rustc: Parse by-reference pattern bindings with the "ref" keyword

2012-07-31 19:25:24 -07:00
parent a841789a41
commit b414db041b
25 changed files with 203 additions and 146 deletions
--- a/src/libsyntax/fold.rs
+++ b/src/libsyntax/fold.rs
@@ -332,8 +332,9 @@ fn noop_fold_arm(a: arm, fld: ast_fold) -> arm {
 fn noop_fold_pat(p: pat_, fld: ast_fold) -> pat_ {
    ret alt p {
          pat_wild { pat_wild }
-          pat_ident(pth, sub) {
-            pat_ident(fld.fold_path(pth),
+          pat_ident(binding_mode, pth, sub) {
+            pat_ident(binding_mode,
+                      fld.fold_path(pth),
                      option::map(sub, |x| fld.fold_pat(x)))
          }
          pat_lit(e) { pat_lit(fld.fold_expr(e)) }