Only slice arguments when necessary - fixes #239

2014-12-02 16:26:18 -08:00
parent 5fe1c07d9a
commit 888ab5473a
7 changed files with 50 additions and 4 deletions
--- a/lib/6to5/transformation/transformers/es6-spread.js
+++ b/lib/6to5/transformation/transformers/es6-spread.js
@@ -64,7 +64,12 @@ exports.CallExpression = function (node, parent, file) {

  node.arguments = [];

-  var nodes = build(args, file);
+  var nodes;
+  if (args.length === 1 && args[0].argument.name === 'arguments') {
+    nodes = [args[0].argument];
+  } else {
+    nodes = build(args, file);
+  }
  var first = nodes.shift();

  if (nodes.length) {