{-# LANGUAGE Trustworthy #-}
{-# LANGUAGE NoImplicitPrelude #-}
{-# OPTIONS_HADDOCK not-home #-}

-----------------------------------------------------------------------------
-- |
-- Module      :  GHC.IO.IOMode
-- Copyright   :  (c) The University of Glasgow, 1994-2008
-- License     :  see libraries/base/LICENSE
-- 
-- Maintainer  :  libraries@haskell.org
-- Stability   :  internal
-- Portability :  non-portable
--
-- The IOMode type
--
-----------------------------------------------------------------------------

module GHC.IO.IOMode (IOMode(..)) where

import GHC.Base
import GHC.Show
import GHC.Read
import GHC.Arr
import GHC.Enum

-- | See 'System.IO.openFile'
data IOMode      =  ReadMode | WriteMode | AppendMode | ReadWriteMode
                    deriving ( IOMode -> IOMode -> Bool
(IOMode -> IOMode -> Bool)
-> (IOMode -> IOMode -> Bool) -> Eq IOMode
forall a. (a -> a -> Bool) -> (a -> a -> Bool) -> Eq a
/= :: IOMode -> IOMode -> Bool
$c/= :: IOMode -> IOMode -> Bool
== :: IOMode -> IOMode -> Bool
$c== :: IOMode -> IOMode -> Bool
Eq   -- ^ @since 4.2.0.0
                             , Eq IOMode
Eq IOMode
-> (IOMode -> IOMode -> Ordering)
-> (IOMode -> IOMode -> Bool)
-> (IOMode -> IOMode -> Bool)
-> (IOMode -> IOMode -> Bool)
-> (IOMode -> IOMode -> Bool)
-> (IOMode -> IOMode -> IOMode)
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min :: IOMode -> IOMode -> IOMode
$cmin :: IOMode -> IOMode -> IOMode
max :: IOMode -> IOMode -> IOMode
$cmax :: IOMode -> IOMode -> IOMode
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Ord  -- ^ @since 4.2.0.0
                             , Ord IOMode
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-> ((IOMode, IOMode) -> IOMode -> Int)
-> ((IOMode, IOMode) -> IOMode -> Bool)
-> ((IOMode, IOMode) -> Int)
-> ((IOMode, IOMode) -> Int)
-> Ix IOMode
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$cunsafeRangeSize :: (IOMode, IOMode) -> Int
rangeSize :: (IOMode, IOMode) -> Int
$crangeSize :: (IOMode, IOMode) -> Int
inRange :: (IOMode, IOMode) -> IOMode -> Bool
$cinRange :: (IOMode, IOMode) -> IOMode -> Bool
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$cunsafeIndex :: (IOMode, IOMode) -> IOMode -> Int
index :: (IOMode, IOMode) -> IOMode -> Int
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range :: (IOMode, IOMode) -> [IOMode]
$crange :: (IOMode, IOMode) -> [IOMode]
Ix   -- ^ @since 4.2.0.0
                             , Int -> IOMode
IOMode -> Int
IOMode -> [IOMode]
IOMode -> IOMode
IOMode -> IOMode -> [IOMode]
IOMode -> IOMode -> IOMode -> [IOMode]
(IOMode -> IOMode)
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-> (IOMode -> IOMode -> IOMode -> [IOMode])
-> Enum IOMode
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enumFromThenTo :: IOMode -> IOMode -> IOMode -> [IOMode]
$cenumFromThenTo :: IOMode -> IOMode -> IOMode -> [IOMode]
enumFromTo :: IOMode -> IOMode -> [IOMode]
$cenumFromTo :: IOMode -> IOMode -> [IOMode]
enumFromThen :: IOMode -> IOMode -> [IOMode]
$cenumFromThen :: IOMode -> IOMode -> [IOMode]
enumFrom :: IOMode -> [IOMode]
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fromEnum :: IOMode -> Int
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toEnum :: Int -> IOMode
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pred :: IOMode -> IOMode
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succ :: IOMode -> IOMode
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Enum -- ^ @since 4.2.0.0
                             , ReadPrec [IOMode]
ReadPrec IOMode
Int -> ReadS IOMode
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readPrec :: ReadPrec IOMode
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readList :: ReadS [IOMode]
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readsPrec :: Int -> ReadS IOMode
$creadsPrec :: Int -> ReadS IOMode
Read -- ^ @since 4.2.0.0
                             , Int -> IOMode -> ShowS
[IOMode] -> ShowS
IOMode -> String
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show :: IOMode -> String
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showsPrec :: Int -> IOMode -> ShowS
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Show -- ^ @since 4.2.0.0
                             )