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Diffstat (limited to 'src/SPL/Lex.hs')
| -rw-r--r-- | src/SPL/Lex.hs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/SPL/Lex.hs b/src/SPL/Lex.hs index 21b8a82..b8f09e3 100644 --- a/src/SPL/Lex.hs +++ b/src/SPL/Lex.hs @@ -30,6 +30,7 @@ data Token | TArrow | TIf + | TElse | TWhile | TReturn | TVar @@ -107,6 +108,7 @@ lex s = (comment s <|> item s <|> int s <|> char s <|> bool s <|> ident s) >>= item :: (Alternative m) => String -> m (Token, String) item ('i':'f':s) = noIdentifier TIf s + item ('e':'l':'s':'e':s) = noIdentifier TElse s item ('w':'h':'i':'l':'e':s) = noIdentifier TWhile s item ('r':'e':'t':'u':'r':'n':s) = noIdentifier TReturn s item ('v':'a':'r':s) = noIdentifier TVar s |