Parenthesize unary move exprs in prettyprinter

Closes #3220
2012-08-23 16:58:43 -07:00
parent 5eea7d6e61
commit 80d129aa45
2 changed files with 13 additions and 1 deletions
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -1234,7 +1234,12 @@ fn print_expr(s: ps, &&expr: @ast::expr) {
        print_block(s, blk);
      }
      ast::expr_copy(e) => { word_space(s, ~"copy"); print_expr(s, e); }
-      ast::expr_unary_move(e) => { word_space(s, ~"move"); print_expr(s, e); }
+      ast::expr_unary_move(e) => {
+          popen(s);
+          word_space(s, ~"move");
+          print_expr(s, e);
+          pclose(s);
+      }
      ast::expr_move(lhs, rhs) => {
        print_expr(s, lhs);
        space(s.s);