From 70823931ab821162edec3eda6040118695c14cd7 Mon Sep 17 00:00:00 2001
From: Michael Ratcliffe <mratcliffe@mozilla.com>
Date: Fri, 27 Nov 2015 14:12:52 -0800
Subject: [PATCH] Bug 1228363: Fixed eslint balanced-listeners rule to ignore
 listeners with no arguments. r=pbrosset

--HG--
extra : commitid : 4h60KEIjzn0
extra : rebase_source : 8c33f3639546c701b9e2d71d74af40cc1ea4c55b
---
 testing/eslint-plugin-mozilla/lib/rules/balanced-listeners.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/testing/eslint-plugin-mozilla/lib/rules/balanced-listeners.js b/testing/eslint-plugin-mozilla/lib/rules/balanced-listeners.js
index 80676c1729cc..c658a6b44868 100644
--- a/testing/eslint-plugin-mozilla/lib/rules/balanced-listeners.js
+++ b/testing/eslint-plugin-mozilla/lib/rules/balanced-listeners.js
@@ -84,6 +84,10 @@ module.exports = function(context) {
 
   return {
     CallExpression: function(node) {
+      if (node.arguments.length === 0) {
+        return;
+      }
+
       if (node.callee.type === "MemberExpression") {
         var listenerMethodName = node.callee.property.name;