type

[cc1516.git] / src / yard.dcl

diff --git a/src/yard.dcl b/src/yard.dcl
index 178356a..c302420 100644 (file)
--- a/src/yard.dcl
+++ b/src/yard.dcl
@@ -2,13 +2,13 @@ definition module yard
 
 from StdString import class toString
 from Data.Either import :: Either
-from StdClass import class Eq
+from StdClass import class ==, class Eq
 from Data.Functor import class Functor
 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)
@@ -20,7 +20,7 @@ instance toString Error
 
 
 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