data-default-0.7.1.2/0000755000000000000000000000000007346545000012403 5ustar0000000000000000data-default-0.7.1.2/Data/0000755000000000000000000000000007346545000013254 5ustar0000000000000000data-default-0.7.1.2/Data/Default.hs0000644000000000000000000000374207346545000015202 0ustar0000000000000000{- Copyright (c) 2013, Lukas Mai 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 of Lukas Mai nor the names of other 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 OWNER 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. -} {-| Module : Data.Default Description : Defines a class for types with a default value. This module defines a class for types with a default value. Instances are provided for '()', 'Data.Set.Set', 'Data.Map.Map', 'Int', 'Integer', 'Float', 'Double', and many others (see below). -} module Data.Default ( Default(..) ) where import Data.Default.Class import Data.Default.Instances.Containers () import Data.Default.Instances.DList () import Data.Default.Instances.OldLocale () data-default-0.7.1.2/LICENSE0000644000000000000000000000275407346545000013420 0ustar0000000000000000Copyright (c) 2013, Lukas Mai 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 of Lukas Mai nor the names of other 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 OWNER 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. data-default-0.7.1.2/Setup.lhs0000644000000000000000000000013407346545000014211 0ustar0000000000000000#!/usr/bin/env runhaskell > import Distribution.Simple > main :: IO () > main = defaultMain data-default-0.7.1.2/data-default.cabal0000644000000000000000000000172707346545000015731 0ustar0000000000000000cabal-version: 3.0 name: data-default version: 0.7.1.2 category: Data synopsis: A class for types with a default value build-type: Simple license: BSD-3-Clause license-file: LICENSE copyright: (c) 2013 Lukas Mai author: Lukas Mai maintainer: source-repository head type: git location: https://github.com/mauke/data-default library build-depends: base >=2 && <5, data-default-class ^>=0.1.2.0, data-default-instances-containers, data-default-instances-dlist, data-default-instances-old-locale exposed-modules: Data.Default default-language: Haskell98 test-suite test type: exitcode-stdio-1.0 main-is: basics.hs build-depends: base >=2 && <5, containers, data-default, mtl, old-locale hs-source-dirs: t default-language: Haskell98 data-default-0.7.1.2/t/0000755000000000000000000000000007346545000012646 5ustar0000000000000000data-default-0.7.1.2/t/basics.hs0000644000000000000000000000534107346545000014451 0ustar0000000000000000{-# LANGUAGE GeneralizedNewtypeDeriving #-} import Data.Default import Data.Int import Data.Word import Data.Monoid import Data.Complex import System.Locale import qualified Data.Sequence as Seq import qualified Data.Map as M import qualified Data.Set as S import qualified Data.IntMap as IM import qualified Data.IntSet as IS import Data.Tree (Tree(..)) import Control.Monad (when) import Control.Monad.Reader import Data.IORef import System.Exit (exitFailure) import System.IO newtype Test a = Test{ unTest :: ReaderT (IORef Int) IO a } deriving (Functor, Applicative, Monad, MonadIO, MonadReader (IORef Int)) runTest :: (MonadIO m) => Test a -> m a runTest t = liftIO $ do hSetBuffering stdout LineBuffering r <- newIORef 1 runReaderT (unTest t) r instance (Default a) => Default (Test a) where def = return def withRef :: (IORef Int -> IO a) -> Test a withRef f = do r <- ask liftIO (f r) planTests :: Int -> Test () planTests n = liftIO $ do putStrLn $ "1.." ++ show n ok :: Bool -> String -> Test () ok b s = withRef $ \r -> do c <- atomicModifyIORef r ((,) =<< succ) putStrLn $ (if b then "" else "not ") ++ "ok " ++ show c ++ " - " ++ s when (not b) exitFailure is {-, isNot-} :: (Show a, Eq a) => a -> a -> Test () is x y = ok (x == y) (show x ++ " == " ++ show y) -- isNot x y = ok (x /= y) (show x ++ " /= " ++ show y) -- diag :: String -> Test () -- diag s = liftIO $ do -- putStrLn $ "# " ++ s main :: IO () main = runTest $ do planTests 37 sequence_ [def, liftIO def, return ()] is (def (length :: [a] -> Int)) (0 :: Int) is def () is def (Nothing :: Maybe (Int, Ordering, [Float])) is def "" is def (S.empty :: S.Set ()) is def (M.empty :: M.Map () ()) is def IS.empty is def (IM.empty :: IM.IntMap ()) is def (Seq.empty :: Seq.Seq ()) is def (Node (0 :: Complex Float) []) is def EQ is def (Any False) is def (All True) is def (Last Nothing :: Last ()) is def (First Nothing :: First ()) is def (Sum (0 :: Integer)) is def (Product (1 :: Rational)) is def (0 :: Int) is def (0 :: Integer) is def (0 :: Float) is def (0 :: Double) is def (0 :: Rational) is def (0 :: Complex Double) is def (0 :: Int8) is def (0 :: Int16) is def (0 :: Int32) is def (0 :: Int64) is def (0 :: Word) is def (0 :: Word8) is def (0 :: Word16) is def (0 :: Word32) is def (0 :: Word64) is def ((def, def) :: ((), Maybe ((), ()))) is def ((def, def, def) :: ((), Maybe ((), ()), [Ordering])) is def ((def, def, def, def) :: ((), Maybe ((), ()), [Ordering], Float)) is def ((def, def, def, def, def, def, def) :: ((), (), (), (), (), (), ())) is def defaultTimeLocale