From: simonpj@microsoft.com <unknown>
Date: Thu, 7 Jan 2010 15:10:02 +0000 (+0000)
Subject: Clarify error message (Trac #3805)
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=3ddb6bb4edf70b2456d789f34d3f56541818a696

Clarify error message (Trac #3805)
---

diff --git a/compiler/parser/RdrHsSyn.lhs b/compiler/parser/RdrHsSyn.lhs
index 2700c6f..b86068c 100644
--- a/compiler/parser/RdrHsSyn.lhs
+++ b/compiler/parser/RdrHsSyn.lhs
@@ -871,7 +871,7 @@ checkValSig lhs@(L l _)         _
   | looks_like_foreign lhs
   = parseError l "Invalid type signature; perhaps you meant to use -XForeignFunctionInterface?"
   | otherwise
-  = parseError l "Invalid type signature"
+  = parseError l "Invalid type signature: should be of form <variable> :: <type>"
   where
     -- A common error is to forget the ForeignFunctionInterface flag
     -- so check for that, and suggest.  cf Trac #3805