diff options
| author | krasimir <krasimir@chalmers.se> | 2009-12-13 18:50:29 +0000 |
|---|---|---|
| committer | krasimir <krasimir@chalmers.se> | 2009-12-13 18:50:29 +0000 |
| commit | f85232947e74ee7ef8c7b0ad2338212e7e68f1be (patch) | |
| tree | 667b886a5e3a4b026a63d4e3597f32497d824761 /src/compiler/GF/System/UseReadline.hs | |
| parent | d88a865faff59c98fc91556ff8700b10ee5f2df8 (diff) | |
reorganize the directories under src, and rescue the JavaScript interpreter from deprecated
Diffstat (limited to 'src/compiler/GF/System/UseReadline.hs')
| -rw-r--r-- | src/compiler/GF/System/UseReadline.hs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/compiler/GF/System/UseReadline.hs b/src/compiler/GF/System/UseReadline.hs new file mode 100644 index 000000000..a0e051601 --- /dev/null +++ b/src/compiler/GF/System/UseReadline.hs @@ -0,0 +1,36 @@ +---------------------------------------------------------------------- +-- | +-- Module : GF.System.UseReadline +-- Maintainer : BB +-- Stability : (stable) +-- Portability : (portable) +-- +-- > CVS $Date: 2005/05/10 15:04:01 $ +-- > CVS $Author: bringert $ +-- > CVS $Revision: 1.1 $ +-- +-- Use GNU readline +----------------------------------------------------------------------------- + +module GF.System.UseReadline (fetchCommand, setCompletionFunction, filenameCompletionFunction) where + +import System.Console.Readline + +fetchCommand :: String -> IO (String) +fetchCommand s = do + setCompletionAppendCharacter Nothing + setBasicQuoteCharacters "" + res <- readline s + case res of + Nothing -> return "q" + Just s -> do addHistory s + return s + +setCompletionFunction :: Maybe (String -> String -> Int -> IO [String]) -> IO () +setCompletionFunction Nothing = setCompletionEntryFunction Nothing +setCompletionFunction (Just fn) = setCompletionEntryFunction (Just my_fn) + where + my_fn prefix = do + s <- getLineBuffer + p <- getPoint + fn s prefix p |
