From 12ac95732dff0d6900fac0af6cc92d1abe9c53b5 Mon Sep 17 00:00:00 2001
From: Ingvar Stepanyan <me@rreverser.com>
Date: Wed, 23 Jul 2014 21:11:50 +0300
Subject: [PATCH] Added ES6-specific Function properties.

---
 acorn.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/acorn.js b/acorn.js
index b866d7042f..2aa13ece6d 100644
--- a/acorn.js
+++ b/acorn.js
@@ -1782,8 +1782,10 @@
     node.params = [];
     if (options.ecmaVersion >= 6) {
       node.defaults = [];
+      node.rest = null;
+      node.generator = false;
+      node.expression = false;
     }
-    node.rest = null;
     expect(_parenL);
     for (;;) {
       if (eat(_parenR)) {