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System.Console.SimpleLineEditor |
Portability | non-portable (unix-specific at the moment)
Stability | experimental
Maintainer | libraries@haskell.org
Description
A simple line editor, using the GNU readline library if available, or a small emulation otherwise.
Synopsis
initialise :: IO ()
restore :: IO ()
getLineEdited :: String -> IO (Maybe String)
delChars :: String -> IO ()
Documentation
initialise :: IO () | Source
Set up the environment so that the terminal passes characters directly into the Haskell program, for immediate interpretation by the line editor.
restore :: IO () | Source
Restore the environment so that the terminal is usable in normal mode once again.
getLineEdited :: String -> IO (Maybe String) | Source
delChars :: String -> IO () | Source
Remove the given string from immediately behind (to the left of) the current cursor position.
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