X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=sem.dcl;h=e981361a44e0f6f41e100c6788fccc497caacff2;hb=eebf260cfb0f6fa5c97250dabd50e7b98281a381;hp=0d4a7d6ad8f703d14239f1b960aa9341c94e4590;hpb=cba53fea01b27f46668e9025f8b04ce7a85e62d8;p=cc1516.git

diff --git a/sem.dcl b/sem.dcl
index 0d4a7d6..e981361 100644
--- a/sem.dcl
+++ b/sem.dcl
@@ -2,13 +2,14 @@ definition module sem
 
 import qualified Data.Map as Map
 from Data.Either import :: Either
-from AST import :: AST, :: Pos, :: Type, :: FieldSelector
+from AST import :: AST, :: Pos, :: Type, :: FieldSelector, :: Op2
 from StdOverloaded import class toString
 
 :: SemError 
 	= ParseError Pos String 
 	| UnifyError Pos Type Type 
     | FieldSelectorError Pos Type FieldSelector 
+	| OperatorError Pos Op2 Type
     | UndeclaredVariableError Pos String
 	| Error String
 :: Gamma