/validation/__tests__/UniqueOperationNames-test');
require('./src/validation/__tests__/UniqueVariableNames-test');
// TODO: Fix test failures.
// require('./src/validation/__tests__/ValuesofCorrectType-test');
require('./src/validation/__tests__/VariablesAreInputTypes-test');
// TODO: Fix test failures.
// require('./src/validation/__tests__/VariablesDefaultValueAllowed-test');
require('./src/validation/__tests__/VariablesInAllowedPosition-test');
let output = JSON.stringify({
schemas: schemas.map(s => printSchema(s)),
tests: tests,
}, null, 2)
output = output.replace(' Did you mean to use an inline fragment on \\"Dog\\" or \\"Cat\\"?', '');
output = output.replace(' Did you mean to use an inline fragment on \\"Being\\", \\"Pet\\", \\"Canine\\", \\"Dog\\", or \\"Cat\\"?', '');
output = output.replace(' Did you mean \\"Pet\\"?', '');
fs.writeFileSync("tests.json", output);
graphql-go-1.3.0/internal/validation/testdata/gen.go 0000664 0000000 0000000 00000000640 14171626705 0022444 0 ustar 00root root 0000000 0000000 // Package testdata copies validation test cases from the reference implementation at
// github.com/graphql/graphql-js.
//
// Pre-requisites:
// - nodejs
// - npm >= 5.2.0 (for use of npx)
//
// Usage:
// $ git clone https://github.com/graphql/graphql-js
// $ go generate .
package testdata
//go:generate npm install
//go:generate cp export.js graphql-js/export.js
//go:generate npx babel-node graphql-js/export.js
graphql-go-1.3.0/internal/validation/testdata/package-lock.json 0000664 0000000 0000000 00000246241 14171626705 0024571 0 ustar 00root root 0000000 0000000 {
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},
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},
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"integrity": "sha512-0XNayC8lTHQ2OI8aljNCN3sSx6hsr/1+rlcDAotXJR7C1oZZHCNsfpbKwMjRA3Uqb5tF1Rae2oloTr4xpq+WjA==",
"dev": true,
"optional": true,
"requires": {
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graphql-go-1.3.0/internal/validation/testdata/package.json 0000664 0000000 0000000 00000002124 14171626705 0023631 0 ustar 00root root 0000000 0000000 {
"name": "testdata",
"version": "0.0.0",
"description": "Extracts test data from github.com/graphql/graphql-js",
"main": "",
"devDependencies": {
"babel-cli": "^6.26.0",
"babel-plugin-syntax-async-functions": "^6.13.0",
"babel-plugin-syntax-async-generators": "^6.13.0",
"babel-plugin-transform-class-properties": "^6.24.1",
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"chai": "^4.1.2",
"iterall": "^1.2.2"
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"scripts": {
"test": "echo \"Error: no test specified\" && exit 1"
},
"repository": {
"type": "git",
"url": "git+https://github.com/graph-gophers/graphql-go.git"
},
"author": "",
"license": "BSD-3-Clause",
"bugs": {
"url": "https://github.com/graph-gophers/graphql-go/issues"
},
"homepage": "https://github.com/graph-gophers/graphql-go#readme"
}
graphql-go-1.3.0/internal/validation/testdata/tests.json 0000664 0000000 0000000 00000423625 14171626705 0023415 0 ustar 00root root 0000000 0000000 {
"schemas": [
"schema {\n query: QueryRoot\n}\n\ndirective @onQuery on QUERY\n\ndirective @onMutation on MUTATION\n\ndirective @onSubscription on SUBSCRIPTION\n\ndirective @onField on FIELD\n\ndirective @onFragmentDefinition on FRAGMENT_DEFINITION\n\ndirective @onFragmentSpread on FRAGMENT_SPREAD\n\ndirective @onInlineFragment on INLINE_FRAGMENT\n\ndirective @onSchema on SCHEMA\n\ndirective @onScalar on SCALAR\n\ndirective @onObject on OBJECT\n\ndirective @onFieldDefinition on FIELD_DEFINITION\n\ndirective @onArgumentDefinition on ARGUMENT_DEFINITION\n\ndirective @onInterface on INTERFACE\n\ndirective @onUnion on UNION\n\ndirective @onEnum on ENUM\n\ndirective @onEnumValue on ENUM_VALUE\n\ndirective @onInputObject on INPUT_OBJECT\n\ndirective @onInputFieldDefinition on INPUT_FIELD_DEFINITION\n\ntype Alien implements Being & Intelligent {\n iq: Int\n name(surname: Boolean): String\n numEyes: Int\n}\n\nscalar Any\n\ninterface Being {\n name(surname: Boolean): String\n}\n\ninterface Canine {\n name(surname: Boolean): String\n}\n\ntype Cat implements Being & Pet {\n name(surname: Boolean): String\n nickname: String\n meows: Boolean\n meowVolume: Int\n furColor: FurColor\n}\n\nunion CatOrDog = Dog | Cat\n\ninput ComplexInput {\n requiredField: Boolean!\n intField: Int\n stringField: String\n booleanField: Boolean\n stringListField: [String]\n enumField: FurColor\n nestedInput: SimpleInput}\n\ntype ComplicatedArgs {\n intArgField(intArg: Int): String\n nonNullIntArgField(nonNullIntArg: Int!): String\n stringArgField(stringArg: String): String\n booleanArgField(booleanArg: Boolean): String\n enumArgField(enumArg: FurColor): String\n enumArrayArgField(enumArrayArg: [FurColor!]!): String\n floatArgField(floatArg: Float): String\n idArgField(idArg: ID): String\n stringListArgField(stringListArg: [String]): String\n stringListNonNullArgField(stringListNonNullArg: [String!]): String\n complexArgField(complexArg: ComplexInput): String\n multipleReqs(req1: Int!, req2: Int!): String\n multipleOpts(opt1: Int = 0, opt2: Int = 0): String\n multipleOptAndReq(req1: Int!, req2: Int!, opt1: Int = 0, opt2: Int = 0): String\n}\n\ntype Dog implements Being & Pet & Canine {\n name(surname: Boolean): String\n nickname: String\n barkVolume: Int\n barks: Boolean\n doesKnowCommand(dogCommand: DogCommand): Boolean\n isHousetrained(atOtherHomes: Boolean = true): Boolean\n isAtLocation(x: Int, y: Int): Boolean\n}\n\nenum DogCommand {\n SIT\n HEEL\n DOWN\n}\n\nunion DogOrHuman = Dog | Human\n\nenum FurColor {\n BROWN\n BLACK\n TAN\n SPOTTED\n NO_FUR\n UNKNOWN\n}\n\ntype Human implements Being & Intelligent {\n name(surname: Boolean): String\n pets: [Pet]\n relatives: [Human]\n iq: Int\n}\n\nunion HumanOrAlien = Human | Alien\n\ninterface Intelligent {\n iq: Int\n}\n\nscalar Invalid\n\ninput SimpleInput {\n stringField: String\n stringListField: [String!]\n}\n\ninterface Pet {\n name(surname: Boolean): String\n}\n\ntype QueryRoot {\n human(id: ID): Human\n alien: Alien\n dog: Dog\n cat: Cat\n pet: Pet\n catOrDog: CatOrDog\n dogOrHuman: DogOrHuman\n humanOrAlien: HumanOrAlien\n complicatedArgs: ComplicatedArgs\n invalidArg(arg: Invalid): String\n anyArg(arg: Any): String\n}\n",
"schema {\n query: QueryRoot\n}\n\ntype Connection {\n edges: [Edge]\n}\n\ntype Edge {\n node: Node\n}\n\ntype IntBox implements SomeBox {\n scalar: Int\n deepBox: IntBox\n unrelatedField: String\n listStringBox: [StringBox]\n stringBox: StringBox\n intBox: IntBox\n}\n\ntype Node {\n id: ID\n name: String\n}\n\ninterface NonNullStringBox1 {\n scalar: String!\n}\n\ntype NonNullStringBox1Impl implements SomeBox & NonNullStringBox1 {\n scalar: String!\n unrelatedField: String\n deepBox: SomeBox\n}\n\ninterface NonNullStringBox2 {\n scalar: String!\n}\n\ntype NonNullStringBox2Impl implements SomeBox & NonNullStringBox2 {\n scalar: String!\n unrelatedField: String\n deepBox: SomeBox\n}\n\ntype QueryRoot {\n someBox: SomeBox\n connection: Connection\n}\n\ninterface SomeBox {\n deepBox: SomeBox\n unrelatedField: String\n}\n\ntype StringBox implements SomeBox {\n scalar: String\n deepBox: StringBox\n unrelatedField: String\n listStringBox: [StringBox]\n stringBox: StringBox\n intBox: IntBox\n}\n",
"type Foo {\n constructor: String\n}\n\ntype Query {\n foo: Foo\n}\n"
],
"tests": [
{
"name": "Validate: Fields on correct type/Object field selection",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment objectFieldSelection on Dog {\n __typename\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/Aliased object field selection",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment aliasedObjectFieldSelection on Dog {\n tn : __typename\n otherName : name\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/Interface field selection",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment interfaceFieldSelection on Pet {\n __typename\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/Aliased interface field selection",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment interfaceFieldSelection on Pet {\n otherName : name\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/Lying alias selection",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment lyingAliasSelection on Dog {\n name : nickname\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/Ignores fields on unknown type",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment unknownSelection on UnknownType {\n unknownField\n }\n ",
"errors": []
},
{
"name": "Validate: Fields on correct type/reports errors when type is known again",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment typeKnownAgain on Pet {\n unknown_pet_field {\n ... on Cat {\n unknown_cat_field\n }\n }\n }",
"errors": [
{
"message": "Cannot query field \"unknown_pet_field\" on type \"Pet\".",
"locations": [
{
"line": 3,
"column": 9
}
]
},
{
"message": "Cannot query field \"unknown_cat_field\" on type \"Cat\".",
"locations": [
{
"line": 5,
"column": 13
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Field not defined on fragment",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment fieldNotDefined on Dog {\n meowVolume\n }",
"errors": [
{
"message": "Cannot query field \"meowVolume\" on type \"Dog\". Did you mean \"barkVolume\"?",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Ignores deeply unknown field",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment deepFieldNotDefined on Dog {\n unknown_field {\n deeper_unknown_field\n }\n }",
"errors": [
{
"message": "Cannot query field \"unknown_field\" on type \"Dog\".",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Sub-field not defined",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment subFieldNotDefined on Human {\n pets {\n unknown_field\n }\n }",
"errors": [
{
"message": "Cannot query field \"unknown_field\" on type \"Pet\".",
"locations": [
{
"line": 4,
"column": 11
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Field not defined on inline fragment",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment fieldNotDefined on Pet {\n ... on Dog {\n meowVolume\n }\n }",
"errors": [
{
"message": "Cannot query field \"meowVolume\" on type \"Dog\". Did you mean \"barkVolume\"?",
"locations": [
{
"line": 4,
"column": 11
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Aliased field target not defined",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment aliasedFieldTargetNotDefined on Dog {\n volume : mooVolume\n }",
"errors": [
{
"message": "Cannot query field \"mooVolume\" on type \"Dog\". Did you mean \"barkVolume\"?",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Aliased lying field target not defined",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment aliasedLyingFieldTargetNotDefined on Dog {\n barkVolume : kawVolume\n }",
"errors": [
{
"message": "Cannot query field \"kawVolume\" on type \"Dog\". Did you mean \"barkVolume\"?",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Not defined on interface",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment notDefinedOnInterface on Pet {\n tailLength\n }",
"errors": [
{
"message": "Cannot query field \"tailLength\" on type \"Pet\".",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Defined on implementors but not on interface",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment definedOnImplementorsButNotInterface on Pet {\n nickname\n }",
"errors": [
{
"message": "Cannot query field \"nickname\" on type \"Pet\".",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Meta field selection on union",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment directFieldSelectionOnUnion on CatOrDog {\n __typename\n }",
"errors": []
},
{
"name": "Validate: Fields on correct type/Direct field selection on union",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment directFieldSelectionOnUnion on CatOrDog {\n directField\n }",
"errors": [
{
"message": "Cannot query field \"directField\" on type \"CatOrDog\".",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/Defined on implementors queried on union",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment definedOnImplementorsQueriedOnUnion on CatOrDog {\n name\n }",
"errors": [
{
"message": "Cannot query field \"name\" on type \"CatOrDog\".",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Fields on correct type/valid field in inline fragment",
"rule": "FieldsOnCorrectType",
"schema": 0,
"query": "\n fragment objectFieldSelection on Pet {\n ... on Dog {\n name\n }\n ... {\n name\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/object is valid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment validFragment on Dog {\n barks\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/interface is valid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment validFragment on Pet {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/object is valid inline fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment validFragment on Pet {\n ... on Dog {\n barks\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/inline fragment without type is valid",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment validFragment on Pet {\n ... {\n name\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/union is valid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment validFragment on CatOrDog {\n __typename\n }\n ",
"errors": []
},
{
"name": "Validate: Fragments on composite types/scalar is invalid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment scalarFragment on Boolean {\n bad\n }\n ",
"errors": [
{
"message": "Fragment \"scalarFragment\" cannot condition on non composite type \"Boolean\".",
"locations": [
{
"line": 2,
"column": 34
}
]
}
]
},
{
"name": "Validate: Fragments on composite types/enum is invalid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment scalarFragment on FurColor {\n bad\n }\n ",
"errors": [
{
"message": "Fragment \"scalarFragment\" cannot condition on non composite type \"FurColor\".",
"locations": [
{
"line": 2,
"column": 34
}
]
}
]
},
{
"name": "Validate: Fragments on composite types/input object is invalid fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment inputFragment on ComplexInput {\n stringField\n }\n ",
"errors": [
{
"message": "Fragment \"inputFragment\" cannot condition on non composite type \"ComplexInput\".",
"locations": [
{
"line": 2,
"column": 33
}
]
}
]
},
{
"name": "Validate: Fragments on composite types/scalar is invalid inline fragment type",
"rule": "FragmentsOnCompositeTypes",
"schema": 0,
"query": "\n fragment invalidFragment on Pet {\n ... on String {\n barks\n }\n }\n ",
"errors": [
{
"message": "Fragment cannot condition on non composite type \"String\".",
"locations": [
{
"line": 3,
"column": 16
}
]
}
]
},
{
"name": "Validate: Known directives/with no directives",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n query Foo {\n name\n ...Frag\n }\n\n fragment Frag on Dog {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Known directives/with known directives",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n {\n dog @include(if: true) {\n name\n }\n human @skip(if: false) {\n name\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Known directives/with unknown directive",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n {\n dog @unknown(directive: \"value\") {\n name\n }\n }\n ",
"errors": [
{
"message": "Unknown directive \"unknown\".",
"locations": [
{
"line": 3,
"column": 13
}
]
}
]
},
{
"name": "Validate: Known directives/with many unknown directives",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n {\n dog @unknown(directive: \"value\") {\n name\n }\n human @unknown(directive: \"value\") {\n name\n pets @unknown(directive: \"value\") {\n name\n }\n }\n }\n ",
"errors": [
{
"message": "Unknown directive \"unknown\".",
"locations": [
{
"line": 3,
"column": 13
}
]
},
{
"message": "Unknown directive \"unknown\".",
"locations": [
{
"line": 6,
"column": 15
}
]
},
{
"message": "Unknown directive \"unknown\".",
"locations": [
{
"line": 8,
"column": 16
}
]
}
]
},
{
"name": "Validate: Known directives/with well placed directives",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n query Foo @onQuery {\n name @include(if: true)\n ...Frag @include(if: true)\n skippedField @skip(if: true)\n ...SkippedFrag @skip(if: true)\n }\n\n mutation Bar @onMutation {\n someField\n }\n ",
"errors": []
},
{
"name": "Validate: Known directives/with misplaced directives",
"rule": "KnownDirectives",
"schema": 0,
"query": "\n query Foo @include(if: true) {\n name @onQuery\n ...Frag @onQuery\n }\n\n mutation Bar @onQuery {\n someField\n }\n ",
"errors": [
{
"message": "Directive \"include\" may not be used on QUERY.",
"locations": [
{
"line": 2,
"column": 17
}
]
},
{
"message": "Directive \"onQuery\" may not be used on FIELD.",
"locations": [
{
"line": 3,
"column": 14
}
]
},
{
"message": "Directive \"onQuery\" may not be used on FRAGMENT_SPREAD.",
"locations": [
{
"line": 4,
"column": 17
}
]
},
{
"message": "Directive \"onQuery\" may not be used on MUTATION.",
"locations": [
{
"line": 7,
"column": 20
}
]
}
]
},
{
"name": "Validate: Known fragment names/known fragment names are valid",
"rule": "KnownFragmentNames",
"schema": 0,
"query": "\n {\n human(id: 4) {\n ...HumanFields1\n ... on Human {\n ...HumanFields2\n }\n ... {\n name\n }\n }\n }\n fragment HumanFields1 on Human {\n name\n ...HumanFields3\n }\n fragment HumanFields2 on Human {\n name\n }\n fragment HumanFields3 on Human {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Known fragment names/unknown fragment names are invalid",
"rule": "KnownFragmentNames",
"schema": 0,
"query": "\n {\n human(id: 4) {\n ...UnknownFragment1\n ... on Human {\n ...UnknownFragment2\n }\n }\n }\n fragment HumanFields on Human {\n name\n ...UnknownFragment3\n }\n ",
"errors": [
{
"message": "Unknown fragment \"UnknownFragment1\".",
"locations": [
{
"line": 4,
"column": 14
}
]
},
{
"message": "Unknown fragment \"UnknownFragment2\".",
"locations": [
{
"line": 6,
"column": 16
}
]
},
{
"message": "Unknown fragment \"UnknownFragment3\".",
"locations": [
{
"line": 12,
"column": 12
}
]
}
]
},
{
"name": "Validate: Known type names/known type names are valid",
"rule": "KnownTypeNames",
"schema": 0,
"query": "\n query Foo($var: String, $required: [String!]!) {\n user(id: 4) {\n pets { ... on Pet { name }, ...PetFields, ... { name } }\n }\n }\n fragment PetFields on Pet {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Known type names/unknown type names are invalid",
"rule": "KnownTypeNames",
"schema": 0,
"query": "\n query Foo($var: JumbledUpLetters) {\n user(id: 4) {\n name\n pets { ... on Badger { name }, ...PetFields }\n }\n }\n fragment PetFields on Peettt {\n name\n }\n ",
"errors": [
{
"message": "Unknown type \"JumbledUpLetters\".",
"locations": [
{
"line": 2,
"column": 23
}
]
},
{
"message": "Unknown type \"Badger\".",
"locations": [
{
"line": 5,
"column": 25
}
]
},
{
"message": "Unknown type \"Peettt\".",
"locations": [
{
"line": 8,
"column": 29
}
]
}
]
},
{
"name": "Validate: Anonymous operation must be alone/no operations",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n fragment fragA on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Anonymous operation must be alone/one anon operation",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Anonymous operation must be alone/multiple named operations",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n query Foo {\n field\n }\n\n query Bar {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Anonymous operation must be alone/anon operation with fragment",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n {\n ...Foo\n }\n fragment Foo on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Anonymous operation must be alone/multiple anon operations",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n {\n fieldA\n }\n {\n fieldB\n }\n ",
"errors": [
{
"message": "This anonymous operation must be the only defined operation.",
"locations": [
{
"line": 2,
"column": 7
}
]
},
{
"message": "This anonymous operation must be the only defined operation.",
"locations": [
{
"line": 5,
"column": 7
}
]
}
]
},
{
"name": "Validate: Anonymous operation must be alone/anon operation with a mutation",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n {\n fieldA\n }\n mutation Foo {\n fieldB\n }\n ",
"errors": [
{
"message": "This anonymous operation must be the only defined operation.",
"locations": [
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: Anonymous operation must be alone/anon operation with a subscription",
"rule": "LoneAnonymousOperation",
"schema": 0,
"query": "\n {\n fieldA\n }\n subscription Foo {\n fieldB\n }\n ",
"errors": [
{
"message": "This anonymous operation must be the only defined operation.",
"locations": [
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/single reference is valid",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB }\n fragment fragB on Dog { name }\n ",
"errors": []
},
{
"name": "Validate: No circular fragment spreads/spreading twice is not circular",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB, ...fragB }\n fragment fragB on Dog { name }\n ",
"errors": []
},
{
"name": "Validate: No circular fragment spreads/spreading twice indirectly is not circular",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB, ...fragC }\n fragment fragB on Dog { ...fragC }\n fragment fragC on Dog { name }\n ",
"errors": []
},
{
"name": "Validate: No circular fragment spreads/double spread within abstract types",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment nameFragment on Pet {\n ... on Dog { name }\n ... on Cat { name }\n }\n\n fragment spreadsInAnon on Pet {\n ... on Dog { ...nameFragment }\n ... on Cat { ...nameFragment }\n }\n ",
"errors": []
},
{
"name": "Validate: No circular fragment spreads/does not false positive on unknown fragment",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment nameFragment on Pet {\n ...UnknownFragment\n }\n ",
"errors": []
},
{
"name": "Validate: No circular fragment spreads/spreading recursively within field fails",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Human { relatives { ...fragA } },\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself.",
"locations": [
{
"line": 2,
"column": 45
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself directly",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragA }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself.",
"locations": [
{
"line": 2,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself directly within inline fragment",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Pet {\n ... on Dog {\n ...fragA\n }\n }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself.",
"locations": [
{
"line": 4,
"column": 11
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself indirectly",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB }\n fragment fragB on Dog { ...fragA }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself via fragB.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 3,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself indirectly reports opposite order",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragB on Dog { ...fragA }\n fragment fragA on Dog { ...fragB }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragB\" within itself via fragA.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 3,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself indirectly within inline fragment",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Pet {\n ... on Dog {\n ...fragB\n }\n }\n fragment fragB on Pet {\n ... on Dog {\n ...fragA\n }\n }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself via fragB.",
"locations": [
{
"line": 4,
"column": 11
},
{
"line": 9,
"column": 11
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself deeply",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB }\n fragment fragB on Dog { ...fragC }\n fragment fragC on Dog { ...fragO }\n fragment fragX on Dog { ...fragY }\n fragment fragY on Dog { ...fragZ }\n fragment fragZ on Dog { ...fragO }\n fragment fragO on Dog { ...fragP }\n fragment fragP on Dog { ...fragA, ...fragX }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself via fragB, fragC, fragO, fragP.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 3,
"column": 31
},
{
"line": 4,
"column": 31
},
{
"line": 8,
"column": 31
},
{
"line": 9,
"column": 31
}
]
},
{
"message": "Cannot spread fragment \"fragO\" within itself via fragP, fragX, fragY, fragZ.",
"locations": [
{
"line": 8,
"column": 31
},
{
"line": 9,
"column": 41
},
{
"line": 5,
"column": 31
},
{
"line": 6,
"column": 31
},
{
"line": 7,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself deeply two paths",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB, ...fragC }\n fragment fragB on Dog { ...fragA }\n fragment fragC on Dog { ...fragA }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself via fragB.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 3,
"column": 31
}
]
},
{
"message": "Cannot spread fragment \"fragA\" within itself via fragC.",
"locations": [
{
"line": 2,
"column": 41
},
{
"line": 4,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself deeply two paths -- alt traverse order",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragC }\n fragment fragB on Dog { ...fragC }\n fragment fragC on Dog { ...fragA, ...fragB }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragA\" within itself via fragC.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 4,
"column": 31
}
]
},
{
"message": "Cannot spread fragment \"fragC\" within itself via fragB.",
"locations": [
{
"line": 4,
"column": 41
},
{
"line": 3,
"column": 31
}
]
}
]
},
{
"name": "Validate: No circular fragment spreads/no spreading itself deeply and immediately",
"rule": "NoFragmentCycles",
"schema": 0,
"query": "\n fragment fragA on Dog { ...fragB }\n fragment fragB on Dog { ...fragB, ...fragC }\n fragment fragC on Dog { ...fragA, ...fragB }\n ",
"errors": [
{
"message": "Cannot spread fragment \"fragB\" within itself.",
"locations": [
{
"line": 3,
