added branch for implementing functions

[proglang.git] / Printsyntax.hs

diff --git a/Printsyntax.hs b/Printsyntax.hs
index ff0128e8d8f68a0398d6b154dc5478968c19a4c6..d1b4c4962d5b0a37e4d40bfec23c249040213763 100644 (file)
--- a/Printsyntax.hs
+++ b/Printsyntax.hs
@@ -102,11 +102,12 @@ instance Print Stm where
   prt i e = case e of
    SExp exp -> prPrec i 0 (concatD [prt 0 exp , doc (showString ";")])
    SBlock stms -> prPrec i 0 (concatD [doc (showString "{") , prt 0 stms , doc (showString "}")])
+   SDecl type' id exp -> prPrec i 0 (concatD [prt 0 type' , prt 0 id , doc (showString "=") , prt 0 exp , doc (showString ";")])
+   SDeclD type' id -> prPrec i 0 (concatD [prt 0 type' , prt 0 id , doc (showString ";")])
    SWhile exp stm -> prPrec i 0 (concatD [doc (showString "while") , doc (showString "(") , prt 0 exp , doc (showString ")") , prt 0 stm])
    SIf exp stm0 stm -> prPrec i 0 (concatD [doc (showString "if") , doc (showString "(") , prt 0 exp , doc (showString ")") , prt 0 stm0 , doc (showString "else") , prt 0 stm])
    SPrint exp -> prPrec i 0 (concatD [doc (showString "print") , prt 0 exp , doc (showString ";")])
    SNoop  -> prPrec i 0 (concatD [])
-   SDecl type' id exp -> prPrec i 0 (concatD [prt 0 type' , prt 0 id , doc (showString "=") , prt 0 exp , doc (showString ";")])
 
   prtList es = case es of
    [] -> (concatD [])