X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=src%2Fyard.dcl;h=7d08a9c668daec506b912ac581d24bc117caca3f;hb=b3bedf1e825aaaee9134dddc6de82b373bf8b86b;hp=bc4f940ef3e77836a8f327d016747111920a4653;hpb=ca00099482644c76d6d918f536f69db32ac85058;p=cc1516.git diff --git a/src/yard.dcl b/src/yard.dcl index bc4f940..7d08a9c 100644 --- a/src/yard.dcl +++ b/src/yard.dcl @@ -8,7 +8,7 @@ from Control.Monad import class Monad from Control.Applicative import class Applicative, class Alternative import Data.Void -:: Error = ParseError | LexError String | Unexpected String Int +:: Error = PositionalError Int Int String | Error String :: Parser a b = Parser ([a] -> (Either Error b, [a])) instance Functor (Parser a) @@ -18,16 +18,15 @@ instance Alternative (Parser a) instance toString Error -//(`until`) infix 1 runParser :: (Parser a b) [a] -> (Either Error b, [a]) -() :: (Parser a b) (String, Int) -> Parser a b +() :: (Parser a b) Error -> Parser a b fail :: Parser a b top :: Parser a a peek :: Parser a a satisfy :: (a -> Bool) -> Parser a a check :: (a -> Bool) -> Parser a a -until :: (Parser a b) (Parser a c) -> Parser a [b] +(until) infix 2 :: (Parser a b) (Parser a c) -> Parser a [b] item :: a -> Parser a a | Eq a list :: [a] -> Parser a [a] | Eq a eof :: Parser a Void