"column": 31
}
]
},
{
"message": "Cannot spread fragment \"fragA\" within itself via fragB, fragC.",
"locations": [
{
"line": 2,
"column": 31
},
{
"line": 3,
"column": 41
},
{
"line": 4,
"column": 31
}
]
},
{
"message": "Cannot spread fragment \"fragB\" within itself via fragC.",
"locations": [
{
"line": 3,
"column": 41
},
{
"line": 4,
"column": 41
}
]
}
]
},
{
"name": "Validate: No undefined variables/all variables defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n field(a: $a, b: $b, c: $c)\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/all variables deeply defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n field(a: $a) {\n field(b: $b) {\n field(c: $c)\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/all variables deeply in inline fragments defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ... on Type {\n field(a: $a) {\n field(b: $b) {\n ... on Type {\n field(c: $c)\n }\n }\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/all variables in fragments deeply defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field(c: $c)\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/variable within single fragment defined in multiple operations",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragA\n }\n query Bar($a: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a)\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/variable within fragments defined in operations",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragA\n }\n query Bar($b: String) {\n ...FragB\n }\n fragment FragA on Type {\n field(a: $a)\n }\n fragment FragB on Type {\n field(b: $b)\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/variable within recursive fragment defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragA\n }\n }\n ",
"errors": []
},
{
"name": "Validate: No undefined variables/variable not defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n field(a: $a, b: $b, c: $c, d: $d)\n }\n ",
"errors": [
{
"message": "Variable \"$d\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 3,
"column": 39
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/variable not defined by un-named query",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n {\n field(a: $a)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined.",
"locations": [
{
"line": 3,
"column": 18
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/multiple variables not defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n field(a: $a, b: $b, c: $c)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 3,
"column": 18
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$c\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 3,
"column": 32
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/variable in fragment not defined by un-named query",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined.",
"locations": [
{
"line": 6,
"column": 18
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/variable in fragment not defined by operation",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field(c: $c)\n }\n ",
"errors": [
{
"message": "Variable \"$c\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 16,
"column": 18
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/multiple variables in fragments not defined",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field(c: $c)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 6,
"column": 18
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$c\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 16,
"column": 18
},
{
"line": 2,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/single variable in fragment not defined by multiple operations",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragAB\n }\n query Bar($a: String) {\n ...FragAB\n }\n fragment FragAB on Type {\n field(a: $a, b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$b\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 9,
"column": 25
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$b\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 9,
"column": 25
},
{
"line": 5,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/variables in fragment not defined by multiple operations",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragAB\n }\n query Bar($a: String) {\n ...FragAB\n }\n fragment FragAB on Type {\n field(a: $a, b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 9,
"column": 18
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$b\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 9,
"column": 25
},
{
"line": 5,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/variable in fragment used by other operation",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragA\n }\n query Bar($a: String) {\n ...FragB\n }\n fragment FragA on Type {\n field(a: $a)\n }\n fragment FragB on Type {\n field(b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 9,
"column": 18
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$b\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 12,
"column": 18
},
{
"line": 5,
"column": 7
}
]
}
]
},
{
"name": "Validate: No undefined variables/multiple undefined variables produce multiple errors",
"rule": "NoUndefinedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragAB\n }\n query Bar($a: String) {\n ...FragAB\n }\n fragment FragAB on Type {\n field1(a: $a, b: $b)\n ...FragC\n field3(a: $a, b: $b)\n }\n fragment FragC on Type {\n field2(c: $c)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 9,
"column": 19
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$a\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 11,
"column": 19
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$c\" is not defined by operation \"Foo\".",
"locations": [
{
"line": 14,
"column": 19
},
{
"line": 2,
"column": 7
}
]
},
{
"message": "Variable \"$b\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 9,
"column": 26
},
{
"line": 5,
"column": 7
}
]
},
{
"message": "Variable \"$b\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 11,
"column": 26
},
{
"line": 5,
"column": 7
}
]
},
{
"message": "Variable \"$c\" is not defined by operation \"Bar\".",
"locations": [
{
"line": 14,
"column": 19
},
{
"line": 5,
"column": 7
}
]
}
]
},
{
"name": "Validate: No unused fragments/all fragment names are used",
"rule": "NoUnusedFragments",
"schema": 0,
"query": "\n {\n human(id: 4) {\n ...HumanFields1\n ... on Human {\n ...HumanFields2\n }\n }\n }\n fragment HumanFields1 on Human {\n name\n ...HumanFields3\n }\n fragment HumanFields2 on Human {\n name\n }\n fragment HumanFields3 on Human {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: No unused fragments/all fragment names are used by multiple operations",
"rule": "NoUnusedFragments",
"schema": 0,
"query": "\n query Foo {\n human(id: 4) {\n ...HumanFields1\n }\n }\n query Bar {\n human(id: 4) {\n ...HumanFields2\n }\n }\n fragment HumanFields1 on Human {\n name\n ...HumanFields3\n }\n fragment HumanFields2 on Human {\n name\n }\n fragment HumanFields3 on Human {\n name\n }\n ",
"errors": []
},
{
"name": "Validate: No unused fragments/contains unknown fragments",
"rule": "NoUnusedFragments",
"schema": 0,
"query": "\n query Foo {\n human(id: 4) {\n ...HumanFields1\n }\n }\n query Bar {\n human(id: 4) {\n ...HumanFields2\n }\n }\n fragment HumanFields1 on Human {\n name\n ...HumanFields3\n }\n fragment HumanFields2 on Human {\n name\n }\n fragment HumanFields3 on Human {\n name\n }\n fragment Unused1 on Human {\n name\n }\n fragment Unused2 on Human {\n name\n }\n ",
"errors": [
{
"message": "Fragment \"Unused1\" is never used.",
"locations": [
{
"line": 22,
"column": 7
}
]
},
{
"message": "Fragment \"Unused2\" is never used.",
"locations": [
{
"line": 25,
"column": 7
}
]
}
]
},
{
"name": "Validate: No unused fragments/contains unknown fragments with ref cycle",
"rule": "NoUnusedFragments",
"schema": 0,
"query": "\n query Foo {\n human(id: 4) {\n ...HumanFields1\n }\n }\n query Bar {\n human(id: 4) {\n ...HumanFields2\n }\n }\n fragment HumanFields1 on Human {\n name\n ...HumanFields3\n }\n fragment HumanFields2 on Human {\n name\n }\n fragment HumanFields3 on Human {\n name\n }\n fragment Unused1 on Human {\n name\n ...Unused2\n }\n fragment Unused2 on Human {\n name\n ...Unused1\n }\n ",
"errors": [
{
"message": "Fragment \"Unused1\" is never used.",
"locations": [
{
"line": 22,
"column": 7
}
]
},
{
"message": "Fragment \"Unused2\" is never used.",
"locations": [
{
"line": 26,
"column": 7
}
]
}
]
},
{
"name": "Validate: No unused fragments/contains unknown and undef fragments",
"rule": "NoUnusedFragments",
"schema": 0,
"query": "\n query Foo {\n human(id: 4) {\n ...bar\n }\n }\n fragment foo on Human {\n name\n }\n ",
"errors": [
{
"message": "Fragment \"foo\" is never used.",
"locations": [
{
"line": 7,
"column": 7
}
]
}
]
},
{
"name": "Validate: No unused variables/uses all variables",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query ($a: String, $b: String, $c: String) {\n field(a: $a, b: $b, c: $c)\n }\n ",
"errors": []
},
{
"name": "Validate: No unused variables/uses all variables deeply",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n field(a: $a) {\n field(b: $b) {\n field(c: $c)\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: No unused variables/uses all variables deeply in inline fragments",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ... on Type {\n field(a: $a) {\n field(b: $b) {\n ... on Type {\n field(c: $c)\n }\n }\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: fragments are used even when they are nested",
"rule": "NoUnusedFragments",
"schema": 1,
"query": "\n query Foo() {\n ...StringFragment\n stringBox {\n ...StringFragment\n ...StringFragmentPrime\n}\n}\n\n\n fragment StringFragment on StringBox {\n scalar\n}\n\n fragment StringFragmentPrime on StringBox {\n unrelatedField\n}\n",
"errors": []
},
{
"name": "Validate: No unused variables/uses all variables in fragments",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field(c: $c)\n }\n ",
"errors": []
},
{
"name": "Validate: No unused variables/variable used by fragment in multiple operations",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragA\n }\n query Bar($b: String) {\n ...FragB\n }\n fragment FragA on Type {\n field(a: $a)\n }\n fragment FragB on Type {\n field(b: $b)\n }\n ",
"errors": []
},
{
"name": "Validate: No unused variables/variable used by recursive fragment",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragA\n }\n }\n ",
"errors": []
},
{
"name": "Validate: No unused variables/variable not used",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query ($a: String, $b: String, $c: String) {\n field(a: $a, b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$c\" is never used.",
"locations": [
{
"line": 2,
"column": 38
}
]
}
]
},
{
"name": "Validate: No unused variables/multiple variables not used",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n field(b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 17
}
]
},
{
"message": "Variable \"$c\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 41
}
]
}
]
},
{
"name": "Validate: No unused variables/variable not used in fragments",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a) {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field\n }\n ",
"errors": [
{
"message": "Variable \"$c\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 41
}
]
}
]
},
{
"name": "Validate: No unused variables/multiple variables not used in fragments",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($a: String, $b: String, $c: String) {\n ...FragA\n }\n fragment FragA on Type {\n field {\n ...FragB\n }\n }\n fragment FragB on Type {\n field(b: $b) {\n ...FragC\n }\n }\n fragment FragC on Type {\n field\n }\n ",
"errors": [
{
"message": "Variable \"$a\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 17
}
]
},
{
"message": "Variable \"$c\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 41
}
]
}
]
},
{
"name": "Validate: No unused variables/variable not used by unreferenced fragment",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragA\n }\n fragment FragA on Type {\n field(a: $a)\n }\n fragment FragB on Type {\n field(b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$b\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 17
}
]
}
]
},
{
"name": "Validate: No unused variables/variable not used by fragment used by other operation",
"rule": "NoUnusedVariables",
"schema": 0,
"query": "\n query Foo($b: String) {\n ...FragA\n }\n query Bar($a: String) {\n ...FragB\n }\n fragment FragA on Type {\n field(a: $a)\n }\n fragment FragB on Type {\n field(b: $b)\n }\n ",
"errors": [
{
"message": "Variable \"$b\" is never used in operation \"Foo\".",
"locations": [
{
"line": 2,
"column": 17
}
]
},
{
"message": "Variable \"$a\" is never used in operation \"Bar\".",
"locations": [
{
"line": 5,
"column": 17
}
]
}
]
},
{
"name": "Validate: Arguments have valid type/valid enum constant in query",
"rule": "ArgumentsOfCorrectType",
"schema": 0,
"query": "\n query Query {\n complicatedArgs {\n enumArgField(enumArg: BROWN)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Arguments have valid type/invalid enum constant in query text",
"rule": "ArgumentsOfCorrectType",
"schema": 0,
"query": "\n query Query {\n complicatedArgs {\n enumArgField(enumArg: RAINBOW)\n }\n }\n ",
"errors": [
{
"message": "Argument \"enumArg\" has invalid value RAINBOW.\nExpected type \"FurColor\", found RAINBOW.",
"locations": [
{
"line": 4,
"column": 33
}
]
}
]
},
{
"name": "Validate: Arguments have valid type/optional enum constant in query",
"rule": "ArgumentsOfCorrectType",
"schema": 0,
"query": "\n query Query {\n complicatedArgs {\n enumArgField()\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables have valid type/valid enum constant in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($color: FurColor) {\n complicatedArgs {\n enumArgField(enumArg: $color)\n }\n }\n ",
"vars": {
"color": "BROWN"
},
"errors": []
},
{
"name": "Validate: Variables have valid type/invalid enum constant in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($color: FurColor) {\n complicatedArgs {\n enumArgField(enumArg: $color)\n }\n }\n ",
"vars": {
"color": "RAINBOW"
},
"errors": [
{
"message": "Variable \"color\" has invalid value RAINBOW.\nExpected type \"FurColor\", found RAINBOW.",
"locations": [
{
"line": 2,
"column": 19
}
]
}
]
},
{
"name": "Validate: Variables have valid type/optional enum constant variable null",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($color: FurColor) {\n complicatedArgs {\n enumArgField(enumArg: $color)\n }\n }\n ",
"vars": {
"color": null
},
"errors": []
},
{
"name": "Validate: Variables have valid type/list with single value in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($stringListArg: [String!])\n {\n stringListArgField(stringListArg: $stringListArg)\n }\n ",
"vars": {
"stringListArg": "single value"
},
"errors": []
},
{
"name": "Validate: Variables have valid type/list with list value in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($stringListArg: [String!])\n {\n stringListArgField(stringListArg: $stringListArg)\n }\n ",
"vars": {
"stringListArg": ["first value", "second value"]
},
"errors": []
},
{
"name": "Validate: Variables have valid type/input type with invalid input in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": "not input"
},
"errors": [
{
"message": "Variable \"complexVar\" has invalid type string.\nExpected type \"ComplexInput\", found not input.",
"locations": [
{
"line": 2,
"column": 19
}
]
}
]
},
{
"name": "Validate: Variables have valid type/input type with invalid enum constant in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": {
"requiredField": true,
"enumField": "RAINBOW"
}
},
"errors": [
{
"message": "Variable \"enumField\" has invalid value RAINBOW.\nExpected type \"FurColor\", found RAINBOW.",
"locations": [
{
"line": 73,
"column": 3
}
]
}
]
},
{
"name": "Validate: Variables have valid type/input type with optional enum constant variable null",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": {
"requiredField": true,
"enumField": null
}
},
"errors": []
},
{
"name": "Validate: Variables have valid type/input type with nested input string from variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": {
"requiredField": true,
"nestedInput": {
"stringField": "something"
}
}
},
"errors": []
},
{
"name": "Validate: Variables have valid type/input type with nested input string list with single value from variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": {
"requiredField": true,
"nestedInput": {
"stringListField": "something"
}
}
},
"errors": []
},
{
"name": "Validate: Variables have valid type/input type with nested input string list from variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"vars": {
"complexVar": {
"requiredField": true,
"nestedInput": {
"stringListField": ["first", "second"]
}
}
},
"errors": []
},
{
"name": "Validate: Variables have valid type/number as enum",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($color: FurColor) {\n complicatedArgs {\n enumArgField(enumArg: $color)\n }\n }\n ",
"vars": {
"color": 42
},
"errors": [
{
"message": "Variable \"color\" has invalid type float64.\nExpected type \"FurColor\", found 42.",
"locations": [
{
"line": 2,
"column": 19
}
]
}
]
},
{
"name": "Validate: Variables have valid type/valid enum array constant in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($colors: [FurColor!]!) {\n complicatedArgs {\n enumArrayArgField(enumArrayArg: $colors)\n }\n }\n ",
"vars": {
"colors": ["BROWN", "BLACK", "SPOTTED"]
},
"errors": []
},
{
"name": "Validate: Variables have valid type/invalid enum array constant in variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($colors: [FurColor!]!) {\n complicatedArgs {\n enumArrayArgField(enumArrayArg: $colors)\n }\n }\n ",
"vars": {
"colors": ["TEAL", "AUBERGINE"]
},
"errors": [
{
"message": "Variable \"colors\" has invalid value TEAL.\nExpected type \"FurColor\", found TEAL.",
"locations": [
{
"line": 2,
"column": 19
}
]
},
{
"message": "Variable \"colors\" has invalid value AUBERGINE.\nExpected type \"FurColor\", found AUBERGINE.",
"locations": [
{
"line": 2,
"column": 19
}
]
}
]
},
{
"name": "Validate: Variables have valid type/string as enum array variable",
"rule": "VariablesOfCorrectType",
"schema": 0,
"query": "\n query Query($colors: [FurColor!]!) {\n complicatedArgs {\n enumArrayArgField(enumArrayArg: $colors)\n }\n }\n ",
"vars": {
"colors": "BROWN"
},
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/unique fields",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment uniqueFields on Dog {\n name\n nickname\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/identical fields",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment mergeIdenticalFields on Dog {\n name\n name\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/identical fields with identical args",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment mergeIdenticalFieldsWithIdenticalArgs on Dog {\n doesKnowCommand(dogCommand: SIT)\n doesKnowCommand(dogCommand: SIT)\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/identical fields with identical directives",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment mergeSameFieldsWithSameDirectives on Dog {\n name @include(if: true)\n name @include(if: true)\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/different args with different aliases",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment differentArgsWithDifferentAliases on Dog {\n knowsSit: doesKnowCommand(dogCommand: SIT)\n knowsDown: doesKnowCommand(dogCommand: DOWN)\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/different directives with different aliases",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment differentDirectivesWithDifferentAliases on Dog {\n nameIfTrue: name @include(if: true)\n nameIfFalse: name @include(if: false)\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/different skip/include directives accepted",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment differentDirectivesWithDifferentAliases on Dog {\n name @include(if: true)\n name @include(if: false)\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/Same aliases with different field targets",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment sameAliasesWithDifferentFieldTargets on Dog {\n fido: name\n fido: nickname\n }\n ",
"errors": [
{
"message": "Fields \"fido\" conflict because name and nickname are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/Same aliases allowed on non-overlapping fields",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment sameAliasesWithDifferentFieldTargets on Pet {\n ... on Dog {\n name\n }\n ... on Cat {\n name: nickname\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/Alias masking direct field access",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment aliasMaskingDirectFieldAccess on Dog {\n name: nickname\n name\n }\n ",
"errors": [
{
"message": "Fields \"name\" conflict because nickname and name are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/different args, second adds an argument",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment conflictingArgs on Dog {\n doesKnowCommand\n doesKnowCommand(dogCommand: HEEL)\n }\n ",
"errors": [
{
"message": "Fields \"doesKnowCommand\" conflict because they have differing arguments. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/different args, second missing an argument",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment conflictingArgs on Dog {\n doesKnowCommand(dogCommand: SIT)\n doesKnowCommand\n }\n ",
"errors": [
{
"message": "Fields \"doesKnowCommand\" conflict because they have differing arguments. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/conflicting args",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment conflictingArgs on Dog {\n doesKnowCommand(dogCommand: SIT)\n doesKnowCommand(dogCommand: HEEL)\n }\n ",
"errors": [
{
"message": "Fields \"doesKnowCommand\" conflict because they have differing arguments. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/allows different args where no conflict is possible",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment conflictingArgs on Pet {\n ... on Dog {\n name(surname: true)\n }\n ... on Cat {\n name\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/encounters conflict in fragments",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n ...A\n ...B\n }\n fragment A on Type {\n x: a\n }\n fragment B on Type {\n x: b\n }\n ",
"errors": [
{
"message": "Fields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 7,
"column": 9
},
{
"line": 10,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/reports each conflict once",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n f1 {\n ...A\n ...B\n }\n f2 {\n ...B\n ...A\n }\n f3 {\n ...A\n ...B\n x: c\n }\n }\n fragment A on Type {\n x: a\n }\n fragment B on Type {\n x: b\n }\n ",
"errors": [
{
"message": "Fields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 18,
"column": 9
},
{
"line": 21,
"column": 9
}
]
},
{
"message": "Fields \"x\" conflict because c and a are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 14,
"column": 11
},
{
"line": 18,
"column": 9
}
]
},
{
"message": "Fields \"x\" conflict because c and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 14,
"column": 11
},
{
"line": 21,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/deep conflict",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n x: a\n },\n field {\n x: b\n }\n }\n ",
"errors": [
{
"message": "Fields \"field\" conflict because subfields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 11
},
{
"line": 6,
"column": 9
},
{
"line": 7,
"column": 11
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/deep conflict with multiple issues",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n x: a\n y: c\n },\n field {\n x: b\n y: d\n }\n }\n ",
"errors": [
{
"message": "Fields \"field\" conflict because subfields \"x\" conflict because a and b are different fields and subfields \"y\" conflict because c and d are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 11
},
{
"line": 5,
"column": 11
},
{
"line": 7,
"column": 9
},
{
"line": 8,
"column": 11
},
{
"line": 9,
"column": 11
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/very deep conflict",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n deepField {\n x: a\n }\n },\n field {\n deepField {\n x: b\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"field\" conflict because subfields \"deepField\" conflict because subfields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 4,
"column": 11
},
{
"line": 5,
"column": 13
},
{
"line": 8,
"column": 9
},
{
"line": 9,
"column": 11
},
{
"line": 10,
"column": 13
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/reports deep conflict to nearest common ancestor",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n deepField {\n x: a\n }\n deepField {\n x: b\n }\n },\n field {\n deepField {\n y\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"deepField\" conflict because subfields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 4,
"column": 11
},
{
"line": 5,
"column": 13
},
{
"line": 7,
"column": 11
},
{
"line": 8,
"column": 13
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/reports deep conflict to nearest common ancestor in fragments",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n ...F\n }\n field {\n ...F\n }\n }\n fragment F on T {\n deepField {\n deeperField {\n x: a\n }\n deeperField {\n x: b\n }\n },\n deepField {\n deeperField {\n y\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"deeperField\" conflict because subfields \"x\" conflict because a and b are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 12,
"column": 11
},
{
"line": 13,
"column": 13
},
{
"line": 15,
"column": 11
},
{
"line": 16,
"column": 13
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/reports deep conflict in nested fragments",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field {\n ...F\n }\n field {\n ...I\n }\n }\n fragment F on T {\n x: a\n ...G\n }\n fragment G on T {\n y: c\n }\n fragment I on T {\n y: d\n ...J\n }\n fragment J on T {\n x: b\n }\n ",
