fix hasOwnProperty object lookup conflict

2015-01-07 13:08:20 +11:00
parent c420d1ffc3
commit 2305e2447f
1 changed files with 1 additions and 2 deletions
--- a/lib/6to5/transformation/modules/_default.js
+++ b/lib/6to5/transformation/modules/_default.js
@@ -52,8 +52,7 @@ DefaultFormatter.prototype.checkCollisions = function () {
  var file = this.file;

  var isLocalReference = function (node, scope) {
-    var localImport = localImports[node.name];
-    return t.isIdentifier(node) && localImport && localImport !== node;
+    return t.isIdentifier(node) && _.has(localImports, node.name) && localImports[node.name] !== node;
  };

  var check = function (node) {