Desugar while let into loop { match { ... } }

2014-10-02 23:28:15 -04:00
parent 0c2c8116a3
commit b003f10449
2 changed files with 10 additions and 1 deletions
--- a/src/libsyntax/ast.rs
+++ b/src/libsyntax/ast.rs
@@ -581,7 +581,8 @@ pub struct QPath {
 #[deriving(Clone, PartialEq, Eq, Encodable, Decodable, Hash, Show)]
 pub enum MatchSource {
    MatchNormal,
-    MatchIfLetDesugar
+    MatchIfLetDesugar,
+    MatchWhileLetDesugar,
 }

 #[deriving(Clone, PartialEq, Eq, Encodable, Decodable, Hash, Show)]