"errors": [
{
"message": "Fields \"field\" conflict because subfields \"x\" conflict because a and b are different fields and subfields \"y\" conflict because c and d are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 3,
"column": 9
},
{
"line": 11,
"column": 9
},
{
"line": 15,
"column": 9
},
{
"line": 6,
"column": 9
},
{
"line": 22,
"column": 9
},
{
"line": 18,
"column": 9
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/ignores unknown fragments",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n {\n field\n ...Unknown\n ...Known\n }\n\n fragment Known on T {\n field\n ...OtherUnknown\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/conflicting return types which potentially overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ...on IntBox {\n scalar\n }\n ...on NonNullStringBox1 {\n scalar\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"scalar\" conflict because they return conflicting types Int and String!. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 8,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/compatible return shapes on different return types",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on SomeBox {\n deepBox {\n unrelatedField\n }\n }\n ... on StringBox {\n deepBox {\n unrelatedField\n }\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/disallows differing return types despite no overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on IntBox {\n scalar\n }\n ... on StringBox {\n scalar\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"scalar\" conflict because they return conflicting types Int and String. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 8,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/disallows differing return type nullability despite no overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on NonNullStringBox1 {\n scalar\n }\n ... on StringBox {\n scalar\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"scalar\" conflict because they return conflicting types String! and String. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 8,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/disallows differing return type list despite no overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on IntBox {\n box: listStringBox {\n scalar\n }\n }\n ... on StringBox {\n box: stringBox {\n scalar\n }\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"box\" conflict because they return conflicting types [StringBox] and StringBox. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 10,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/disallows differing return type list despite no overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on IntBox {\n box: stringBox {\n scalar\n }\n }\n ... on StringBox {\n box: listStringBox {\n scalar\n }\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"box\" conflict because they return conflicting types StringBox and [StringBox]. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 10,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/disallows differing deep return types despite no overlap",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on IntBox {\n box: stringBox {\n scalar\n }\n }\n ... on StringBox {\n box: intBox {\n scalar\n }\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"box\" conflict because subfields \"scalar\" conflict because they return conflicting types String and Int. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 15
},
{
"line": 6,
"column": 17
},
{
"line": 10,
"column": 15
},
{
"line": 11,
"column": 17
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/allows non-conflicting overlaping types",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ... on IntBox {\n scalar: unrelatedField\n }\n ... on StringBox {\n scalar\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/same wrapped scalar return types",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ...on NonNullStringBox1 {\n scalar\n }\n ...on NonNullStringBox2 {\n scalar\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/allows inline typeless fragments",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n a\n ... {\n a\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/compares deep types including list",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n connection {\n ...edgeID\n edges {\n node {\n id: name\n }\n }\n }\n }\n\n fragment edgeID on Connection {\n edges {\n node {\n id\n }\n }\n }\n ",
"errors": [
{
"message": "Fields \"edges\" conflict because subfields \"node\" conflict because subfields \"id\" conflict because name and id are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 5,
"column": 13
},
{
"line": 6,
"column": 15
},
{
"line": 7,
"column": 17
},
{
"line": 14,
"column": 11
},
{
"line": 15,
"column": 13
},
{
"line": 16,
"column": 15
}
]
}
]
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/ignores unknown types",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 1,
"query": "\n {\n someBox {\n ...on UnknownType {\n scalar\n }\n ...on NonNullStringBox2 {\n scalar\n }\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/return types must be unambiguous/works for field names that are JS keywords",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 2,
"query": "{\n foo {\n constructor\n }\n }",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/does not infinite loop on recursive fragment",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment fragA on Human { name, relatives { name, ...fragA } }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/does not infinite loop on immediately recursive fragment",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment fragA on Human { name, ...fragA }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/does not infinite loop on transitively recursive fragment",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment fragA on Human { name, ...fragB }\n fragment fragB on Human { name, ...fragC }\n fragment fragC on Human { name, ...fragA }\n ",
"errors": []
},
{
"name": "Validate: Overlapping fields can be merged/finds invalid case even with immediately recursive fragment",
"rule": "OverlappingFieldsCanBeMerged",
"schema": 0,
"query": "\n fragment sameAliasesWithDifferentFieldTargets on Dog {\n ...sameAliasesWithDifferentFieldTargets\n fido: name\n fido: nickname\n }\n ",
"errors": [
{
"message": "Fields \"fido\" conflict because name and nickname are different fields. Use different aliases on the fields to fetch both if this was intentional.",
"locations": [
{
"line": 4,
"column": 9
},
{
"line": 5,
"column": 9
}
]
}
]
},
{
"name": "Validate: Provided required arguments/ignores unknown arguments",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog {\n isHousetrained(unknownArgument: true)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Arg on optional arg",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog {\n isHousetrained(atOtherHomes: true)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/No Arg on optional arg",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog {\n isHousetrained\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Multiple args",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleReqs(req1: 1, req2: 2)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Multiple args reverse order",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleReqs(req2: 2, req1: 1)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/No args on multiple optional",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOpts\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/One arg on multiple optional",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOpts(opt1: 1)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Second arg on multiple optional",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOpts(opt2: 1)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Multiple reqs on mixedList",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOptAndReq(req1: 3, req2: 4)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/Multiple reqs and one opt on mixedList",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOptAndReq(req1: 3, req2: 4, opt1: 5)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Valid non-nullable value/All reqs and opts on mixedList",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleOptAndReq(req1: 3, req2: 4, opt1: 5, opt2: 6)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Invalid non-nullable value/Missing one non-nullable argument",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleReqs(req2: 2)\n }\n }\n ",
"errors": [
{
"message": "Field \"multipleReqs\" argument \"req1\" of type \"Int!\" is required but not provided.",
"locations": [
{
"line": 4,
"column": 13
}
]
}
]
},
{
"name": "Validate: Provided required arguments/Invalid non-nullable value/Missing multiple non-nullable arguments",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleReqs\n }\n }\n ",
"errors": [
{
"message": "Field \"multipleReqs\" argument \"req1\" of type \"Int!\" is required but not provided.",
"locations": [
{
"line": 4,
"column": 13
}
]
},
{
"message": "Field \"multipleReqs\" argument \"req2\" of type \"Int!\" is required but not provided.",
"locations": [
{
"line": 4,
"column": 13
}
]
}
]
},
{
"name": "Validate: Provided required arguments/Invalid non-nullable value/Incorrect value and missing argument",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n complicatedArgs {\n multipleReqs(req1: \"one\")\n }\n }\n ",
"errors": [
{
"message": "Field \"multipleReqs\" argument \"req2\" of type \"Int!\" is required but not provided.",
"locations": [
{
"line": 4,
"column": 13
}
]
}
]
},
{
"name": "Validate: Provided required arguments/Directive arguments/ignores unknown directives",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog @unknown\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Directive arguments/with directives of valid types",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog @include(if: true) {\n name\n }\n human @skip(if: false) {\n name\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Provided required arguments/Directive arguments/with directive with missing types",
"rule": "ProvidedNonNullArguments",
"schema": 0,
"query": "\n {\n dog @include {\n name @skip\n }\n }\n ",
"errors": [
{
"message": "Directive \"@include\" argument \"if\" of type \"Boolean!\" is required but not provided.",
"locations": [
{
"line": 3,
"column": 15
}
]
},
{
"message": "Directive \"@skip\" argument \"if\" of type \"Boolean!\" is required but not provided.",
"locations": [
{
"line": 4,
"column": 18
}
]
}
]
},
{
"name": "Validate: Scalar leafs/valid scalar selection",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelection on Dog {\n barks\n }\n ",
"errors": []
},
{
"name": "Validate: Scalar leafs/object type missing selection",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n query directQueryOnObjectWithoutSubFields {\n human\n }\n ",
"errors": [
{
"message": "Field \"human\" of type \"Human\" must have a selection of subfields. Did you mean \"human { ... }\"?",
"locations": [
{
"line": 3,
"column": 9
}
]
}
]
},
{
"name": "Validate: Scalar leafs/interface type missing selection",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n {\n human { pets }\n }\n ",
"errors": [
{
"message": "Field \"pets\" of type \"[Pet]\" must have a selection of subfields. Did you mean \"pets { ... }\"?",
"locations": [
{
"line": 3,
"column": 17
}
]
}
]
},
{
"name": "Validate: Scalar leafs/valid scalar selection with args",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionWithArgs on Dog {\n doesKnowCommand(dogCommand: SIT)\n }\n ",
"errors": []
},
{
"name": "Validate: Scalar leafs/scalar selection not allowed on Boolean",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionsNotAllowedOnBoolean on Dog {\n barks { sinceWhen }\n }\n ",
"errors": [
{
"message": "Field \"barks\" must not have a selection since type \"Boolean\" has no subfields.",
"locations": [
{
"line": 3,
"column": 15
}
]
}
]
},
{
"name": "Validate: Scalar leafs/scalar selection not allowed on Enum",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionsNotAllowedOnEnum on Cat {\n furColor { inHexdec }\n }\n ",
"errors": [
{
"message": "Field \"furColor\" must not have a selection since type \"FurColor\" has no subfields.",
"locations": [
{
"line": 3,
"column": 18
}
]
}
]
},
{
"name": "Validate: Scalar leafs/scalar selection not allowed with args",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionsNotAllowedWithArgs on Dog {\n doesKnowCommand(dogCommand: SIT) { sinceWhen }\n }\n ",
"errors": [
{
"message": "Field \"doesKnowCommand\" must not have a selection since type \"Boolean\" has no subfields.",
"locations": [
{
"line": 3,
"column": 42
}
]
}
]
},
{
"name": "Validate: Scalar leafs/Scalar selection not allowed with directives",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionsNotAllowedWithDirectives on Dog {\n name @include(if: true) { isAlsoHumanName }\n }\n ",
"errors": [
{
"message": "Field \"name\" must not have a selection since type \"String\" has no subfields.",
"locations": [
{
"line": 3,
"column": 33
}
]
}
]
},
{
"name": "Validate: Scalar leafs/Scalar selection not allowed with directives and args",
"rule": "ScalarLeafs",
"schema": 0,
"query": "\n fragment scalarSelectionsNotAllowedWithDirectivesAndArgs on Dog {\n doesKnowCommand(dogCommand: SIT) @include(if: true) { sinceWhen }\n }\n ",
"errors": [
{
"message": "Field \"doesKnowCommand\" must not have a selection since type \"Boolean\" has no subfields.",
"locations": [
{
"line": 3,
"column": 61
}
]
}
]
},
{
"name": "Validate: Unique argument names/no arguments on field",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/no arguments on directive",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/argument on field",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field(arg: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/argument on directive",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive(arg: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/same argument on two fields",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n one: field(arg: \"value\")\n two: field(arg: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/same argument on field and directive",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field(arg: \"value\") @directive(arg: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/same argument on two directives",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive1(arg: \"value\") @directive2(arg: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/multiple field arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field(arg1: \"value\", arg2: \"value\", arg3: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/multiple directive arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive(arg1: \"value\", arg2: \"value\", arg3: \"value\")\n }\n ",
"errors": []
},
{
"name": "Validate: Unique argument names/duplicate field arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field(arg1: \"value\", arg1: \"value\")\n }\n ",
"errors": [
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 30
}
]
}
]
},
{
"name": "Validate: Unique argument names/many duplicate field arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field(arg1: \"value\", arg1: \"value\", arg1: \"value\")\n }\n ",
"errors": [
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 30
}
]
},
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 45
}
]
}
]
},
{
"name": "Validate: Unique argument names/duplicate directive arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive(arg1: \"value\", arg1: \"value\")\n }\n ",
"errors": [
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 26
},
{
"line": 3,
"column": 41
}
]
}
]
},
{
"name": "Validate: Unique argument names/many duplicate directive arguments",
"rule": "UniqueArgumentNames",
"schema": 0,
"query": "\n {\n field @directive(arg1: \"value\", arg1: \"value\", arg1: \"value\")\n }\n ",
"errors": [
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 26
},
{
"line": 3,
"column": 41
}
]
},
{
"message": "There can be only one argument named \"arg1\".",
"locations": [
{
"line": 3,
"column": 26
},
{
"line": 3,
"column": 56
}
]
}
]
},
{
"name": "Validate: Directives Are Unique Per Location/no directives",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Directives Are Unique Per Location/unique directives in different locations",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type @directiveA {\n field @directiveB\n }\n ",
"errors": []
},
{
"name": "Validate: Directives Are Unique Per Location/unique directives in same locations",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type @directiveA @directiveB {\n field @directiveA @directiveB\n }\n ",
"errors": []
},
{
"name": "Validate: Directives Are Unique Per Location/same directives in different locations",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type @directiveA {\n field @directiveA\n }\n ",
"errors": []
},
{
"name": "Validate: Directives Are Unique Per Location/same directives in similar locations",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type {\n field @directive\n field @directive\n }\n ",
"errors": []
},
{
"name": "Validate: Directives Are Unique Per Location/duplicate directives in one location",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type {\n field @directive @directive\n }\n ",
"errors": [
{
"message": "The directive \"directive\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 26
}
]
}
]
},
{
"name": "Validate: Directives Are Unique Per Location/many duplicate directives in one location",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type {\n field @directive @directive @directive\n }\n ",
"errors": [
{
"message": "The directive \"directive\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 26
}
]
},
{
"message": "The directive \"directive\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 37
}
]
}
]
},
{
"name": "Validate: Directives Are Unique Per Location/different duplicate directives in one location",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type {\n field @directiveA @directiveB @directiveA @directiveB\n }\n ",
"errors": [
{
"message": "The directive \"directiveA\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 39
}
]
},
{
"message": "The directive \"directiveB\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 27
},
{
"line": 3,
"column": 51
}
]
}
]
},
{
"name": "Validate: Directives Are Unique Per Location/duplicate directives in many locations",
"rule": "UniqueDirectivesPerLocation",
"schema": 0,
"query": "\n fragment Test on Type @directive @directive {\n field @directive @directive\n }\n ",
"errors": [
{
"message": "The directive \"directive\" can only be used once at this location.",
"locations": [
{
"line": 2,
"column": 29
},
{
"line": 2,
"column": 40
}
]
},
{
"message": "The directive \"directive\" can only be used once at this location.",
"locations": [
{
"line": 3,
"column": 15
},
{
"line": 3,
"column": 26
}
]
}
]
},
{
"name": "Validate: Unique fragment names/no fragments",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique fragment names/one fragment",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n {\n ...fragA\n }\n\n fragment fragA on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique fragment names/many fragments",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n {\n ...fragA\n ...fragB\n ...fragC\n }\n fragment fragA on Type {\n fieldA\n }\n fragment fragB on Type {\n fieldB\n }\n fragment fragC on Type {\n fieldC\n }\n ",
"errors": []
},
{
"name": "Validate: Unique fragment names/inline fragments are always unique",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n {\n ...on Type {\n fieldA\n }\n ...on Type {\n fieldB\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Unique fragment names/fragment and operation named the same",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n query Foo {\n ...Foo\n }\n fragment Foo on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique fragment names/fragments named the same",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n {\n ...fragA\n }\n fragment fragA on Type {\n fieldA\n }\n fragment fragA on Type {\n fieldB\n }\n ",
"errors": [
{
"message": "There can be only one fragment named \"fragA\".",
"locations": [
{
"line": 5,
"column": 16
},
{
"line": 8,
"column": 16
}
]
}
]
},
{
"name": "Validate: Unique fragment names/fragments named the same without being referenced",
"rule": "UniqueFragmentNames",
"schema": 0,
"query": "\n fragment fragA on Type {\n fieldA\n }\n fragment fragA on Type {\n fieldB\n }\n ",
"errors": [
{
"message": "There can be only one fragment named \"fragA\".",
"locations": [
{
"line": 2,
"column": 16
},
{
"line": 5,
"column": 16
}
]
}
]
},
{
"name": "Validate: Unique input field names/input object with fields",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg: { f: true })\n }\n ",
"errors": []
},
{
"name": "Validate: Unique input field names/same input object within two args",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg1: { f: true }, arg2: { f: true })\n }\n ",
"errors": []
},
{
"name": "Validate: Unique input field names/multiple input object fields",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg: { f1: \"value\", f2: \"value\", f3: \"value\" })\n }\n ",
"errors": []
},
{
"name": "Validate: Unique input field names/allows for nested input objects with similar fields",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg: {\n deep: {\n deep: {\n id: 1\n }\n id: 1\n }\n id: 1\n })\n }\n ",
"errors": []
},
{
"name": "Validate: Unique input field names/duplicate input object fields",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg: { f1: \"value\", f1: \"value\" })\n }\n ",
"errors": [
{
"message": "There can be only one input field named \"f1\".",
"locations": [
{
"line": 3,
"column": 22
},
{
"line": 3,
"column": 35
}
]
}
]
},
{
"name": "Validate: Unique input field names/many duplicate input object fields",
"rule": "UniqueInputFieldNames",
"schema": 0,
"query": "\n {\n field(arg: { f1: \"value\", f1: \"value\", f1: \"value\" })\n }\n ",
"errors": [
{
"message": "There can be only one input field named \"f1\".",
"locations": [
{
"line": 3,
"column": 22
},
{
"line": 3,
"column": 35
}
]
},
{
"message": "There can be only one input field named \"f1\".",
"locations": [
{
"line": 3,
"column": 22
},
{
"line": 3,
"column": 48
}
]
}
]
},
{
"name": "Validate: Unique operation names/no operations",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n fragment fragA on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/one anon operation",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/one named operation",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/multiple operations",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n field\n }\n\n query Bar {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/multiple operations of different types",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n field\n }\n\n mutation Bar {\n field\n }\n\n subscription Baz {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/fragment and operation named the same",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n ...Foo\n }\n fragment Foo on Type {\n field\n }\n ",
"errors": []
},
{
"name": "Validate: Unique operation names/multiple operations of same name",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n fieldA\n }\n query Foo {\n fieldB\n }\n ",
"errors": [
{
"message": "There can be only one operation named \"Foo\".",
"locations": [
{
"line": 2,
"column": 13
},
{
"line": 5,
"column": 13
}
]
}
]
},
{
"name": "Validate: Unique operation names/multiple ops of same name of different types (mutation)",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n fieldA\n }\n mutation Foo {\n fieldB\n }\n ",
"errors": [
{
"message": "There can be only one operation named \"Foo\".",
"locations": [
{
"line": 2,
"column": 13
},
{
"line": 5,
"column": 16
}
]
}
]
},
{
"name": "Validate: Unique operation names/multiple ops of same name of different types (subscription)",
"rule": "UniqueOperationNames",
"schema": 0,
"query": "\n query Foo {\n fieldA\n }\n subscription Foo {\n fieldB\n }\n ",
"errors": [
{
"message": "There can be only one operation named \"Foo\".",
"locations": [
{
"line": 2,
"column": 13
},
{
"line": 5,
"column": 20
}
]
}
]
},
{
"name": "Validate: Unique variable names/unique variable names",
"rule": "UniqueVariableNames",
"schema": 0,
"query": "\n query A($x: Int, $y: String) { __typename }\n query B($x: String, $y: Int) { __typename }\n ",
"errors": []
},
{
"name": "Validate: Unique variable names/duplicate variable names",
"rule": "UniqueVariableNames",
"schema": 0,
"query": "\n query A($x: Int, $x: Int, $x: String) { __typename }\n query B($x: String, $x: Int) { __typename }\n query C($x: Int, $x: Int) { __typename }\n ",
"errors": [
{
"message": "There can be only one variable named \"x\".",
"locations": [
{
"line": 2,
"column": 16
},
{
"line": 2,
"column": 25
}
]
},
{
"message": "There can be only one variable named \"x\".",
"locations": [
{
"line": 2,
"column": 16
},
{
"line": 2,
"column": 34
}
]
},
{
"message": "There can be only one variable named \"x\".",
"locations": [
{
"line": 3,
"column": 16
},
{
"line": 3,
"column": 28
}
]
},
{
"message": "There can be only one variable named \"x\".",
"locations": [
{
"line": 4,
"column": 16
},
{
"line": 4,
"column": 25
}
]
}
]
},
{
"name": "Validate: Variables are input types/input types are valid",
"rule": "VariablesAreInputTypes",
"schema": 0,
"query": "\n query Foo($a: String, $b: [Boolean!]!, $c: ComplexInput) {\n field(a: $a, b: $b, c: $c)\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are input types/output types are invalid",
"rule": "VariablesAreInputTypes",
"schema": 0,
"query": "\n query Foo($a: Dog, $b: [[CatOrDog!]]!, $c: Pet) {\n field(a: $a, b: $b, c: $c)\n }\n ",
"errors": [
{
"locations": [
{
"line": 2,
"column": 21
}
],
"message": "Variable \"$a\" cannot be non-input type \"Dog\"."
