fix buildExternalHelpers whitelist not including underscored helpers - fixes #2940

2015-11-10 03:40:35 -08:00
parent 28a13bd400
commit a55f210c7f
2 changed files with 24 additions and 1 deletions
--- a/packages/babel-core/test/api.js
+++ b/packages/babel-core/test/api.js
@@ -387,5 +387,10 @@ suite("api", function () {
      assert.ok(script.indexOf("classCallCheck") === -1);
      assert.ok(script.indexOf("inherits") === -1);
    });
+
+    test("underscored", function () {
+      var script = buildExternalHelpers(["typeof"]);
+      assert.ok(script.indexOf("typeof") >= 0);
+    });
  });
 });