From bfe49e3d2ddfc5d9cd8fc46d3ce1de78a421e6fe Mon Sep 17 00:00:00 2001
From: Rich-Harris <richard.a.harris@gmail.com>
Date: Sat, 9 Jul 2016 14:56:14 -0400
Subject: [PATCH] whoops, config file cant have ES6 in node 0.12

---
 test/cli/config-external-function/rollup.config.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/test/cli/config-external-function/rollup.config.js b/test/cli/config-external-function/rollup.config.js
index acc77cc..1036220 100644
--- a/test/cli/config-external-function/rollup.config.js
+++ b/test/cli/config-external-function/rollup.config.js
@@ -7,7 +7,9 @@ export default {
 	entry: 'main.js',
 	format: 'cjs',
 
-	external: id => id === config,
+	external: function ( id ) {
+		return id === config;
+	},
 
 	plugins: [
 		{