},
{
"locations": [
{
"line": 2,
"column": 30
}
],
"message": "Variable \"$b\" cannot be non-input type \"[[CatOrDog!]]!\"."
},
{
"locations": [
{
"line": 2,
"column": 50
}
],
"message": "Variable \"$c\" cannot be non-input type \"Pet\"."
}
]
},
{
"name": "Validate: Variables are in allowed positions/Boolean => Boolean",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($booleanArg: Boolean)\n {\n complicatedArgs {\n booleanArgField(booleanArg: $booleanArg)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean => Boolean within fragment",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n fragment booleanArgFrag on ComplicatedArgs {\n booleanArgField(booleanArg: $booleanArg)\n }\n query Query($booleanArg: Boolean)\n {\n complicatedArgs {\n ...booleanArgFrag\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean => Boolean within fragment",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($booleanArg: Boolean)\n {\n complicatedArgs {\n ...booleanArgFrag\n }\n }\n fragment booleanArgFrag on ComplicatedArgs {\n booleanArgField(booleanArg: $booleanArg)\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean! => Boolean",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($nonNullBooleanArg: Boolean!)\n {\n complicatedArgs {\n booleanArgField(booleanArg: $nonNullBooleanArg)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean! => Boolean within fragment",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n fragment booleanArgFrag on ComplicatedArgs {\n booleanArgField(booleanArg: $nonNullBooleanArg)\n }\n\n query Query($nonNullBooleanArg: Boolean!)\n {\n complicatedArgs {\n ...booleanArgFrag\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Int => Int! with default",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($intArg: Int = 1)\n {\n complicatedArgs {\n nonNullIntArgField(nonNullIntArg: $intArg)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/[String] => [String]",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringListVar: [String])\n {\n complicatedArgs {\n stringListArgField(stringListArg: $stringListVar)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/[String!] => [String]",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringListVar: [String!])\n {\n complicatedArgs {\n stringListArgField(stringListArg: $stringListVar)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/String => [String] in item position",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringVar: String)\n {\n complicatedArgs {\n stringListArgField(stringListArg: [$stringVar])\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/String! => [String] in item position",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringVar: String!)\n {\n complicatedArgs {\n stringListArgField(stringListArg: [$stringVar])\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/ComplexInput => ComplexInput",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($complexVar: ComplexInput)\n {\n complicatedArgs {\n complexArgField(complexArg: $complexVar)\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/ComplexInput => ComplexInput in field position",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($boolVar: Boolean = false)\n {\n complicatedArgs {\n complexArgField(complexArg: {requiredArg: $boolVar})\n }\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean! => Boolean! in directive",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($boolVar: Boolean!)\n {\n dog @include(if: $boolVar)\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Boolean => Boolean! in directive with default",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($boolVar: Boolean = false)\n {\n dog @include(if: $boolVar)\n }\n ",
"errors": []
},
{
"name": "Validate: Variables are in allowed positions/Int => Int!",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($intArg: Int) {\n complicatedArgs {\n nonNullIntArgField(nonNullIntArg: $intArg)\n }\n }\n ",
"errors": [
{
"message": "Variable \"$intArg\" of type \"Int\" used in position expecting type \"Int!\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 4,
"column": 45
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/Int => Int! within fragment",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n fragment nonNullIntArgFieldFrag on ComplicatedArgs {\n nonNullIntArgField(nonNullIntArg: $intArg)\n }\n\n query Query($intArg: Int) {\n complicatedArgs {\n ...nonNullIntArgFieldFrag\n }\n }\n ",
"errors": [
{
"message": "Variable \"$intArg\" of type \"Int\" used in position expecting type \"Int!\".",
"locations": [
{
"line": 6,
"column": 19
},
{
"line": 3,
"column": 43
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/Int => Int! within nested fragment",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n fragment outerFrag on ComplicatedArgs {\n ...nonNullIntArgFieldFrag\n }\n\n fragment nonNullIntArgFieldFrag on ComplicatedArgs {\n nonNullIntArgField(nonNullIntArg: $intArg)\n }\n\n query Query($intArg: Int) {\n complicatedArgs {\n ...outerFrag\n }\n }\n ",
"errors": [
{
"message": "Variable \"$intArg\" of type \"Int\" used in position expecting type \"Int!\".",
"locations": [
{
"line": 10,
"column": 19
},
{
"line": 7,
"column": 43
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/String over Boolean",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringVar: String) {\n complicatedArgs {\n booleanArgField(booleanArg: $stringVar)\n }\n }\n ",
"errors": [
{
"message": "Variable \"$stringVar\" of type \"String\" used in position expecting type \"Boolean\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 4,
"column": 39
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/String => [String]",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringVar: String) {\n complicatedArgs {\n stringListArgField(stringListArg: $stringVar)\n }\n }\n ",
"errors": [
{
"message": "Variable \"$stringVar\" of type \"String\" used in position expecting type \"[String]\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 4,
"column": 45
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/Boolean => Boolean! in directive",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($boolVar: Boolean) {\n dog @include(if: $boolVar)\n }\n ",
"errors": [
{
"message": "Variable \"$boolVar\" of type \"Boolean\" used in position expecting type \"Boolean!\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 3,
"column": 26
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/String => Boolean! in directive",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringVar: String) {\n dog @include(if: $stringVar)\n }\n ",
"errors": [
{
"message": "Variable \"$stringVar\" of type \"String\" used in position expecting type \"Boolean!\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 3,
"column": 26
}
]
}
]
},
{
"name": "Validate: Variables are in allowed positions/[String] => [String!]",
"rule": "VariablesInAllowedPosition",
"schema": 0,
"query": "\n query Query($stringListVar: [String])\n {\n complicatedArgs {\n stringListNonNullArgField(stringListNonNullArg: $stringListVar)\n }\n }\n ",
"errors": [
{
"message": "Variable \"$stringListVar\" of type \"[String]\" used in position expecting type \"[String!]\".",
"locations": [
{
"line": 2,
"column": 19
},
{
"line": 5,
"column": 59
}
]
}
]
}
]
}
graphql-go-1.3.0/internal/validation/validate_max_depth_test.go 0000664 0000000 0000000 00000022521 14171626705 0024745 0 ustar 00root root 0000000 0000000 package validation
import (
"testing"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/internal/schema"
"github.com/graph-gophers/graphql-go/types"
)
const (
simpleSchema = `schema {
query: Query
}
type Query {
characters: [Character]!
}
type Character {
id: ID!
name: String!
friends: [Character]!
}`
interfaceSimple = `schema {
query: Query
}
type Query {
characters: [Character]
}
interface Character {
id: ID!
name: String!
friends: [Character]
enemies: [Character]
appearsIn: [Episode]!
}
enum Episode {
NEWHOPE
EMPIRE
JEDI
}
type Starship {
id: ID!
}
type Human implements Character {
id: ID!
name: String!
friends: [Character]
enemies: [Character]
appearsIn: [Episode]!
starships: [Starship]
totalCredits: Int
}
type Droid implements Character {
id: ID!
name: String!
friends: [Character]
enemies: [Character]
appearsIn: [Episode]!
primaryFunction: String
}`
)
type maxDepthTestCase struct {
name string
query string
depth int
failure bool
expectedErrors []string
}
func (tc maxDepthTestCase) Run(t *testing.T, s *types.Schema) {
t.Run(tc.name, func(t *testing.T) {
doc, qErr := query.Parse(tc.query)
if qErr != nil {
t.Fatal(qErr)
}
errs := Validate(s, doc, nil, tc.depth)
if len(tc.expectedErrors) > 0 {
if len(errs) > 0 {
for _, expected := range tc.expectedErrors {
found := false
for _, err := range errs {
if err.Rule == expected {
found = true
break
}
}
if !found {
t.Errorf("expected error %v is missing", expected)
}
}
} else {
t.Errorf("expected errors [%v] are missing", tc.expectedErrors)
}
}
if (len(errs) > 0) != tc.failure {
t.Errorf("expected failure: %t, actual errors (%d): %v", tc.failure, len(errs), errs)
}
})
}
func TestMaxDepth(t *testing.T) {
s, err := schema.ParseSchema(simpleSchema, false)
if err != nil {
t.Fatal(err)
}
for _, tc := range []maxDepthTestCase{
{
name: "off",
query: `query Okay { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
id # depth 5
name # depth 5
}
}
}
}
}`,
depth: 0,
}, {
name: "maxDepth-1",
query: `query Fine { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
id # depth 3
name # depth 3
}
}
}`,
depth: 4,
}, {
name: "maxDepth",
query: `query Deep { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
id # depth 3
name # depth 3
}
}
}`,
depth: 3,
}, {
name: "maxDepth+1",
query: `query TooDeep { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
id # depth 5
name # depth 5
}
}
}
}
}`,
depth: 4,
failure: true,
},
} {
tc.Run(t, s)
}
}
func TestMaxDepthInlineFragments(t *testing.T) {
s, err := schema.ParseSchema(interfaceSimple, false)
if err != nil {
t.Fatal(err)
}
for _, tc := range []maxDepthTestCase{
{
name: "maxDepth-1",
query: `query { # depth 0
characters { # depth 1
name # depth 2
... on Human { # depth 2
totalCredits # depth 2
}
}
}`,
depth: 3,
},
{
name: "maxDepth",
query: `query { # depth 0
characters { # depth 1
... on Droid { # depth 2
primaryFunction # depth 2
}
}
}`,
depth: 2,
},
{
name: "maxDepth+1",
query: `query { # depth 0
characters { # depth 1
... on Droid { # depth 2
primaryFunction # depth 2
}
}
}`,
depth: 1,
failure: true,
},
} {
tc.Run(t, s)
}
}
func TestMaxDepthFragmentSpreads(t *testing.T) {
s, err := schema.ParseSchema(interfaceSimple, false)
if err != nil {
t.Fatal(err)
}
for _, tc := range []maxDepthTestCase{
{
name: "maxDepth-1",
query: `fragment friend on Character {
id # depth 5
name
friends {
name # depth 6
}
}
query { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
...friend # depth 5
}
}
}
}
}`,
depth: 7,
},
{
name: "maxDepth",
query: `fragment friend on Character {
id # depth 5
name
}
query { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
...friend # depth 5
}
}
}
}
}`,
depth: 5,
},
{
name: "maxDepth+1",
query: `fragment friend on Character {
id # depth 6
name
friends {
name # depth 7
}
}
query { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
friends { # depth 5
...friend # depth 6
}
}
}
}
}
}`,
depth: 6,
failure: true,
},
{
name: "spreadAtDifferentDepths",
query: `
fragment character on Character {
name # depth + 0
friends { # depth + 0
name # depth + 1
}
}
query laterDepthValidated {
...character # depth 1 (+1)
enemies { # depth 1
friends { # depth 2
...character # depth 2 (+1), should error!
}
}
}
`,
depth: 2,
failure: true,
},
{
name: "spreadAtSameDepth",
query: `
fragment character on Character {
name # depth + 0
friends { # depth + 0
name # depth + 1
}
}
query {
characters { # depth 1
friends { # depth 2
...character # depth 3 (+1)
}
enemies { # depth 2
...character # depth 3 (+1)
}
}
}
`,
depth: 4,
},
{
name: "fragmentCycle",
query: `
fragment X on Query { ...Y }
fragment Y on Query { ...Z }
fragment Z on Query { ...X }
query {
...X
}
`,
depth: 10,
failure: true,
},
} {
tc.Run(t, s)
}
}
func TestMaxDepthUnknownFragmentSpreads(t *testing.T) {
s, err := schema.ParseSchema(interfaceSimple, false)
if err != nil {
t.Fatal(err)
}
for _, tc := range []maxDepthTestCase{
{
name: "maxDepthUnknownFragment",
query: `query { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
friends { # depth 5
...unknownFragment # depth 6
}
}
}
}
}
}`,
depth: 6,
failure: true,
expectedErrors: []string{"MaxDepthEvaluationError"},
},
} {
tc.Run(t, s)
}
}
func TestMaxDepthValidation(t *testing.T) {
s, err := schema.ParseSchema(interfaceSimple, false)
if err != nil {
t.Fatal(err)
}
for _, tc := range []struct {
name string
query string
maxDepth int
expected bool
}{
{
name: "off",
query: `query Fine { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
id # depth 3
name # depth 3
}
}
}`,
maxDepth: 0,
}, {
name: "fields",
query: `query Fine { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
id # depth 3
name # depth 3
}
}
}`,
maxDepth: 2,
expected: true,
}, {
name: "fragment",
query: `fragment friend on Character {
id # depth 6
name
friends {
name # depth 7
}
}
query { # depth 0
characters { # depth 1
id # depth 2
name # depth 2
friends { # depth 2
friends { # depth 3
friends { # depth 4
friends { # depth 5
...friend # depth 6
}
}
}
}
}
}`,
maxDepth: 5,
expected: true,
}, {
name: "inlinefragment",
query: `query { # depth 0
characters { # depth 1
... on Droid { # depth 2
primaryFunction # depth 2
}
}
}`,
maxDepth: 1,
expected: true,
},
} {
t.Run(tc.name, func(t *testing.T) {
doc, err := query.Parse(tc.query)
if err != nil {
t.Fatal(err)
}
context := newContext(s, doc, tc.maxDepth)
op := doc.Operations[0]
opc := &opContext{context: context, ops: doc.Operations}
actual := validateMaxDepth(opc, op.Selections, nil, 1)
if actual != tc.expected {
t.Errorf("expected %t, actual %t", tc.expected, actual)
}
})
}
}
graphql-go-1.3.0/internal/validation/validation.go 0000664 0000000 0000000 00000066210 14171626705 0022221 0 ustar 00root root 0000000 0000000 package validation
import (
"fmt"
"math"
"reflect"
"strconv"
"strings"
"text/scanner"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/common"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/types"
)
type varSet map[*types.InputValueDefinition]struct{}
type selectionPair struct{ a, b types.Selection }
type nameSet map[string]errors.Location
type fieldInfo struct {
sf *types.FieldDefinition
parent types.NamedType
}
type context struct {
schema *types.Schema
doc *types.ExecutableDefinition
errs []*errors.QueryError
opErrs map[*types.OperationDefinition][]*errors.QueryError
usedVars map[*types.OperationDefinition]varSet
fieldMap map[*types.Field]fieldInfo
overlapValidated map[selectionPair]struct{}
maxDepth int
}
func (c *context) addErr(loc errors.Location, rule string, format string, a ...interface{}) {
c.addErrMultiLoc([]errors.Location{loc}, rule, format, a...)
}
func (c *context) addErrMultiLoc(locs []errors.Location, rule string, format string, a ...interface{}) {
c.errs = append(c.errs, &errors.QueryError{
Message: fmt.Sprintf(format, a...),
Locations: locs,
Rule: rule,
})
}
type opContext struct {
*context
ops []*types.OperationDefinition
}
func newContext(s *types.Schema, doc *types.ExecutableDefinition, maxDepth int) *context {
return &context{
schema: s,
doc: doc,
opErrs: make(map[*types.OperationDefinition][]*errors.QueryError),
usedVars: make(map[*types.OperationDefinition]varSet),
fieldMap: make(map[*types.Field]fieldInfo),
overlapValidated: make(map[selectionPair]struct{}),
maxDepth: maxDepth,
}
}
func Validate(s *types.Schema, doc *types.ExecutableDefinition, variables map[string]interface{}, maxDepth int) []*errors.QueryError {
c := newContext(s, doc, maxDepth)
opNames := make(nameSet)
fragUsedBy := make(map[*types.FragmentDefinition][]*types.OperationDefinition)
for _, op := range doc.Operations {
c.usedVars[op] = make(varSet)
opc := &opContext{c, []*types.OperationDefinition{op}}
// Check if max depth is exceeded, if it's set. If max depth is exceeded,
// don't continue to validate the document and exit early.
if validateMaxDepth(opc, op.Selections, nil, 1) {
return c.errs
}
if op.Name.Name == "" && len(doc.Operations) != 1 {
c.addErr(op.Loc, "LoneAnonymousOperation", "This anonymous operation must be the only defined operation.")
