From 5e81653680455979c76836059bb4b9d9bd8805ab Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Mon, 9 Feb 2015 19:45:03 +1100
Subject: [PATCH] change function params binding kind to let

---
 lib/6to5/traversal/scope.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/6to5/traversal/scope.js b/lib/6to5/traversal/scope.js
index 5d61ec00ec..e02a4165c0 100644
--- a/lib/6to5/traversal/scope.js
+++ b/lib/6to5/traversal/scope.js
@@ -318,7 +318,7 @@ Scope.prototype.crawl = function () {
 
   if (t.isFunction(block)) {
     for (i = 0; i < block.params.length; i++) {
-      this.register(block.params[i], null, "var");
+      this.register(block.params[i], null, "let");
     }
     this.traverse(block.body, blockVariableVisitor, this);
   }