custom message for refutable patterns in for loops

2015-01-22 17:46:40 -05:00
parent 5e1820f346
commit 76362f0a0e
6 changed files with 38 additions and 9 deletions
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -788,6 +788,7 @@ pub enum MatchSource {
    Normal,
    IfLetDesugar { contains_else_clause: bool },
    WhileLetDesugar,
+    ForLoopDesugar,
 }

 #[derive(Clone, PartialEq, Eq, RustcEncodable, RustcDecodable, Hash, Debug, Copy)]