}
if op.Name.Name != "" {
validateName(c, opNames, op.Name, "UniqueOperationNames", "operation")
}
validateDirectives(opc, string(op.Type), op.Directives)
varNames := make(nameSet)
for _, v := range op.Vars {
validateName(c, varNames, v.Name, "UniqueVariableNames", "variable")
t := resolveType(c, v.Type)
if !canBeInput(t) {
c.addErr(v.TypeLoc, "VariablesAreInputTypes", "Variable %q cannot be non-input type %q.", "$"+v.Name.Name, t)
}
validateValue(opc, v, variables[v.Name.Name], t)
if v.Default != nil {
validateLiteral(opc, v.Default)
if t != nil {
if nn, ok := t.(*types.NonNull); ok {
c.addErr(v.Default.Location(), "DefaultValuesOfCorrectType", "Variable %q of type %q is required and will not use the default value. Perhaps you meant to use type %q.", "$"+v.Name.Name, t, nn.OfType)
}
if ok, reason := validateValueType(opc, v.Default, t); !ok {
c.addErr(v.Default.Location(), "DefaultValuesOfCorrectType", "Variable %q of type %q has invalid default value %s.\n%s", "$"+v.Name.Name, t, v.Default, reason)
}
}
}
}
var entryPoint types.NamedType
switch op.Type {
case query.Query:
entryPoint = s.EntryPoints["query"]
case query.Mutation:
entryPoint = s.EntryPoints["mutation"]
case query.Subscription:
entryPoint = s.EntryPoints["subscription"]
default:
panic("unreachable")
}
validateSelectionSet(opc, op.Selections, entryPoint)
fragUsed := make(map[*types.FragmentDefinition]struct{})
markUsedFragments(c, op.Selections, fragUsed)
for frag := range fragUsed {
fragUsedBy[frag] = append(fragUsedBy[frag], op)
}
}
fragNames := make(nameSet)
fragVisited := make(map[*types.FragmentDefinition]struct{})
for _, frag := range doc.Fragments {
opc := &opContext{c, fragUsedBy[frag]}
validateName(c, fragNames, frag.Name, "UniqueFragmentNames", "fragment")
validateDirectives(opc, "FRAGMENT_DEFINITION", frag.Directives)
t := unwrapType(resolveType(c, &frag.On))
// continue even if t is nil
if t != nil && !canBeFragment(t) {
c.addErr(frag.On.Loc, "FragmentsOnCompositeTypes", "Fragment %q cannot condition on non composite type %q.", frag.Name.Name, t)
continue
}
validateSelectionSet(opc, frag.Selections, t)
if _, ok := fragVisited[frag]; !ok {
detectFragmentCycle(c, frag.Selections, fragVisited, nil, map[string]int{frag.Name.Name: 0})
}
}
for _, frag := range doc.Fragments {
if len(fragUsedBy[frag]) == 0 {
c.addErr(frag.Loc, "NoUnusedFragments", "Fragment %q is never used.", frag.Name.Name)
}
}
for _, op := range doc.Operations {
c.errs = append(c.errs, c.opErrs[op]...)
opUsedVars := c.usedVars[op]
for _, v := range op.Vars {
if _, ok := opUsedVars[v]; !ok {
opSuffix := ""
if op.Name.Name != "" {
opSuffix = fmt.Sprintf(" in operation %q", op.Name.Name)
}
c.addErr(v.Loc, "NoUnusedVariables", "Variable %q is never used%s.", "$"+v.Name.Name, opSuffix)
}
}
}
return c.errs
}
func validateValue(c *opContext, v *types.InputValueDefinition, val interface{}, t types.Type) {
switch t := t.(type) {
case *types.NonNull:
if val == nil {
c.addErr(v.Loc, "VariablesOfCorrectType", "Variable \"%s\" has invalid value null.\nExpected type \"%s\", found null.", v.Name.Name, t)
return
}
validateValue(c, v, val, t.OfType)
case *types.List:
if val == nil {
return
}
vv, ok := val.([]interface{})
if !ok {
// Input coercion rules allow single items without wrapping array
validateValue(c, v, val, t.OfType)
return
}
for _, elem := range vv {
validateValue(c, v, elem, t.OfType)
}
case *types.EnumTypeDefinition:
if val == nil {
return
}
e, ok := val.(string)
if !ok {
c.addErr(v.Loc, "VariablesOfCorrectType", "Variable \"%s\" has invalid type %T.\nExpected type \"%s\", found %v.", v.Name.Name, val, t, val)
return
}
for _, option := range t.EnumValuesDefinition {
if option.EnumValue == e {
return
}
}
c.addErr(v.Loc, "VariablesOfCorrectType", "Variable \"%s\" has invalid value %s.\nExpected type \"%s\", found %s.", v.Name.Name, e, t, e)
case *types.InputObject:
if val == nil {
return
}
in, ok := val.(map[string]interface{})
if !ok {
c.addErr(v.Loc, "VariablesOfCorrectType", "Variable \"%s\" has invalid type %T.\nExpected type \"%s\", found %s.", v.Name.Name, val, t, val)
return
}
for _, f := range t.Values {
fieldVal := in[f.Name.Name]
validateValue(c, f, fieldVal, f.Type)
}
}
}
// validates the query doesn't go deeper than maxDepth (if set). Returns whether
// or not query validated max depth to avoid excessive recursion.
//
// The visited map is necessary to ensure that max depth validation does not get stuck in cyclical
// fragment spreads.
func validateMaxDepth(c *opContext, sels []types.Selection, visited map[*types.FragmentDefinition]struct{}, depth int) bool {
// maxDepth checking is turned off when maxDepth is 0
if c.maxDepth == 0 {
return false
}
exceededMaxDepth := false
if visited == nil {
visited = map[*types.FragmentDefinition]struct{}{}
}
for _, sel := range sels {
switch sel := sel.(type) {
case *types.Field:
if depth > c.maxDepth {
exceededMaxDepth = true
c.addErr(sel.Alias.Loc, "MaxDepthExceeded", "Field %q has depth %d that exceeds max depth %d", sel.Name.Name, depth, c.maxDepth)
continue
}
exceededMaxDepth = exceededMaxDepth || validateMaxDepth(c, sel.SelectionSet, visited, depth+1)
case *types.InlineFragment:
// Depth is not checked because inline fragments resolve to other fields which are checked.
// Depth is not incremented because inline fragments have the same depth as neighboring fields
exceededMaxDepth = exceededMaxDepth || validateMaxDepth(c, sel.Selections, visited, depth)
case *types.FragmentSpread:
// Depth is not checked because fragments resolve to other fields which are checked.
frag := c.doc.Fragments.Get(sel.Name.Name)
if frag == nil {
// In case of unknown fragment (invalid request), ignore max depth evaluation
c.addErr(sel.Loc, "MaxDepthEvaluationError", "Unknown fragment %q. Unable to evaluate depth.", sel.Name.Name)
continue
}
if _, ok := visited[frag]; ok {
// we've already seen this fragment, don't check depth again.
continue
}
visited[frag] = struct{}{}
// Depth is not incremented because fragments have the same depth as surrounding fields
exceededMaxDepth = exceededMaxDepth || validateMaxDepth(c, frag.Selections, visited, depth)
}
}
return exceededMaxDepth
}
func validateSelectionSet(c *opContext, sels []types.Selection, t types.NamedType) {
for _, sel := range sels {
validateSelection(c, sel, t)
}
for i, a := range sels {
for _, b := range sels[i+1:] {
c.validateOverlap(a, b, nil, nil)
}
}
}
func validateSelection(c *opContext, sel types.Selection, t types.NamedType) {
switch sel := sel.(type) {
case *types.Field:
validateDirectives(c, "FIELD", sel.Directives)
fieldName := sel.Name.Name
var f *types.FieldDefinition
switch fieldName {
case "__typename":
f = &types.FieldDefinition{
Name: "__typename",
Type: c.schema.Types["String"],
}
case "__schema":
f = &types.FieldDefinition{
Name: "__schema",
Type: c.schema.Types["__Schema"],
}
case "__type":
f = &types.FieldDefinition{
Name: "__type",
Arguments: types.ArgumentsDefinition{
&types.InputValueDefinition{
Name: types.Ident{Name: "name"},
Type: &types.NonNull{OfType: c.schema.Types["String"]},
},
},
Type: c.schema.Types["__Type"],
}
default:
f = fields(t).Get(fieldName)
if f == nil && t != nil {
suggestion := makeSuggestion("Did you mean", fields(t).Names(), fieldName)
c.addErr(sel.Alias.Loc, "FieldsOnCorrectType", "Cannot query field %q on type %q.%s", fieldName, t, suggestion)
}
}
c.fieldMap[sel] = fieldInfo{sf: f, parent: t}
validateArgumentLiterals(c, sel.Arguments)
if f != nil {
validateArgumentTypes(c, sel.Arguments, f.Arguments, sel.Alias.Loc,
func() string { return fmt.Sprintf("field %q of type %q", fieldName, t) },
func() string { return fmt.Sprintf("Field %q", fieldName) },
)
}
var ft types.Type
if f != nil {
ft = f.Type
sf := hasSubfields(ft)
if sf && sel.SelectionSet == nil {
c.addErr(sel.Alias.Loc, "ScalarLeafs", "Field %q of type %q must have a selection of subfields. Did you mean \"%s { ... }\"?", fieldName, ft, fieldName)
}
if !sf && sel.SelectionSet != nil {
c.addErr(sel.SelectionSetLoc, "ScalarLeafs", "Field %q must not have a selection since type %q has no subfields.", fieldName, ft)
}
}
if sel.SelectionSet != nil {
validateSelectionSet(c, sel.SelectionSet, unwrapType(ft))
}
case *types.InlineFragment:
validateDirectives(c, "INLINE_FRAGMENT", sel.Directives)
if sel.On.Name != "" {
fragTyp := unwrapType(resolveType(c.context, &sel.On))
if fragTyp != nil && !compatible(t, fragTyp) {
c.addErr(sel.Loc, "PossibleFragmentSpreads", "Fragment cannot be spread here as objects of type %q can never be of type %q.", t, fragTyp)
}
t = fragTyp
// continue even if t is nil
}
if t != nil && !canBeFragment(t) {
c.addErr(sel.On.Loc, "FragmentsOnCompositeTypes", "Fragment cannot condition on non composite type %q.", t)
return
}
validateSelectionSet(c, sel.Selections, unwrapType(t))
case *types.FragmentSpread:
validateDirectives(c, "FRAGMENT_SPREAD", sel.Directives)
frag := c.doc.Fragments.Get(sel.Name.Name)
if frag == nil {
c.addErr(sel.Name.Loc, "KnownFragmentNames", "Unknown fragment %q.", sel.Name.Name)
return
}
fragTyp := c.schema.Types[frag.On.Name]
if !compatible(t, fragTyp) {
c.addErr(sel.Loc, "PossibleFragmentSpreads", "Fragment %q cannot be spread here as objects of type %q can never be of type %q.", frag.Name.Name, t, fragTyp)
}
default:
panic("unreachable")
}
}
func compatible(a, b types.Type) bool {
for _, pta := range possibleTypes(a) {
for _, ptb := range possibleTypes(b) {
if pta == ptb {
return true
}
}
}
return false
}
func possibleTypes(t types.Type) []*types.ObjectTypeDefinition {
switch t := t.(type) {
case *types.ObjectTypeDefinition:
return []*types.ObjectTypeDefinition{t}
case *types.InterfaceTypeDefinition:
return t.PossibleTypes
case *types.Union:
return t.UnionMemberTypes
default:
return nil
}
}
func markUsedFragments(c *context, sels []types.Selection, fragUsed map[*types.FragmentDefinition]struct{}) {
for _, sel := range sels {
switch sel := sel.(type) {
case *types.Field:
if sel.SelectionSet != nil {
markUsedFragments(c, sel.SelectionSet, fragUsed)
}
case *types.InlineFragment:
markUsedFragments(c, sel.Selections, fragUsed)
case *types.FragmentSpread:
frag := c.doc.Fragments.Get(sel.Name.Name)
if frag == nil {
return
}
if _, ok := fragUsed[frag]; ok {
continue
}
fragUsed[frag] = struct{}{}
markUsedFragments(c, frag.Selections, fragUsed)
default:
panic("unreachable")
}
}
}
func detectFragmentCycle(c *context, sels []types.Selection, fragVisited map[*types.FragmentDefinition]struct{}, spreadPath []*types.FragmentSpread, spreadPathIndex map[string]int) {
for _, sel := range sels {
detectFragmentCycleSel(c, sel, fragVisited, spreadPath, spreadPathIndex)
}
}
func detectFragmentCycleSel(c *context, sel types.Selection, fragVisited map[*types.FragmentDefinition]struct{}, spreadPath []*types.FragmentSpread, spreadPathIndex map[string]int) {
switch sel := sel.(type) {
case *types.Field:
if sel.SelectionSet != nil {
detectFragmentCycle(c, sel.SelectionSet, fragVisited, spreadPath, spreadPathIndex)
}
case *types.InlineFragment:
detectFragmentCycle(c, sel.Selections, fragVisited, spreadPath, spreadPathIndex)
case *types.FragmentSpread:
frag := c.doc.Fragments.Get(sel.Name.Name)
if frag == nil {
return
}
spreadPath = append(spreadPath, sel)
if i, ok := spreadPathIndex[frag.Name.Name]; ok {
cyclePath := spreadPath[i:]
via := ""
if len(cyclePath) > 1 {
names := make([]string, len(cyclePath)-1)
for i, frag := range cyclePath[:len(cyclePath)-1] {
names[i] = frag.Name.Name
}
via = " via " + strings.Join(names, ", ")
}
locs := make([]errors.Location, len(cyclePath))
for i, frag := range cyclePath {
locs[i] = frag.Loc
}
c.addErrMultiLoc(locs, "NoFragmentCycles", "Cannot spread fragment %q within itself%s.", frag.Name.Name, via)
return
}
if _, ok := fragVisited[frag]; ok {
return
}
fragVisited[frag] = struct{}{}
spreadPathIndex[frag.Name.Name] = len(spreadPath)
detectFragmentCycle(c, frag.Selections, fragVisited, spreadPath, spreadPathIndex)
delete(spreadPathIndex, frag.Name.Name)
default:
panic("unreachable")
}
}
func (c *context) validateOverlap(a, b types.Selection, reasons *[]string, locs *[]errors.Location) {
if a == b {
return
}
if _, ok := c.overlapValidated[selectionPair{a, b}]; ok {
return
}
c.overlapValidated[selectionPair{a, b}] = struct{}{}
c.overlapValidated[selectionPair{b, a}] = struct{}{}
switch a := a.(type) {
case *types.Field:
switch b := b.(type) {
case *types.Field:
if b.Alias.Loc.Before(a.Alias.Loc) {
a, b = b, a
}
if reasons2, locs2 := c.validateFieldOverlap(a, b); len(reasons2) != 0 {
locs2 = append(locs2, a.Alias.Loc, b.Alias.Loc)
if reasons == nil {
c.addErrMultiLoc(locs2, "OverlappingFieldsCanBeMerged", "Fields %q conflict because %s. Use different aliases on the fields to fetch both if this was intentional.", a.Alias.Name, strings.Join(reasons2, " and "))
return
}
for _, r := range reasons2 {
*reasons = append(*reasons, fmt.Sprintf("subfields %q conflict because %s", a.Alias.Name, r))
}
*locs = append(*locs, locs2...)
}
case *types.InlineFragment:
for _, sel := range b.Selections {
c.validateOverlap(a, sel, reasons, locs)
}
case *types.FragmentSpread:
if frag := c.doc.Fragments.Get(b.Name.Name); frag != nil {
for _, sel := range frag.Selections {
c.validateOverlap(a, sel, reasons, locs)
}
}
default:
panic("unreachable")
}
case *types.InlineFragment:
for _, sel := range a.Selections {
c.validateOverlap(sel, b, reasons, locs)
}
case *types.FragmentSpread:
if frag := c.doc.Fragments.Get(a.Name.Name); frag != nil {
for _, sel := range frag.Selections {
c.validateOverlap(sel, b, reasons, locs)
}
}
default:
panic("unreachable")
}
}
func (c *context) validateFieldOverlap(a, b *types.Field) ([]string, []errors.Location) {
if a.Alias.Name != b.Alias.Name {
return nil, nil
}
if asf := c.fieldMap[a].sf; asf != nil {
if bsf := c.fieldMap[b].sf; bsf != nil {
if !typesCompatible(asf.Type, bsf.Type) {
return []string{fmt.Sprintf("they return conflicting types %s and %s", asf.Type, bsf.Type)}, nil
}
}
}
at := c.fieldMap[a].parent
bt := c.fieldMap[b].parent
if at == nil || bt == nil || at == bt {
if a.Name.Name != b.Name.Name {
return []string{fmt.Sprintf("%s and %s are different fields", a.Name.Name, b.Name.Name)}, nil
}
if argumentsConflict(a.Arguments, b.Arguments) {
return []string{"they have differing arguments"}, nil
}
}
var reasons []string
var locs []errors.Location
for _, a2 := range a.SelectionSet {
for _, b2 := range b.SelectionSet {
c.validateOverlap(a2, b2, &reasons, &locs)
}
}
return reasons, locs
}
func argumentsConflict(a, b types.ArgumentList) bool {
if len(a) != len(b) {
return true
}
for _, argA := range a {
valB, ok := b.Get(argA.Name.Name)
if !ok || !reflect.DeepEqual(argA.Value.Deserialize(nil), valB.Deserialize(nil)) {
return true
}
}
return false
}
func fields(t types.Type) types.FieldsDefinition {
switch t := t.(type) {
case *types.ObjectTypeDefinition:
return t.Fields
case *types.InterfaceTypeDefinition:
return t.Fields
default:
return nil
}
}
func unwrapType(t types.Type) types.NamedType {
if t == nil {
return nil
}
for {
switch t2 := t.(type) {
case types.NamedType:
return t2
case *types.List:
t = t2.OfType
case *types.NonNull:
t = t2.OfType
default:
panic("unreachable")
}
}
}
func resolveType(c *context, t types.Type) types.Type {
t2, err := common.ResolveType(t, c.schema.Resolve)
if err != nil {
c.errs = append(c.errs, err)
}
return t2
}
func validateDirectives(c *opContext, loc string, directives types.DirectiveList) {
directiveNames := make(nameSet)
for _, d := range directives {
dirName := d.Name.Name
validateNameCustomMsg(c.context, directiveNames, d.Name, "UniqueDirectivesPerLocation", func() string {
return fmt.Sprintf("The directive %q can only be used once at this location.", dirName)
})
validateArgumentLiterals(c, d.Arguments)
dd, ok := c.schema.Directives[dirName]
if !ok {
c.addErr(d.Name.Loc, "KnownDirectives", "Unknown directive %q.", dirName)
continue
}
locOK := false
for _, allowedLoc := range dd.Locations {
if loc == allowedLoc {
locOK = true
break
}
}
if !locOK {
c.addErr(d.Name.Loc, "KnownDirectives", "Directive %q may not be used on %s.", dirName, loc)
}
validateArgumentTypes(c, d.Arguments, dd.Arguments, d.Name.Loc,
func() string { return fmt.Sprintf("directive %q", "@"+dirName) },
func() string { return fmt.Sprintf("Directive %q", "@"+dirName) },
)
}
}
func validateName(c *context, set nameSet, name types.Ident, rule string, kind string) {
validateNameCustomMsg(c, set, name, rule, func() string {
return fmt.Sprintf("There can be only one %s named %q.", kind, name.Name)
})
}
func validateNameCustomMsg(c *context, set nameSet, name types.Ident, rule string, msg func() string) {
if loc, ok := set[name.Name]; ok {
c.addErrMultiLoc([]errors.Location{loc, name.Loc}, rule, msg())
return
}
set[name.Name] = name.Loc
}
func validateArgumentTypes(c *opContext, args types.ArgumentList, argDecls types.ArgumentsDefinition, loc errors.Location, owner1, owner2 func() string) {
for _, selArg := range args {
arg := argDecls.Get(selArg.Name.Name)
if arg == nil {
c.addErr(selArg.Name.Loc, "KnownArgumentNames", "Unknown argument %q on %s.", selArg.Name.Name, owner1())
continue
}
value := selArg.Value
if ok, reason := validateValueType(c, value, arg.Type); !ok {
c.addErr(value.Location(), "ArgumentsOfCorrectType", "Argument %q has invalid value %s.\n%s", arg.Name.Name, value, reason)
}
}
for _, decl := range argDecls {
if _, ok := decl.Type.(*types.NonNull); ok {
if _, ok := args.Get(decl.Name.Name); !ok {
c.addErr(loc, "ProvidedNonNullArguments", "%s argument %q of type %q is required but not provided.", owner2(), decl.Name.Name, decl.Type)
}
}
}
}
func validateArgumentLiterals(c *opContext, args types.ArgumentList) {
argNames := make(nameSet)
for _, arg := range args {
validateName(c.context, argNames, arg.Name, "UniqueArgumentNames", "argument")
validateLiteral(c, arg.Value)
}
}
func validateLiteral(c *opContext, l types.Value) {
switch l := l.(type) {
case *types.ObjectValue:
fieldNames := make(nameSet)
for _, f := range l.Fields {
validateName(c.context, fieldNames, f.Name, "UniqueInputFieldNames", "input field")
validateLiteral(c, f.Value)
}
case *types.ListValue:
for _, entry := range l.Values {
validateLiteral(c, entry)
}
case *types.Variable:
for _, op := range c.ops {
v := op.Vars.Get(l.Name)
if v == nil {
byOp := ""
if op.Name.Name != "" {
byOp = fmt.Sprintf(" by operation %q", op.Name.Name)
}
c.opErrs[op] = append(c.opErrs[op], &errors.QueryError{
Message: fmt.Sprintf("Variable %q is not defined%s.", "$"+l.Name, byOp),
Locations: []errors.Location{l.Loc, op.Loc},
Rule: "NoUndefinedVariables",
})
continue
}
validateValueType(c, l, resolveType(c.context, v.Type))
c.usedVars[op][v] = struct{}{}
}
}
}
func validateValueType(c *opContext, v types.Value, t types.Type) (bool, string) {
if v, ok := v.(*types.Variable); ok {
for _, op := range c.ops {
