[project @ 2002-05-10 13:34:18 by simonpj]

Remove {| |} syntax from expressions; never fully implemented

diff --git a/ghc/compiler/parser/Parser.y b/ghc/compiler/parser/Parser.y
index 3ecaff1..7b26472 100644 (file)
--- a/ghc/compiler/parser/Parser.y
+++ b/ghc/compiler/parser/Parser.y
@@ -1,6 +1,6 @@
 {-                                                             -*-haskell-*-
 -----------------------------------------------------------------------------
-$Id: Parser.y,v 1.96 2002/04/29 14:03:57 simonmar Exp $
+$Id: Parser.y,v 1.97 2002/05/10 13:34:18 simonpj Exp $
 
 Haskell grammar.
 
@@ -1006,11 +1006,16 @@ aexp    :: { RdrNameHsExpr }
        | aexp1                         { $1 }
 
 aexp1  :: { RdrNameHsExpr }
-        : var_or_con '{|' gentype '|}'          { (HsApp $1 (HsType $3)) }
-       | aexp1 '{' fbinds '}'                  {% (mkRecConstrOrUpdate $1 
+        : aexp1 '{' fbinds '}'                         {% (mkRecConstrOrUpdate $1 
                                                        (reverse $3)) }
        | aexp2                                 { $1 }
 
+-- Here was the syntax for type applications that I was planning
+-- but there are difficulties (e.g. what order for type args)
+-- so it's not enabled yet.
+--     | var_or_con '{|' gentype '|}'          { (HsApp $1 (HsType $3)) }
+
+
 var_or_con :: { RdrNameHsExpr }
         : qvar                          { HsVar $1 }
         | gcon                          { HsVar $1 }