diff options
| author | aarne <aarne@cs.chalmers.se> | 2005-12-02 13:13:14 +0000 |
|---|---|---|
| committer | aarne <aarne@cs.chalmers.se> | 2005-12-02 13:13:14 +0000 |
| commit | dea5158cbf1c11d45f2ed91d9975fbc77245e652 (patch) | |
| tree | 751ef7bcaccf58c43354d5b1767d3b3d3d1ac34d /src/GF/CF/CFIdent.hs | |
| parent | 50ddb387f4495beb8bd8da2b9726a087a489df68 (diff) | |
floats in GF and GFC (parsing user input still doesn't work)
Diffstat (limited to 'src/GF/CF/CFIdent.hs')
| -rw-r--r-- | src/GF/CF/CFIdent.hs | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/src/GF/CF/CFIdent.hs b/src/GF/CF/CFIdent.hs index fe1f1b663..0cf793827 100644 --- a/src/GF/CF/CFIdent.hs +++ b/src/GF/CF/CFIdent.hs @@ -14,17 +14,18 @@ module GF.CF.CFIdent (-- * Tokens and categories CFTok(..), CFCat(..), - tS, tC, tL, tI, tV, tM, tInt, + tS, tC, tL, tI, tF, tV, tM, tInt, prCFTok, -- * Function names and profiles CFFun(..), Profile, wordsCFTok, -- * CF Functions - mkCFFun, varCFFun, consCFFun, string2CFFun, stringCFFun, intCFFun, dummyCFFun, + mkCFFun, varCFFun, consCFFun, string2CFFun, stringCFFun, + intCFFun, floatCFFun, dummyCFFun, cfFun2String, cfFun2Ident, cfFun2Profile, metaCFFun, -- * CF Categories mkCIdent, ident2CFCat, labels2CFCat, string2CFCat, - catVarCF, cat2CFCat, cfCatString, cfCatInt, + catVarCF, cat2CFCat, cfCatString, cfCatInt,cfCatFloat, moduleOfCFCat, cfCat2Cat, cfCat2Ident, lexCFCat, -- * CF Tokens string2CFTok, str2cftoks, @@ -48,7 +49,8 @@ data CFTok = TS String -- ^ normal strings | TC String -- ^ strings that are ambiguous between upper or lower case | TL String -- ^ string literals - | TI Int -- ^ integer literals + | TI Integer -- ^ integer literals + | TF Double -- ^ float literals | TV Ident -- ^ variables | TM Int String -- ^ metavariables; the integer identifies it deriving (Eq, Ord, Show) @@ -60,6 +62,7 @@ tS :: String -> CFTok tC :: String -> CFTok tL :: String -> CFTok tI :: String -> CFTok +tF :: String -> CFTok tV :: String -> CFTok tM :: String -> CFTok @@ -67,10 +70,11 @@ tS = TS tC = TC tL = TL tI = TI . read +tF = TF . read tV = TV . identC tM = TM 0 -tInt :: Int -> CFTok +tInt :: Integer -> CFTok tInt = TI prCFTok :: CFTok -> String @@ -79,6 +83,7 @@ prCFTok t = case t of TC s -> s TL s -> s TI i -> show i + TF i -> show i TV x -> prt x TM i m -> m --- "?" --- m @@ -113,8 +118,11 @@ string2CFFun m c = consCFFun $ mkCIdent m c stringCFFun :: String -> CFFun stringCFFun = mkCFFun . AS -intCFFun :: Int -> CFFun -intCFFun = mkCFFun . AI . toInteger +intCFFun :: Integer -> CFFun +intCFFun = mkCFFun . AI + +floatCFFun :: Double -> CFFun +floatCFFun = mkCFFun . AF -- | used in lexer-by-need rules dummyCFFun :: CFFun @@ -166,8 +174,9 @@ cat2CFCat = uncurry idents2CFCat cfCatString :: CFCat cfCatString = string2CFCat (prt cPredefAbs) "String" -cfCatInt :: CFCat +cfCatInt, cfCatFloat :: CFCat cfCatInt = string2CFCat (prt cPredefAbs) "Int" +cfCatFloat = string2CFCat (prt cPredefAbs) "Float" |