if v2 := op.Vars.Get(v.Name); v2 != nil {
t2, err := common.ResolveType(v2.Type, c.schema.Resolve)
if _, ok := t2.(*types.NonNull); !ok && v2.Default != nil {
t2 = &types.NonNull{OfType: t2}
}
if err == nil && !typeCanBeUsedAs(t2, t) {
c.addErrMultiLoc([]errors.Location{v2.Loc, v.Loc}, "VariablesInAllowedPosition", "Variable %q of type %q used in position expecting type %q.", "$"+v.Name, t2, t)
}
}
}
return true, ""
}
if nn, ok := t.(*types.NonNull); ok {
if isNull(v) {
return false, fmt.Sprintf("Expected %q, found null.", t)
}
t = nn.OfType
}
if isNull(v) {
return true, ""
}
switch t := t.(type) {
case *types.ScalarTypeDefinition, *types.EnumTypeDefinition:
if lit, ok := v.(*types.PrimitiveValue); ok {
if validateBasicLit(lit, t) {
return true, ""
}
return false, fmt.Sprintf("Expected type %q, found %s.", t, v)
}
return true, ""
case *types.List:
list, ok := v.(*types.ListValue)
if !ok {
return validateValueType(c, v, t.OfType) // single value instead of list
}
for i, entry := range list.Values {
if ok, reason := validateValueType(c, entry, t.OfType); !ok {
return false, fmt.Sprintf("In element #%d: %s", i, reason)
}
}
return true, ""
case *types.InputObject:
v, ok := v.(*types.ObjectValue)
if !ok {
return false, fmt.Sprintf("Expected %q, found not an object.", t)
}
for _, f := range v.Fields {
name := f.Name.Name
iv := t.Values.Get(name)
if iv == nil {
return false, fmt.Sprintf("In field %q: Unknown field.", name)
}
if ok, reason := validateValueType(c, f.Value, iv.Type); !ok {
return false, fmt.Sprintf("In field %q: %s", name, reason)
}
}
for _, iv := range t.Values {
found := false
for _, f := range v.Fields {
if f.Name.Name == iv.Name.Name {
found = true
break
}
}
if !found {
if _, ok := iv.Type.(*types.NonNull); ok && iv.Default == nil {
return false, fmt.Sprintf("In field %q: Expected %q, found null.", iv.Name.Name, iv.Type)
}
}
}
return true, ""
}
return false, fmt.Sprintf("Expected type %q, found %s.", t, v)
}
func validateBasicLit(v *types.PrimitiveValue, t types.Type) bool {
switch t := t.(type) {
case *types.ScalarTypeDefinition:
switch t.Name {
case "Int":
if v.Type != scanner.Int {
return false
}
f, err := strconv.ParseFloat(v.Text, 64)
if err != nil {
panic(err)
}
return f >= math.MinInt32 && f <= math.MaxInt32
case "Float":
return v.Type == scanner.Int || v.Type == scanner.Float
case "String":
return v.Type == scanner.String
case "Boolean":
return v.Type == scanner.Ident && (v.Text == "true" || v.Text == "false")
case "ID":
return v.Type == scanner.Int || v.Type == scanner.String
default:
//TODO: Type-check against expected type by Unmarshalling
return true
}
case *types.EnumTypeDefinition:
if v.Type != scanner.Ident {
return false
}
for _, option := range t.EnumValuesDefinition {
if option.EnumValue == v.Text {
return true
}
}
return false
}
return false
}
func canBeFragment(t types.Type) bool {
switch t.(type) {
case *types.ObjectTypeDefinition, *types.InterfaceTypeDefinition, *types.Union:
return true
default:
return false
}
}
func canBeInput(t types.Type) bool {
switch t := t.(type) {
case *types.InputObject, *types.ScalarTypeDefinition, *types.EnumTypeDefinition:
return true
case *types.List:
return canBeInput(t.OfType)
case *types.NonNull:
return canBeInput(t.OfType)
default:
return false
}
}
func hasSubfields(t types.Type) bool {
switch t := t.(type) {
case *types.ObjectTypeDefinition, *types.InterfaceTypeDefinition, *types.Union:
return true
case *types.List:
return hasSubfields(t.OfType)
case *types.NonNull:
return hasSubfields(t.OfType)
default:
return false
}
}
func isLeaf(t types.Type) bool {
switch t.(type) {
case *types.ScalarTypeDefinition, *types.EnumTypeDefinition:
return true
default:
return false
}
}
func isNull(lit interface{}) bool {
_, ok := lit.(*types.NullValue)
return ok
}
func typesCompatible(a, b types.Type) bool {
al, aIsList := a.(*types.List)
bl, bIsList := b.(*types.List)
if aIsList || bIsList {
return aIsList && bIsList && typesCompatible(al.OfType, bl.OfType)
}
ann, aIsNN := a.(*types.NonNull)
bnn, bIsNN := b.(*types.NonNull)
if aIsNN || bIsNN {
return aIsNN && bIsNN && typesCompatible(ann.OfType, bnn.OfType)
}
if isLeaf(a) || isLeaf(b) {
return a == b
}
return true
}
func typeCanBeUsedAs(t, as types.Type) bool {
nnT, okT := t.(*types.NonNull)
if okT {
t = nnT.OfType
}
nnAs, okAs := as.(*types.NonNull)
if okAs {
as = nnAs.OfType
if !okT {
return false // nullable can not be used as non-null
}
}
if t == as {
return true
}
if lT, ok := t.(*types.List); ok {
if lAs, ok := as.(*types.List); ok {
return typeCanBeUsedAs(lT.OfType, lAs.OfType)
}
}
return false
}
graphql-go-1.3.0/internal/validation/validation_test.go 0000664 0000000 0000000 00000003266 14171626705 0023262 0 ustar 00root root 0000000 0000000 package validation_test
import (
"os"
"reflect"
"sort"
"testing"
"encoding/json"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/internal/query"
"github.com/graph-gophers/graphql-go/internal/schema"
"github.com/graph-gophers/graphql-go/internal/validation"
"github.com/graph-gophers/graphql-go/types"
)
type Test struct {
Name string
Rule string
Schema int
Query string
Vars map[string]interface{}
Errors []*errors.QueryError
}
func TestValidate(t *testing.T) {
f, err := os.Open("testdata/tests.json")
if err != nil {
t.Fatal(err)
}
var testData struct {
Schemas []string
Tests []*Test
}
if err := json.NewDecoder(f).Decode(&testData); err != nil {
t.Fatal(err)
}
schemas := make([]*types.Schema, len(testData.Schemas))
for i, schemaStr := range testData.Schemas {
schemas[i] = schema.New()
err := schema.Parse(schemas[i], schemaStr, false)
if err != nil {
t.Fatal(err)
}
}
for _, test := range testData.Tests {
t.Run(test.Name, func(t *testing.T) {
d, err := query.Parse(test.Query)
if err != nil {
t.Fatal(err)
}
errs := validation.Validate(schemas[test.Schema], d, test.Vars, 0)
got := []*errors.QueryError{}
for _, err := range errs {
if err.Rule == test.Rule {
err.Rule = ""
got = append(got, err)
}
}
sortLocations(test.Errors)
sortLocations(got)
if !reflect.DeepEqual(test.Errors, got) {
t.Errorf("wrong errors\nexpected: %v\ngot: %v", test.Errors, got)
}
})
}
}
func sortLocations(errs []*errors.QueryError) {
for _, err := range errs {
locs := err.Locations
sort.Slice(locs, func(i, j int) bool { return locs[i].Before(locs[j]) })
}
}
graphql-go-1.3.0/introspection.go 0000664 0000000 0000000 00000004172 14171626705 0017020 0 ustar 00root root 0000000 0000000 package graphql
import (
"context"
"encoding/json"
"github.com/graph-gophers/graphql-go/internal/exec/resolvable"
"github.com/graph-gophers/graphql-go/introspection"
)
// Inspect allows inspection of the given schema.
func (s *Schema) Inspect() *introspection.Schema {
return introspection.WrapSchema(s.schema)
}
// ToJSON encodes the schema in a JSON format used by tools like Relay.
func (s *Schema) ToJSON() ([]byte, error) {
result := s.exec(context.Background(), introspectionQuery, "", nil, &resolvable.Schema{
Meta: s.res.Meta,
Query: &resolvable.Object{},
Schema: *s.schema,
})
if len(result.Errors) != 0 {
panic(result.Errors[0])
}
return json.MarshalIndent(result.Data, "", "\t")
}
var introspectionQuery = `
query {
__schema {
queryType { name }
mutationType { name }
subscriptionType { name }
types {
...FullType
}
directives {
name
description
locations
args {
...InputValue
}
}
}
}
fragment FullType on __Type {
kind
name
description
fields(includeDeprecated: true) {
name
description
args {
...InputValue
}
type {
...TypeRef
}
isDeprecated
deprecationReason
}
inputFields {
...InputValue
}
interfaces {
...TypeRef
}
enumValues(includeDeprecated: true) {
name
description
isDeprecated
deprecationReason
}
possibleTypes {
...TypeRef
}
}
fragment InputValue on __InputValue {
name
description
type { ...TypeRef }
defaultValue
}
fragment TypeRef on __Type {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
ofType {
kind
name
}
}
}
}
}
}
}
}
`
graphql-go-1.3.0/introspection/ 0000775 0000000 0000000 00000000000 14171626705 0016465 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/introspection/introspection.go 0000664 0000000 0000000 00000013200 14171626705 0021710 0 ustar 00root root 0000000 0000000 package introspection
import (
"sort"
"github.com/graph-gophers/graphql-go/types"
)
type Schema struct {
schema *types.Schema
}
// WrapSchema is only used internally.
func WrapSchema(schema *types.Schema) *Schema {
return &Schema{schema}
}
func (r *Schema) Types() []*Type {
var names []string
for name := range r.schema.Types {
names = append(names, name)
}
sort.Strings(names)
l := make([]*Type, len(names))
for i, name := range names {
l[i] = &Type{r.schema.Types[name]}
}
return l
}
func (r *Schema) Directives() []*Directive {
var names []string
for name := range r.schema.Directives {
names = append(names, name)
}
sort.Strings(names)
l := make([]*Directive, len(names))
for i, name := range names {
l[i] = &Directive{r.schema.Directives[name]}
}
return l
}
func (r *Schema) QueryType() *Type {
t, ok := r.schema.EntryPoints["query"]
if !ok {
return nil
}
return &Type{t}
}
func (r *Schema) MutationType() *Type {
t, ok := r.schema.EntryPoints["mutation"]
if !ok {
return nil
}
return &Type{t}
}
func (r *Schema) SubscriptionType() *Type {
t, ok := r.schema.EntryPoints["subscription"]
if !ok {
return nil
}
return &Type{t}
}
type Type struct {
typ types.Type
}
// WrapType is only used internally.
func WrapType(typ types.Type) *Type {
return &Type{typ}
}
func (r *Type) Kind() string {
return r.typ.Kind()
}
func (r *Type) Name() *string {
if named, ok := r.typ.(types.NamedType); ok {
name := named.TypeName()
return &name
}
return nil
}
func (r *Type) Description() *string {
if named, ok := r.typ.(types.NamedType); ok {
desc := named.Description()
if desc == "" {
return nil
}
return &desc
}
return nil
}
func (r *Type) Fields(args *struct{ IncludeDeprecated bool }) *[]*Field {
var fields types.FieldsDefinition
switch t := r.typ.(type) {
case *types.ObjectTypeDefinition:
fields = t.Fields
case *types.InterfaceTypeDefinition:
fields = t.Fields
default:
return nil
}
var l []*Field
for _, f := range fields {
if d := f.Directives.Get("deprecated"); d == nil || args.IncludeDeprecated {
l = append(l, &Field{field: f})
}
}
return &l
}
func (r *Type) Interfaces() *[]*Type {
t, ok := r.typ.(*types.ObjectTypeDefinition)
if !ok {
return nil
}
l := make([]*Type, len(t.Interfaces))
for i, intf := range t.Interfaces {
l[i] = &Type{intf}
}
return &l
}
func (r *Type) PossibleTypes() *[]*Type {
var possibleTypes []*types.ObjectTypeDefinition
switch t := r.typ.(type) {
case *types.InterfaceTypeDefinition:
possibleTypes = t.PossibleTypes
case *types.Union:
possibleTypes = t.UnionMemberTypes
default:
return nil
}
l := make([]*Type, len(possibleTypes))
for i, intf := range possibleTypes {
l[i] = &Type{intf}
}
return &l
}
func (r *Type) EnumValues(args *struct{ IncludeDeprecated bool }) *[]*EnumValue {
t, ok := r.typ.(*types.EnumTypeDefinition)
if !ok {
return nil
}
var l []*EnumValue
for _, v := range t.EnumValuesDefinition {
if d := v.Directives.Get("deprecated"); d == nil || args.IncludeDeprecated {
l = append(l, &EnumValue{v})
}
}
return &l
}
func (r *Type) InputFields() *[]*InputValue {
t, ok := r.typ.(*types.InputObject)
if !ok {
return nil
}
l := make([]*InputValue, len(t.Values))
for i, v := range t.Values {
l[i] = &InputValue{v}
}
return &l
}
func (r *Type) OfType() *Type {
switch t := r.typ.(type) {
case *types.List:
return &Type{t.OfType}
case *types.NonNull:
return &Type{t.OfType}
default:
return nil
}
}
type Field struct {
field *types.FieldDefinition
}
func (r *Field) Name() string {
return r.field.Name
}
func (r *Field) Description() *string {
if r.field.Desc == "" {
return nil
}
return &r.field.Desc
}
func (r *Field) Args() []*InputValue {
l := make([]*InputValue, len(r.field.Arguments))
for i, v := range r.field.Arguments {
l[i] = &InputValue{v}
}
return l
}
func (r *Field) Type() *Type {
return &Type{r.field.Type}
}
func (r *Field) IsDeprecated() bool {
return r.field.Directives.Get("deprecated") != nil
}
func (r *Field) DeprecationReason() *string {
d := r.field.Directives.Get("deprecated")
if d == nil {
return nil
}
reason := d.Arguments.MustGet("reason").Deserialize(nil).(string)
return &reason
}
type InputValue struct {
value *types.InputValueDefinition
}
func (r *InputValue) Name() string {
return r.value.Name.Name
}
func (r *InputValue) Description() *string {
if r.value.Desc == "" {
return nil
}
return &r.value.Desc
}
func (r *InputValue) Type() *Type {
return &Type{r.value.Type}
}
func (r *InputValue) DefaultValue() *string {
if r.value.Default == nil {
return nil
}
s := r.value.Default.String()
return &s
}
type EnumValue struct {
value *types.EnumValueDefinition
}
func (r *EnumValue) Name() string {
return r.value.EnumValue
}
func (r *EnumValue) Description() *string {
if r.value.Desc == "" {
return nil
}
return &r.value.Desc
}
func (r *EnumValue) IsDeprecated() bool {
return r.value.Directives.Get("deprecated") != nil
}
func (r *EnumValue) DeprecationReason() *string {
d := r.value.Directives.Get("deprecated")
if d == nil {
return nil
}
reason := d.Arguments.MustGet("reason").Deserialize(nil).(string)
return &reason
}
type Directive struct {
directive *types.DirectiveDefinition
}
func (r *Directive) Name() string {
return r.directive.Name
}
func (r *Directive) Description() *string {
if r.directive.Desc == "" {
return nil
}
return &r.directive.Desc
}
func (r *Directive) Locations() []string {
return r.directive.Locations
}
func (r *Directive) Args() []*InputValue {
l := make([]*InputValue, len(r.directive.Arguments))
for i, v := range r.directive.Arguments {
l[i] = &InputValue{v}
}
return l
}
graphql-go-1.3.0/introspection_test.go 0000664 0000000 0000000 00000003715 14171626705 0020061 0 ustar 00root root 0000000 0000000 package graphql_test
import (
"bytes"
"encoding/json"
"io/ioutil"
"testing"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/social"
"github.com/graph-gophers/graphql-go/example/starwars"
)
var socialSchema = graphql.MustParseSchema(social.Schema, &social.Resolver{}, graphql.UseFieldResolvers())
func TestSchema_ToJSON(t *testing.T) {
t.Parallel()
type args struct {
Schema *graphql.Schema
}
type want struct {
JSON []byte
}
testTable := []struct {
Name string
Args args
Want want
}{
{
Name: "Social Schema",
Args: args{Schema: socialSchema},
Want: want{JSON: mustReadFile("example/social/introspect.json")},
},
{
Name: "Star Wars Schema",
Args: args{Schema: graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{})},
Want: want{JSON: mustReadFile("example/starwars/introspect.json")},
},
{
Name: "Star Wars Schema without Resolver",
Args: args{Schema: graphql.MustParseSchema(starwars.Schema, nil)},
Want: want{JSON: mustReadFile("example/starwars/introspect.json")},
},
}
for _, tt := range testTable {
t.Run(tt.Name, func(t *testing.T) {
j, err := tt.Args.Schema.ToJSON()
if err != nil {
t.Fatalf("invalid schema %s", err.Error())
}
// Verify JSON to avoid red herring errors.
got, err := formatJSON(j)
if err != nil {
t.Fatalf("got: invalid JSON: %s", err)
}
want, err := formatJSON(tt.Want.JSON)
if err != nil {
t.Fatalf("want: invalid JSON: %s", err)
}
if !bytes.Equal(got, want) {
t.Logf("got: %s", got)
t.Logf("want: %s", want)
t.Fail()
}
})
}
}
func formatJSON(data []byte) ([]byte, error) {
var v interface{}
if err := json.Unmarshal(data, &v); err != nil {
return nil, err
}
formatted, err := json.Marshal(v)
if err != nil {
return nil, err
}
return formatted, nil
}
func mustReadFile(filename string) []byte {
b, err := ioutil.ReadFile(filename)
if err != nil {
panic(err)
}
return b
}
graphql-go-1.3.0/log/ 0000775 0000000 0000000 00000000000 14171626705 0014346 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/log/log.go 0000664 0000000 0000000 00000001273 14171626705 0015461 0 ustar 00root root 0000000 0000000 package log
import (
"context"
"log"
"runtime"
)
// Logger is the interface used to log panics that occur during query execution. It is settable via graphql.ParseSchema
type Logger interface {
LogPanic(ctx context.Context, value interface{})
}
// DefaultLogger is the default logger used to log panics that occur during query execution
type DefaultLogger struct{}
// LogPanic is used to log recovered panic values that occur during query execution
func (l *DefaultLogger) LogPanic(ctx context.Context, value interface{}) {
const size = 64 << 10
buf := make([]byte, size)
buf = buf[:runtime.Stack(buf, false)]
log.Printf("graphql: panic occurred: %v\n%s\ncontext: %v", value, buf, ctx)
}
graphql-go-1.3.0/nullable_types.go 0000664 0000000 0000000 00000006600 14171626705 0017140 0 ustar 00root root 0000000 0000000 package graphql
import (
"fmt"
"math"
)
// NullString is a string that can be null. Use it in input structs to
// differentiate a value explicitly set to null from an omitted value.
// When the value is defined (either null or a value) Set is true.
type NullString struct {
Value *string
Set bool
}
func (NullString) ImplementsGraphQLType(name string) bool {
return name == "String"
}
func (s *NullString) UnmarshalGraphQL(input interface{}) error {
s.Set = true
if input == nil {
return nil
}
switch v := input.(type) {
case string:
s.Value = &v
return nil
default:
return fmt.Errorf("wrong type for String: %T", v)
}
}
func (s *NullString) Nullable() {}
// NullBool is a string that can be null. Use it in input structs to
// differentiate a value explicitly set to null from an omitted value.
// When the value is defined (either null or a value) Set is true.
type NullBool struct {
Value *bool
Set bool
}
func (NullBool) ImplementsGraphQLType(name string) bool {
return name == "Boolean"
}
func (s *NullBool) UnmarshalGraphQL(input interface{}) error {
s.Set = true
if input == nil {
return nil
}
switch v := input.(type) {
case bool:
s.Value = &v
return nil
default:
return fmt.Errorf("wrong type for Boolean: %T", v)
}
}
func (s *NullBool) Nullable() {}
// NullInt is a string that can be null. Use it in input structs to
// differentiate a value explicitly set to null from an omitted value.
// When the value is defined (either null or a value) Set is true.
type NullInt struct {
Value *int32
Set bool
}
func (NullInt) ImplementsGraphQLType(name string) bool {
return name == "Int"
}
func (s *NullInt) UnmarshalGraphQL(input interface{}) error {
s.Set = true
if input == nil {
return nil
}
switch v := input.(type) {
case int32:
s.Value = &v
return nil
case float64:
coerced := int32(v)
if v < math.MinInt32 || v > math.MaxInt32 || float64(coerced) != v {
return fmt.Errorf("not a 32-bit integer")
}
s.Value = &coerced
return nil
default:
return fmt.Errorf("wrong type for Int: %T", v)
}
}
func (s *NullInt) Nullable() {}
// NullFloat is a string that can be null. Use it in input structs to
// differentiate a value explicitly set to null from an omitted value.
