X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=AST.dcl;h=97741e54d47e3e67b925909ff78e0b2621d27ec0;hb=fcb2ca9a7905e5f02431ebad7ac54dba256493e9;hp=340aec64dae6a127bf4510f0982a303f5cff6e3f;hpb=fe40818bbc1d327f0adfbbbfe7ecfbe15d4eb053;p=cc1516.git

diff --git a/AST.dcl b/AST.dcl
index 340aec6..97741e5 100644
--- a/AST.dcl
+++ b/AST.dcl
@@ -4,34 +4,34 @@ from Data.Maybe import :: Maybe
 from StdOverloaded import class toString
 
 :: Pos = {line :: Int, col :: Int}
-
 :: AST = AST [VarDecl] [FunDecl]
-:: VarDecl = VarDecl Type String Expr
+:: VarDecl = VarDecl Pos Type String Expr
 :: Type 
 	= TupleType (Type, Type)
 	| ListType Type
-	| IdType String
+	| IdType String 
 	| IntType 
 	| BoolType
 	| CharType
 	| VarType
+    | VoidType
+    | (->>) infixl 7 Type Type
 :: Expr 
-	= VarExpr VarDef
-	| Op2Expr Expr Op2 Expr
-	| Op1Expr Op1 Expr
-	| IntExpr Int
-	| CharExpr Char
-	| BoolExpr Bool
-	| FunExpr FunCall
-	| EmptyListExpr
-	| TupleExpr (Expr, Expr)
+	= VarExpr Pos VarDef
+	| Op2Expr Pos Expr Op2 Expr
+	| Op1Expr Pos Op1 Expr
+	| IntExpr Pos Int
+	| CharExpr Pos Char
+	| BoolExpr Pos Bool
+	| FunExpr Pos FunCall
+	| EmptyListExpr Pos 
+	| TupleExpr Pos (Expr, Expr)
 :: VarDef = VarDef String [FieldSelector]
 :: FieldSelector = FieldHd | FieldTl | FieldFst | FieldSnd
 :: Op1 = UnNegation | UnMinus
 :: Op2 = BiPlus | BiMinus | BiTimes | BiDivide | BiMod | BiEquals | BiLesser |
 	BiGreater | BiLesserEq | BiGreaterEq | BiUnEqual | BiAnd | BiOr | BiCons
-:: FunDecl = FunDecl String [String] (Maybe FunType) [VarDecl] [Stmt]
-:: FunType = FunType [Type] (Maybe Type)
+:: FunDecl = FunDecl Pos String [String] (Maybe Type) [VarDecl] [Stmt]
 :: FunCall = FunCall String [Expr]
 :: Stmt 
 	= IfStmt Expr [Stmt] [Stmt]
@@ -41,3 +41,6 @@ from StdOverloaded import class toString
 	| ReturnStmt (Maybe Expr)
 
 instance toString AST
+instance toString Type
+instance toString Pos
+instance toString FieldSelector