From 82254d9d9bb495ae0e3cf8322f8ad2c5822d4630 Mon Sep 17 00:00:00 2001
From: Sebastian McKenzie <sebmck@gmail.com>
Date: Wed, 20 May 2015 12:45:04 +0100
Subject: [PATCH] force push space for await/async - fixes #1581

---
 src/babel/generation/generators/expressions.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/babel/generation/generators/expressions.js b/src/babel/generation/generators/expressions.js
index e08aeb168e..cfc6b3d541 100644
--- a/src/babel/generation/generators/expressions.js
+++ b/src/babel/generation/generators/expressions.js
@@ -106,7 +106,7 @@ var buildYieldAwait = function (keyword) {
     }
 
     if (node.argument) {
-      this.space();
+      this.push(" ");
       print(node.argument);
     }
   };