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Add mapInputT_ #179

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Add mapInputT_ #179

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d8a87ce
add mapInputT_
janmasrovira May 25, 2023
81e393e
export mapInputT_
janmasrovira May 25, 2023
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1 change: 1 addition & 0 deletions System/Console/Haskeline.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -33,6 +33,7 @@ module System.Console.Haskeline(
runInputT,
haveTerminalUI,
mapInputT,
mapInputT_,
-- ** Behaviors
Behavior,
runInputTBehavior,
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5 changes: 5 additions & 0 deletions System/Console/Haskeline/InputT.hs
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Expand Up @@ -189,6 +189,11 @@ mapInputT f = InputT . mapReaderT (mapReaderT (mapReaderT
(mapReaderT (mapReaderT f))))
. unInputT

mapInputT_ :: (m () -> m ()) -> InputT m () -> InputT m ()
mapInputT_ f = InputT . mapReaderT (mapReaderT (mapReaderT
(mapReaderT (mapReaderT f))))
. unInputT

-- | Read input from 'stdin'.
-- Use terminal-style interaction if 'stdin' is connected to
-- a terminal and has echoing enabled. Otherwise (e.g., if 'stdin' is a pipe), use
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