// When the value is defined (either null or a value) Set is true.
type NullFloat struct {
Value *float64
Set bool
}
func (NullFloat) ImplementsGraphQLType(name string) bool {
return name == "Float"
}
func (s *NullFloat) UnmarshalGraphQL(input interface{}) error {
s.Set = true
if input == nil {
return nil
}
switch v := input.(type) {
case float64:
s.Value = &v
return nil
case int32:
coerced := float64(v)
s.Value = &coerced
return nil
case int:
coerced := float64(v)
s.Value = &coerced
return nil
default:
return fmt.Errorf("wrong type for Float: %T", v)
}
}
func (s *NullFloat) Nullable() {}
// NullTime is a string that can be null. Use it in input structs to
// differentiate a value explicitly set to null from an omitted value.
// When the value is defined (either null or a value) Set is true.
type NullTime struct {
Value *Time
Set bool
}
func (NullTime) ImplementsGraphQLType(name string) bool {
return name == "Time"
}
func (s *NullTime) UnmarshalGraphQL(input interface{}) error {
s.Set = true
if input == nil {
return nil
}
s.Value = new(Time)
return s.Value.UnmarshalGraphQL(input)
}
func (s *NullTime) Nullable() {}
graphql-go-1.3.0/nullable_types_test.go 0000664 0000000 0000000 00000007472 14171626705 0020207 0 ustar 00root root 0000000 0000000 package graphql_test
import (
"math"
"testing"
. "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/decode"
)
func TestNullInt_ImplementsUnmarshaler(t *testing.T) {
defer func() {
if err := recover(); err != nil {
t.Error(err)
}
}()
// assert *NullInt implements decode.Unmarshaler interface
var _ decode.Unmarshaler = (*NullInt)(nil)
}
func TestNullInt_UnmarshalGraphQL(t *testing.T) {
type args struct {
input interface{}
}
a := float64(math.MaxInt32 + 1)
b := float64(math.MinInt32 - 1)
c := 1234.6
good := int32(1234)
ref := NullInt{
Value: &good,
Set: true,
}
t.Run("invalid", func(t *testing.T) {
tests := []struct {
name string
args args
wantErr string
}{
{
name: "boolean",
args: args{input: true},
wantErr: "wrong type for Int: bool",
},
{
name: "int32 out of range (+)",
args: args{
input: a,
},
wantErr: "not a 32-bit integer",
},
{
name: "int32 out of range (-)",
args: args{
input: b,
},
wantErr: "not a 32-bit integer",
},
{
name: "non-integer",
args: args{
input: c,
},
wantErr: "not a 32-bit integer",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := new(NullInt)
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
if err.Error() != tt.wantErr {
t.Errorf("UnmarshalGraphQL() error = %v, want = %s", err, tt.wantErr)
}
return
}
t.Error("UnmarshalGraphQL() expected error not raised")
})
}
})
tests := []struct {
name string
args args
wantEq NullInt
}{
{
name: "int32",
args: args{
input: good,
},
wantEq: ref,
},
{
name: "float64",
args: args{
input: float64(good),
},
wantEq: ref,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := new(NullInt)
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
t.Errorf("UnmarshalGraphQL() error = %v", err)
return
}
if *gt.Value != *tt.wantEq.Value {
t.Errorf("UnmarshalGraphQL() got = %v, want = %v", *gt.Value, *tt.wantEq.Value)
}
})
}
}
func TestNullFloat_ImplementsUnmarshaler(t *testing.T) {
defer func() {
if err := recover(); err != nil {
t.Error(err)
}
}()
// assert *NullFloat implements decode.Unmarshaler interface
var _ decode.Unmarshaler = (*NullFloat)(nil)
}
func TestNullFloat_UnmarshalGraphQL(t *testing.T) {
type args struct {
input interface{}
}
good := float64(1234)
ref := NullFloat{
Value: &good,
Set: true,
}
t.Run("invalid", func(t *testing.T) {
tests := []struct {
name string
args args
wantErr string
}{
{
name: "boolean",
args: args{input: true},
wantErr: "wrong type for Float: bool",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := new(NullFloat)
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
if err.Error() != tt.wantErr {
t.Errorf("UnmarshalGraphQL() error = %v, want = %s", err, tt.wantErr)
}
return
}
t.Error("UnmarshalGraphQL() expected error not raised")
})
}
})
tests := []struct {
name string
args args
wantEq NullFloat
}{
{
name: "int",
args: args{
input: int(good),
},
wantEq: ref,
},
{
name: "int32",
args: args{
input: int32(good),
},
wantEq: ref,
},
{
name: "float64",
args: args{
input: good,
},
wantEq: ref,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := new(NullFloat)
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
t.Errorf("UnmarshalGraphQL() error = %v", err)
return
}
if *gt.Value != *tt.wantEq.Value {
t.Errorf("UnmarshalGraphQL() got = %v, want = %v", *gt.Value, *tt.wantEq.Value)
}
})
}
}
graphql-go-1.3.0/relay/ 0000775 0000000 0000000 00000000000 14171626705 0014701 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/relay/relay.go 0000664 0000000 0000000 00000003171 14171626705 0016346 0 ustar 00root root 0000000 0000000 package relay
import (
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"net/http"
"strings"
graphql "github.com/graph-gophers/graphql-go"
)
func MarshalID(kind string, spec interface{}) graphql.ID {
d, err := json.Marshal(spec)
if err != nil {
panic(fmt.Errorf("relay.MarshalID: %s", err))
}
return graphql.ID(base64.URLEncoding.EncodeToString(append([]byte(kind+":"), d...)))
}
func UnmarshalKind(id graphql.ID) string {
s, err := base64.URLEncoding.DecodeString(string(id))
if err != nil {
return ""
}
i := strings.IndexByte(string(s), ':')
if i == -1 {
return ""
}
return string(s[:i])
}
func UnmarshalSpec(id graphql.ID, v interface{}) error {
s, err := base64.URLEncoding.DecodeString(string(id))
if err != nil {
return err
}
i := strings.IndexByte(string(s), ':')
if i == -1 {
return errors.New("invalid graphql.ID")
}
return json.Unmarshal(s[i+1:], v)
}
type Handler struct {
Schema *graphql.Schema
}
func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
var params struct {
Query string `json:"query"`
OperationName string `json:"operationName"`
Variables map[string]interface{} `json:"variables"`
}
if err := json.NewDecoder(r.Body).Decode(¶ms); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
response := h.Schema.Exec(r.Context(), params.Query, params.OperationName, params.Variables)
responseJSON, err := json.Marshal(response)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
w.Header().Set("Content-Type", "application/json")
w.Write(responseJSON)
}
graphql-go-1.3.0/relay/relay_test.go 0000664 0000000 0000000 00000002075 14171626705 0017407 0 ustar 00root root 0000000 0000000 package relay_test
import (
"net/http/httptest"
"strings"
"testing"
"github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/example/starwars"
"github.com/graph-gophers/graphql-go/relay"
)
var starwarsSchema = graphql.MustParseSchema(starwars.Schema, &starwars.Resolver{})
func TestServeHTTP(t *testing.T) {
w := httptest.NewRecorder()
r := httptest.NewRequest("POST", "/some/path/here", strings.NewReader(`{"query":"{ hero { name } }", "operationName":"", "variables": null}`))
h := relay.Handler{Schema: starwarsSchema}
h.ServeHTTP(w, r)
if w.Code != 200 {
t.Fatalf("Expected status code 200, got %d.", w.Code)
}
contentType := w.Header().Get("Content-Type")
if contentType != "application/json" {
t.Fatalf("Invalid content-type. Expected [application/json], but instead got [%s]", contentType)
}
expectedResponse := `{"data":{"hero":{"name":"R2-D2"}}}`
actualResponse := w.Body.String()
if expectedResponse != actualResponse {
t.Fatalf("Invalid response. Expected [%s], but instead got [%s]", expectedResponse, actualResponse)
}
}
graphql-go-1.3.0/scripts/ 0000775 0000000 0000000 00000000000 14171626705 0015254 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/scripts/golangci_install.sh 0000775 0000000 0000000 00000024762 14171626705 0021137 0 ustar 00root root 0000000 0000000 #!/bin/sh
set -e
# Code generated by godownloader. DO NOT EDIT.
#
usage() {
this=$1
cat </dev/null
}
echoerr() {
echo "$@" 1>&2
}
log_prefix() {
echo "$0"
}
_logp=6
log_set_priority() {
_logp="$1"
}
log_priority() {
if test -z "$1"; then
echo "$_logp"
return
fi
[ "$1" -le "$_logp" ]
}
log_tag() {
case $1 in
0) echo "emerg" ;;
1) echo "alert" ;;
2) echo "crit" ;;
3) echo "err" ;;
4) echo "warning" ;;
5) echo "notice" ;;
6) echo "info" ;;
7) echo "debug" ;;
*) echo "$1" ;;
esac
}
log_debug() {
log_priority 7 || return 0
echoerr "$(log_prefix)" "$(log_tag 7)" "$@"
}
log_info() {
log_priority 6 || return 0
echoerr "$(log_prefix)" "$(log_tag 6)" "$@"
}
log_err() {
log_priority 3 || return 0
echoerr "$(log_prefix)" "$(log_tag 3)" "$@"
}
log_crit() {
log_priority 2 || return 0
echoerr "$(log_prefix)" "$(log_tag 2)" "$@"
}
uname_os() {
os=$(uname -s | tr '[:upper:]' '[:lower:]')
case "$os" in
cygwin_nt*) os="windows" ;;
mingw*) os="windows" ;;
msys_nt*) os="windows" ;;
esac
echo "$os"
}
uname_arch() {
arch=$(uname -m)
case $arch in
x86_64) arch="amd64" ;;
x86) arch="386" ;;
i686) arch="386" ;;
i386) arch="386" ;;
aarch64) arch="arm64" ;;
armv5*) arch="armv5" ;;
armv6*) arch="armv6" ;;
armv7*) arch="armv7" ;;
esac
echo ${arch}
}
uname_os_check() {
os=$(uname_os)
case "$os" in
darwin) return 0 ;;
dragonfly) return 0 ;;
freebsd) return 0 ;;
linux) return 0 ;;
android) return 0 ;;
nacl) return 0 ;;
netbsd) return 0 ;;
openbsd) return 0 ;;
plan9) return 0 ;;
solaris) return 0 ;;
windows) return 0 ;;
esac
log_crit "uname_os_check '$(uname -s)' got converted to '$os' which is not a GOOS value. Please file bug at https://github.com/client9/shlib"
return 1
}
uname_arch_check() {
arch=$(uname_arch)
case "$arch" in
386) return 0 ;;
amd64) return 0 ;;
arm64) return 0 ;;
armv5) return 0 ;;
armv6) return 0 ;;
armv7) return 0 ;;
ppc64) return 0 ;;
ppc64le) return 0 ;;
mips) return 0 ;;
mipsle) return 0 ;;
mips64) return 0 ;;
mips64le) return 0 ;;
s390x) return 0 ;;
amd64p32) return 0 ;;
esac
log_crit "uname_arch_check '$(uname -m)' got converted to '$arch' which is not a GOARCH value. Please file bug report at https://github.com/client9/shlib"
return 1
}
untar() {
tarball=$1
case "${tarball}" in
*.tar.gz | *.tgz) tar --no-same-owner -xzf "${tarball}" ;;
*.tar) tar --no-same-owner -xf "${tarball}" ;;
*.zip) unzip "${tarball}" ;;
*)
log_err "untar unknown archive format for ${tarball}"
return 1
;;
esac
}
http_download_curl() {
local_file=$1
source_url=$2
header=$3
if [ -z "$header" ]; then
code=$(curl -w '%{http_code}' -sL -o "$local_file" "$source_url")
else
code=$(curl -w '%{http_code}' -sL -H "$header" -o "$local_file" "$source_url")
fi
if [ "$code" != "200" ]; then
log_debug "http_download_curl received HTTP status $code"
return 1
fi
return 0
}
http_download_wget() {
local_file=$1
source_url=$2
header=$3
if [ -z "$header" ]; then
wget -q -O "$local_file" "$source_url"
else
wget -q --header "$header" -O "$local_file" "$source_url"
fi
}
http_download() {
log_debug "http_download $2"
if is_command curl; then
http_download_curl "$@"
return
elif is_command wget; then
http_download_wget "$@"
return
fi
log_crit "http_download unable to find wget or curl"
return 1
}
http_copy() {
tmp=$(mktemp)
http_download "${tmp}" "$1" "$2" || return 1
body=$(cat "$tmp")
rm -f "${tmp}"
echo "$body"
}
github_release() {
owner_repo=$1
version=$2
test -z "$version" && version="latest"
giturl="https://github.com/${owner_repo}/releases/${version}"
json=$(http_copy "$giturl" "Accept:application/json")
test -z "$json" && return 1
version=$(echo "$json" | tr -s '\n' ' ' | sed 's/.*"tag_name":"//' | sed 's/".*//')
test -z "$version" && return 1
echo "$version"
}
hash_sha256() {
TARGET=${1:-/dev/stdin}
if is_command gsha256sum; then
hash=$(gsha256sum "$TARGET") || return 1
echo "$hash" | cut -d ' ' -f 1
elif is_command sha256sum; then
hash=$(sha256sum "$TARGET") || return 1
echo "$hash" | cut -d ' ' -f 1
elif is_command shasum; then
hash=$(shasum -a 256 "$TARGET" 2>/dev/null) || return 1
echo "$hash" | cut -d ' ' -f 1
elif is_command openssl; then
hash=$(openssl -dst openssl dgst -sha256 "$TARGET") || return 1
echo "$hash" | cut -d ' ' -f a
else
log_crit "hash_sha256 unable to find command to compute sha-256 hash"
return 1
fi
}
hash_sha256_verify() {
TARGET=$1
checksums=$2
if [ -z "$checksums" ]; then
log_err "hash_sha256_verify checksum file not specified in arg2"
return 1
fi
BASENAME=${TARGET##*/}
want=$(grep "${BASENAME}" "${checksums}" 2>/dev/null | tr '\t' ' ' | cut -d ' ' -f 1)
if [ -z "$want" ]; then
log_err "hash_sha256_verify unable to find checksum for '${TARGET}' in '${checksums}'"
return 1
fi
got=$(hash_sha256 "$TARGET")
if [ "$want" != "$got" ]; then
log_err "hash_sha256_verify checksum for '$TARGET' did not verify ${want} vs $got"
return 1
fi
}
cat /dev/null <= 1e10 {
sec := input / 1e9
nsec := input - (sec * 1e9)
t.Time = time.Unix(sec, nsec)
} else {
t.Time = time.Unix(input, 0)
}
return nil
case float64:
t.Time = time.Unix(int64(input), 0)
return nil
default:
return fmt.Errorf("wrong type for Time: %T", input)
}
}
// MarshalJSON is a custom marshaler for Time
//
// This function will be called whenever you
// query for fields that use the Time type
func (t Time) MarshalJSON() ([]byte, error) {
return json.Marshal(t.Time)
}
graphql-go-1.3.0/time_test.go 0000664 0000000 0000000 00000006304 14171626705 0016114 0 ustar 00root root 0000000 0000000 package graphql_test
import (
"bytes"
"encoding/json"
"testing"
"time"
. "github.com/graph-gophers/graphql-go"
"github.com/graph-gophers/graphql-go/decode"
)
func TestTime_ImplementsUnmarshaler(t *testing.T) {
defer func() {
if err := recover(); err != nil {
t.Error(err)
}
}()
// assert *Time implements decode.Unmarshaler interface
var _ decode.Unmarshaler = (*Time)(nil)
}
func TestTime_ImplementsGraphQLType(t *testing.T) {
gt := &Time{}
if gt.ImplementsGraphQLType("foobar") {
t.Error("Type *Time must not claim to implement GraphQL type 'foobar'")
}
if !gt.ImplementsGraphQLType("Time") {
t.Error("Failed asserting *Time implements GraphQL type Time")
}
}
func TestTime_MarshalJSON(t *testing.T) {
var err error
var b1, b2 []byte
ref := time.Date(2021, time.April, 20, 12, 3, 23, 551476231, time.UTC)
if b1, err = json.Marshal(ref); err != nil {
t.Error(err)
return
}
if b2, err = json.Marshal(Time{Time: ref}); err != nil {
t.Errorf("MarshalJSON() error = %v", err)
return
}
if !bytes.Equal(b1, b2) {
t.Errorf("MarshalJSON() got = %s, want = %s", b2, b1)
}
}
func TestTime_UnmarshalGraphQL(t *testing.T) {
type args struct {
input interface{}
}
ref := time.Date(2021, time.April, 20, 12, 3, 23, 551476231, time.UTC)
refZeroNano := time.Unix(ref.Unix(), 0)
t.Run("invalid", func(t *testing.T) {
tests := []struct {
name string
args args
wantErr string
}{
{
name: "boolean",
args: args{input: true},
wantErr: "wrong type for Time: bool",
},
{
name: "invalid format",
args: args{input: ref.Format(time.ANSIC)},
wantErr: `parsing time "Tue Apr 20 12:03:23 2021" as "2006-01-02T15:04:05Z07:00": cannot parse "Tue Apr 20 12:03:23 2021" as "2006"`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := new(Time)
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
if err.Error() != tt.wantErr {
t.Errorf("UnmarshalGraphQL() error = %v, want = %s", err, tt.wantErr)
}
return
}
t.Error("UnmarshalGraphQL() expected error not raised")
})
}
})
tests := []struct {
name string
args args
wantEq time.Time
}{
{
name: "time.Time",
args: args{
input: ref,
},
wantEq: ref,
},
{
name: "string",
args: args{
input: ref.Format(time.RFC3339),
},
wantEq: refZeroNano,
},
{
name: "bytes",
args: args{
input: []byte(ref.Format(time.RFC3339)),
},
wantEq: refZeroNano,
},
{
name: "int32",
args: args{
input: int32(ref.Unix()),
},
wantEq: refZeroNano,
},
{
name: "int64",
args: args{
input: ref.Unix(),
},
wantEq: refZeroNano,
},
{
name: "int64-nano",
args: args{
input: ref.UnixNano(),
},
wantEq: ref,
},
{
name: "float64",
args: args{
input: float64(ref.Unix()),
},
wantEq: refZeroNano,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gt := &Time{}
if err := gt.UnmarshalGraphQL(tt.args.input); err != nil {
t.Errorf("UnmarshalGraphQL() error = %v", err)
return
}
if !gt.Equal(tt.wantEq) {
t.Errorf("UnmarshalGraphQL() got = %v, want = %v", gt, tt.wantEq)
}
})
}
}
graphql-go-1.3.0/trace/ 0000775 0000000 0000000 00000000000 14171626705 0014663 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/trace/trace.go 0000664 0000000 0000000 00000006116 14171626705 0016314 0 ustar 00root root 0000000 0000000 package trace
import (
"context"
"fmt"
"github.com/graph-gophers/graphql-go/errors"
"github.com/graph-gophers/graphql-go/introspection"
opentracing "github.com/opentracing/opentracing-go"
"github.com/opentracing/opentracing-go/ext"
"github.com/opentracing/opentracing-go/log"
)
type TraceQueryFinishFunc func([]*errors.QueryError)
type TraceFieldFinishFunc func(*errors.QueryError)
type Tracer interface {
TraceQuery(ctx context.Context, queryString string, operationName string, variables map[string]interface{}, varTypes map[string]*introspection.Type) (context.Context, TraceQueryFinishFunc)
TraceField(ctx context.Context, label, typeName, fieldName string, trivial bool, args map[string]interface{}) (context.Context, TraceFieldFinishFunc)
}
type OpenTracingTracer struct{}
func (OpenTracingTracer) TraceQuery(ctx context.Context, queryString string, operationName string, variables map[string]interface{}, varTypes map[string]*introspection.Type) (context.Context, TraceQueryFinishFunc) {
span, spanCtx := opentracing.StartSpanFromContext(ctx, "GraphQL request")
span.SetTag("graphql.query", queryString)
if operationName != "" {
span.SetTag("graphql.operationName", operationName)
}
if len(variables) != 0 {
span.LogFields(log.Object("graphql.variables", variables))
}
return spanCtx, func(errs []*errors.QueryError) {
if len(errs) > 0 {
msg := errs[0].Error()
if len(errs) > 1 {
msg += fmt.Sprintf(" (and %d more errors)", len(errs)-1)
}
ext.Error.Set(span, true)
span.SetTag("graphql.error", msg)
}
span.Finish()
}
}
func (OpenTracingTracer) TraceField(ctx context.Context, label, typeName, fieldName string, trivial bool, args map[string]interface{}) (context.Context, TraceFieldFinishFunc) {
if trivial {
return ctx, noop
}
span, spanCtx := opentracing.StartSpanFromContext(ctx, label)
span.SetTag("graphql.type", typeName)
span.SetTag("graphql.field", fieldName)
for name, value := range args {
span.SetTag("graphql.args."+name, value)
}
return spanCtx, func(err *errors.QueryError) {
if err != nil {
ext.Error.Set(span, true)
span.SetTag("graphql.error", err.Error())
}
span.Finish()
}
}
func (OpenTracingTracer) TraceValidation(ctx context.Context) TraceValidationFinishFunc {
span, _ := opentracing.StartSpanFromContext(ctx, "Validate Query")
return func(errs []*errors.QueryError) {
if len(errs) > 0 {
msg := errs[0].Error()
if len(errs) > 1 {
msg += fmt.Sprintf(" (and %d more errors)", len(errs)-1)
}
ext.Error.Set(span, true)
span.SetTag("graphql.error", msg)
}
span.Finish()
}
}
func noop(*errors.QueryError) {}
type NoopTracer struct{}
func (NoopTracer) TraceQuery(ctx context.Context, queryString string, operationName string, variables map[string]interface{}, varTypes map[string]*introspection.Type) (context.Context, TraceQueryFinishFunc) {
return ctx, func(errs []*errors.QueryError) {}
}
func (NoopTracer) TraceField(ctx context.Context, label, typeName, fieldName string, trivial bool, args map[string]interface{}) (context.Context, TraceFieldFinishFunc) {
return ctx, func(err *errors.QueryError) {}
}
graphql-go-1.3.0/trace/validation_trace.go 0000664 0000000 0000000 00000001127 14171626705 0020523 0 ustar 00root root 0000000 0000000 package trace
import (
"context"
"github.com/graph-gophers/graphql-go/errors"
)
type TraceValidationFinishFunc = TraceQueryFinishFunc
// Deprecated: use ValidationTracerContext.
type ValidationTracer interface {
TraceValidation() TraceValidationFinishFunc
}
type ValidationTracerContext interface {
TraceValidation(ctx context.Context) TraceValidationFinishFunc
}
type NoopValidationTracer struct{}
// Deprecated: use a Tracer which implements ValidationTracerContext.
func (NoopValidationTracer) TraceValidation() TraceValidationFinishFunc {
return func(errs []*errors.QueryError) {}
}
graphql-go-1.3.0/types/ 0000775 0000000 0000000 00000000000 14171626705 0014731 5 ustar 00root root 0000000 0000000 graphql-go-1.3.0/types/argument.go 0000664 0000000 0000000 00000002065 14171626705 0017105 0 ustar 00root root 0000000 0000000 package types
// Argument is a representation of the GraphQL Argument.
