diff options
Diffstat (limited to 'src/Helper.hs')
| -rw-r--r-- | src/Helper.hs | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/Helper.hs b/src/Helper.hs index eb41673..47c106d 100644 --- a/src/Helper.hs +++ b/src/Helper.hs @@ -178,6 +178,15 @@ decodeStdout e = do --- +lookupValues :: (Eq b) => b -> [(a, b)] -> [a] +lookupValues _ [] = [] +lookupValues key ((x, y) : xys) | key == y = x : lookupValues key xys + | otherwise = lookupValues key xys + +matchingFunctions :: Expression -> Environment -> String +matchingFunctions e (Environment env) = + intercalate ", " $ nub $ lookupValues e (map fst env) + -- TODO: Expression -> Maybe Char is missing maybeHumanifyExpression :: Expression -> Maybe String maybeHumanifyExpression e = ternaryToDecimal e <|> decodeStdout e |