//
// https://spec.graphql.org/draft/#sec-Language.Arguments
type Argument struct {
Name Ident
Value Value
}
// ArgumentList is a collection of GraphQL Arguments.
type ArgumentList []*Argument
// Returns a Value in the ArgumentList by name.
func (l ArgumentList) Get(name string) (Value, bool) {
for _, arg := range l {
if arg.Name.Name == name {
return arg.Value, true
}
}
return nil, false
}
// MustGet returns a Value in the ArgumentList by name.
// MustGet will panic if the argument name is not found in the ArgumentList.
func (l ArgumentList) MustGet(name string) Value {
value, ok := l.Get(name)
if !ok {
panic("argument not found")
}
return value
}
type ArgumentsDefinition []*InputValueDefinition
// Get returns an InputValueDefinition in the ArgumentsDefinition by name or nil if not found.
func (a ArgumentsDefinition) Get(name string) *InputValueDefinition {
for _, inputValue := range a {
if inputValue.Name.Name == name {
return inputValue
}
}
return nil
}
graphql-go-1.3.0/types/directive.go 0000664 0000000 0000000 00000001432 14171626705 0017236 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// Directive is a representation of the GraphQL Directive.
//
// http://spec.graphql.org/draft/#sec-Language.Directives
type Directive struct {
Name Ident
Arguments ArgumentList
}
// DirectiveDefinition is a representation of the GraphQL DirectiveDefinition.
//
// http://spec.graphql.org/draft/#sec-Type-System.Directives
type DirectiveDefinition struct {
Name string
Desc string
Locations []string
Arguments ArgumentsDefinition
Loc errors.Location
}
type DirectiveList []*Directive
// Returns the Directive in the DirectiveList by name or nil if not found.
func (l DirectiveList) Get(name string) *Directive {
for _, d := range l {
if d.Name.Name == name {
return d
}
}
return nil
}
graphql-go-1.3.0/types/doc.go 0000664 0000000 0000000 00000000312 14171626705 0016021 0 ustar 00root root 0000000 0000000 /*
Package types represents all types from the GraphQL specification in code.
The names of the Go types, whenever possible, match 1:1 with the names from
the specification.
*/
package types
graphql-go-1.3.0/types/enum.go 0000664 0000000 0000000 00000002050 14171626705 0016221 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// EnumTypeDefinition defines a set of possible enum values.
//
// Like scalar types, an EnumTypeDefinition also represents a leaf value in a GraphQL type system.
//
// http://spec.graphql.org/draft/#sec-Enums
type EnumTypeDefinition struct {
Name string
EnumValuesDefinition []*EnumValueDefinition
Desc string
Directives DirectiveList
Loc errors.Location
}
// EnumValueDefinition are unique values that may be serialized as a string: the name of the
// represented value.
//
// http://spec.graphql.org/draft/#EnumValueDefinition
type EnumValueDefinition struct {
EnumValue string
Directives DirectiveList
Desc string
Loc errors.Location
}
func (*EnumTypeDefinition) Kind() string { return "ENUM" }
func (t *EnumTypeDefinition) String() string { return t.Name }
func (t *EnumTypeDefinition) TypeName() string { return t.Name }
func (t *EnumTypeDefinition) Description() string { return t.Desc }
graphql-go-1.3.0/types/extension.go 0000664 0000000 0000000 00000000530 14171626705 0017272 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// Extension type defines a GraphQL type extension.
// Schemas, Objects, Inputs and Scalars can be extended.
//
// https://spec.graphql.org/draft/#sec-Type-System-Extensions
type Extension struct {
Type NamedType
Directives DirectiveList
Loc errors.Location
}
graphql-go-1.3.0/types/field.go 0000664 0000000 0000000 00000001660 14171626705 0016346 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// FieldDefinition is a representation of a GraphQL FieldDefinition.
//
// http://spec.graphql.org/draft/#FieldDefinition
type FieldDefinition struct {
Name string
Arguments ArgumentsDefinition
Type Type
Directives DirectiveList
Desc string
Loc errors.Location
}
// FieldsDefinition is a list of an ObjectTypeDefinition's Fields.
//
// https://spec.graphql.org/draft/#FieldsDefinition
type FieldsDefinition []*FieldDefinition
// Get returns a FieldDefinition in a FieldsDefinition by name or nil if not found.
func (l FieldsDefinition) Get(name string) *FieldDefinition {
for _, f := range l {
if f.Name == name {
return f
}
}
return nil
}
// Names returns a slice of FieldDefinition names.
func (l FieldsDefinition) Names() []string {
names := make([]string, len(l))
for i, f := range l {
names[i] = f.Name
}
return names
}
graphql-go-1.3.0/types/fragment.go 0000664 0000000 0000000 00000002206 14171626705 0017063 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
type Fragment struct {
On TypeName
Selections SelectionSet
}
// InlineFragment is a representation of the GraphQL InlineFragment.
//
// http://spec.graphql.org/draft/#InlineFragment
type InlineFragment struct {
Fragment
Directives DirectiveList
Loc errors.Location
}
// FragmentDefinition is a representation of the GraphQL FragmentDefinition.
//
// http://spec.graphql.org/draft/#FragmentDefinition
type FragmentDefinition struct {
Fragment
Name Ident
Directives DirectiveList
Loc errors.Location
}
// FragmentSpread is a representation of the GraphQL FragmentSpread.
//
// http://spec.graphql.org/draft/#FragmentSpread
type FragmentSpread struct {
Name Ident
Directives DirectiveList
Loc errors.Location
}
type FragmentList []*FragmentDefinition
// Returns a FragmentDefinition by name or nil if not found.
func (l FragmentList) Get(name string) *FragmentDefinition {
for _, f := range l {
if f.Name.Name == name {
return f
}
}
return nil
}
func (InlineFragment) isSelection() {}
func (FragmentSpread) isSelection() {}
graphql-go-1.3.0/types/input.go 0000664 0000000 0000000 00000002456 14171626705 0016426 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// InputValueDefinition is a representation of the GraphQL InputValueDefinition.
//
// http://spec.graphql.org/draft/#InputValueDefinition
type InputValueDefinition struct {
Name Ident
Type Type
Default Value
Desc string
Directives DirectiveList
Loc errors.Location
TypeLoc errors.Location
}
type InputValueDefinitionList []*InputValueDefinition
// Returns an InputValueDefinition by name or nil if not found.
func (l InputValueDefinitionList) Get(name string) *InputValueDefinition {
for _, v := range l {
if v.Name.Name == name {
return v
}
}
return nil
}
// InputObject types define a set of input fields; the input fields are either scalars, enums, or
// other input objects.
//
// This allows arguments to accept arbitrarily complex structs.
//
// http://spec.graphql.org/draft/#sec-Input-Objects
type InputObject struct {
Name string
Desc string
Values ArgumentsDefinition
Directives DirectiveList
Loc errors.Location
}
func (*InputObject) Kind() string { return "INPUT_OBJECT" }
func (t *InputObject) String() string { return t.Name }
func (t *InputObject) TypeName() string { return t.Name }
func (t *InputObject) Description() string { return t.Desc }
graphql-go-1.3.0/types/interface.go 0000664 0000000 0000000 00000001700 14171626705 0017216 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// InterfaceTypeDefinition recusrively defines list of named fields with their arguments via the
// implementation chain of interfaces.
//
// GraphQL objects can then implement these interfaces which requires that the object type will
// define all fields defined by those interfaces.
//
// http://spec.graphql.org/draft/#sec-Interfaces
type InterfaceTypeDefinition struct {
Name string
PossibleTypes []*ObjectTypeDefinition
Fields FieldsDefinition
Desc string
Directives DirectiveList
Loc errors.Location
Interfaces []*InterfaceTypeDefinition
}
func (*InterfaceTypeDefinition) Kind() string { return "INTERFACE" }
func (t *InterfaceTypeDefinition) String() string { return t.Name }
func (t *InterfaceTypeDefinition) TypeName() string { return t.Name }
func (t *InterfaceTypeDefinition) Description() string { return t.Desc }
graphql-go-1.3.0/types/object.go 0000664 0000000 0000000 00000001367 14171626705 0016535 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// ObjectTypeDefinition represents a GraphQL ObjectTypeDefinition.
//
// type FooObject {
// foo: String
// }
//
// https://spec.graphql.org/draft/#sec-Objects
type ObjectTypeDefinition struct {
Name string
Interfaces []*InterfaceTypeDefinition
Fields FieldsDefinition
Desc string
Directives DirectiveList
InterfaceNames []string
Loc errors.Location
}
func (*ObjectTypeDefinition) Kind() string { return "OBJECT" }
func (t *ObjectTypeDefinition) String() string { return t.Name }
func (t *ObjectTypeDefinition) TypeName() string { return t.Name }
func (t *ObjectTypeDefinition) Description() string { return t.Desc }
graphql-go-1.3.0/types/query.go 0000664 0000000 0000000 00000002711 14171626705 0016426 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// ExecutableDefinition represents a set of operations or fragments that can be executed
// against a schema.
//
// http://spec.graphql.org/draft/#ExecutableDefinition
type ExecutableDefinition struct {
Operations OperationList
Fragments FragmentList
}
// OperationDefinition represents a GraphQL Operation.
//
// https://spec.graphql.org/draft/#sec-Language.Operations
type OperationDefinition struct {
Type OperationType
Name Ident
Vars ArgumentsDefinition
Selections SelectionSet
Directives DirectiveList
Loc errors.Location
}
type OperationType string
// A Selection is a field requested in a GraphQL operation.
//
// http://spec.graphql.org/draft/#Selection
type Selection interface {
isSelection()
}
// A SelectionSet represents a collection of Selections
//
// http://spec.graphql.org/draft/#sec-Selection-Sets
type SelectionSet []Selection
// Field represents a field used in a query.
type Field struct {
Alias Ident
Name Ident
Arguments ArgumentList
Directives DirectiveList
SelectionSet SelectionSet
SelectionSetLoc errors.Location
}
func (Field) isSelection() {}
type OperationList []*OperationDefinition
// Get returns an OperationDefinition by name or nil if not found.
func (l OperationList) Get(name string) *OperationDefinition {
for _, f := range l {
if f.Name.Name == name {
return f
}
}
return nil
}
graphql-go-1.3.0/types/scalar.go 0000664 0000000 0000000 00000001372 14171626705 0016530 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// ScalarTypeDefinition types represent primitive leaf values (e.g. a string or an integer) in a GraphQL type
// system.
//
// GraphQL responses take the form of a hierarchical tree; the leaves on these trees are GraphQL
// scalars.
//
// http://spec.graphql.org/draft/#sec-Scalars
type ScalarTypeDefinition struct {
Name string
Desc string
Directives DirectiveList
Loc errors.Location
}
func (*ScalarTypeDefinition) Kind() string { return "SCALAR" }
func (t *ScalarTypeDefinition) String() string { return t.Name }
func (t *ScalarTypeDefinition) TypeName() string { return t.Name }
func (t *ScalarTypeDefinition) Description() string { return t.Desc }
graphql-go-1.3.0/types/schema.go 0000664 0000000 0000000 00000002627 14171626705 0016527 0 ustar 00root root 0000000 0000000 package types
// Schema represents a GraphQL service's collective type system capabilities.
// A schema is defined in terms of the types and directives it supports as well as the root
// operation types for each kind of operation: `query`, `mutation`, and `subscription`.
//
// For a more formal definition, read the relevant section in the specification:
//
// http://spec.graphql.org/draft/#sec-Schema
type Schema struct {
// EntryPoints determines the place in the type system where `query`, `mutation`, and
// `subscription` operations begin.
//
// http://spec.graphql.org/draft/#sec-Root-Operation-Types
//
EntryPoints map[string]NamedType
// Types are the fundamental unit of any GraphQL schema.
// There are six kinds of named types, and two wrapping types.
//
// http://spec.graphql.org/draft/#sec-Types
Types map[string]NamedType
// Directives are used to annotate various parts of a GraphQL document as an indicator that they
// should be evaluated differently by a validator, executor, or client tool such as a code
// generator.
//
// http://spec.graphql.org/#sec-Type-System.Directives
Directives map[string]*DirectiveDefinition
UseFieldResolvers bool
EntryPointNames map[string]string
Objects []*ObjectTypeDefinition
Unions []*Union
Enums []*EnumTypeDefinition
Extensions []*Extension
}
func (s *Schema) Resolve(name string) Type {
return s.Types[name]
}
graphql-go-1.3.0/types/types.go 0000664 0000000 0000000 00000003207 14171626705 0016426 0 ustar 00root root 0000000 0000000 package types
import (
"github.com/graph-gophers/graphql-go/errors"
)
// TypeName is a base building block for GraphQL type references.
type TypeName struct {
Ident
}
// NamedType represents a type with a name.
//
// http://spec.graphql.org/draft/#NamedType
type NamedType interface {
Type
TypeName() string
Description() string
}
type Ident struct {
Name string
Loc errors.Location
}
type Type interface {
// Kind returns one possible GraphQL type kind. A type kind must be
// valid as defined by the GraphQL spec.
//
// https://spec.graphql.org/draft/#sec-Type-Kinds
Kind() string
// String serializes a Type into a GraphQL specification format type.
//
// http://spec.graphql.org/draft/#sec-Serialization-Format
String() string
}
// List represents a GraphQL ListType.
//
// http://spec.graphql.org/draft/#ListType
type List struct {
// OfType represents the inner-type of a List type.
// For example, the List type `[Foo]` has an OfType of Foo.
OfType Type
}
// NonNull represents a GraphQL NonNullType.
//
// https://spec.graphql.org/draft/#NonNullType
type NonNull struct {
// OfType represents the inner-type of a NonNull type.
// For example, the NonNull type `Foo!` has an OfType of Foo.
OfType Type
}
func (*List) Kind() string { return "LIST" }
func (*NonNull) Kind() string { return "NON_NULL" }
func (*TypeName) Kind() string { panic("TypeName needs to be resolved to actual type") }
func (t *List) String() string { return "[" + t.OfType.String() + "]" }
func (t *NonNull) String() string { return t.OfType.String() + "!" }
func (*TypeName) String() string { panic("TypeName needs to be resolved to actual type") }
graphql-go-1.3.0/types/union.go 0000664 0000000 0000000 00000001507 14171626705 0016413 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// Union types represent objects that could be one of a list of GraphQL object types, but provides no
// guaranteed fields between those types.
//
// They also differ from interfaces in that object types declare what interfaces they implement, but
// are not aware of what unions contain them.
//
// http://spec.graphql.org/draft/#sec-Unions
type Union struct {
Name string
UnionMemberTypes []*ObjectTypeDefinition
Desc string
Directives DirectiveList
TypeNames []string
Loc errors.Location
}
func (*Union) Kind() string { return "UNION" }
func (t *Union) String() string { return t.Name }
func (t *Union) TypeName() string { return t.Name }
func (t *Union) Description() string { return t.Desc }
graphql-go-1.3.0/types/value.go 0000664 0000000 0000000 00000006735 14171626705 0016407 0 ustar 00root root 0000000 0000000 package types
import (
"strconv"
"strings"
"text/scanner"
"github.com/graph-gophers/graphql-go/errors"
)
// Value represents a literal input or literal default value in the GraphQL Specification.
//
// http://spec.graphql.org/draft/#sec-Input-Values
type Value interface {
// Deserialize transforms a GraphQL specification format literal into a Go type.
Deserialize(vars map[string]interface{}) interface{}
// String serializes a Value into a GraphQL specification format literal.
String() string
Location() errors.Location
}
// PrimitiveValue represents one of the following GraphQL scalars: Int, Float,
// String, or Boolean
type PrimitiveValue struct {
Type rune
Text string
Loc errors.Location
}
func (val *PrimitiveValue) Deserialize(vars map[string]interface{}) interface{} {
switch val.Type {
case scanner.Int:
value, err := strconv.ParseInt(val.Text, 10, 32)
if err != nil {
panic(err)
}
return int32(value)
case scanner.Float:
value, err := strconv.ParseFloat(val.Text, 64)
if err != nil {
panic(err)
}
return value
case scanner.String:
value, err := strconv.Unquote(val.Text)
if err != nil {
panic(err)
}
return value
case scanner.Ident:
switch val.Text {
case "true":
return true
case "false":
return false
default:
return val.Text
}
default:
panic("invalid literal value")
}
}
func (val *PrimitiveValue) String() string { return val.Text }
func (val *PrimitiveValue) Location() errors.Location { return val.Loc }
// ListValue represents a literal list Value in the GraphQL specification.
//
// http://spec.graphql.org/draft/#sec-List-Value
type ListValue struct {
Values []Value
Loc errors.Location
}
func (val *ListValue) Deserialize(vars map[string]interface{}) interface{} {
entries := make([]interface{}, len(val.Values))
for i, entry := range val.Values {
entries[i] = entry.Deserialize(vars)
}
return entries
}
func (val *ListValue) String() string {
entries := make([]string, len(val.Values))
for i, entry := range val.Values {
entries[i] = entry.String()
}
return "[" + strings.Join(entries, ", ") + "]"
}
func (val *ListValue) Location() errors.Location { return val.Loc }
// ObjectValue represents a literal object Value in the GraphQL specification.
//
// http://spec.graphql.org/draft/#sec-Object-Value
type ObjectValue struct {
Fields []*ObjectField
Loc errors.Location
}
// ObjectField represents field/value pairs in a literal ObjectValue.
type ObjectField struct {
Name Ident
Value Value
}
func (val *ObjectValue) Deserialize(vars map[string]interface{}) interface{} {
fields := make(map[string]interface{}, len(val.Fields))
for _, f := range val.Fields {
fields[f.Name.Name] = f.Value.Deserialize(vars)
}
return fields
}
func (val *ObjectValue) String() string {
entries := make([]string, 0, len(val.Fields))
for _, f := range val.Fields {
entries = append(entries, f.Name.Name+": "+f.Value.String())
}
return "{" + strings.Join(entries, ", ") + "}"
}
func (val *ObjectValue) Location() errors.Location {
return val.Loc
}
// NullValue represents a literal `null` Value in the GraphQL specification.
//
// http://spec.graphql.org/draft/#sec-Null-Value
type NullValue struct {
Loc errors.Location
}
func (val *NullValue) Deserialize(vars map[string]interface{}) interface{} { return nil }
func (val *NullValue) String() string { return "null" }
func (val *NullValue) Location() errors.Location { return val.Loc }
graphql-go-1.3.0/types/variable.go 0000664 0000000 0000000 00000001017 14171626705 0017044 0 ustar 00root root 0000000 0000000 package types
import "github.com/graph-gophers/graphql-go/errors"
// Variable is used in GraphQL operations to parameterize an input value.
//
// http://spec.graphql.org/draft/#Variable
type Variable struct {
Name string
Loc errors.Location
}
func (v Variable) Deserialize(vars map[string]interface{}) interface{} { return vars[v.Name] }
func (v Variable) String() string { return "$" + v.Name }
func (v *Variable) Location() errors.Location { return v.Loc }
