From 98724b6ef5a6ba60d487e7b774056832c6ca9d8c Mon Sep 17 00:00:00 2001
From: Friedel Ziegelmayer <friedel.ziegelmayer@gmail.com>
Date: Mon, 1 Apr 2013 19:55:42 +0200
Subject: [PATCH] fix(config): Check if configFilePath is a string. Fixes #447.

---
 lib/config.js | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/lib/config.js b/lib/config.js
index c87b9838e..cacecb92c 100644
--- a/lib/config.js
+++ b/lib/config.js
@@ -188,7 +188,7 @@ var readConfigFile = function(filepath) {
 
 var parseConfig = function(configFilePath, cliOptions) {
 
-  var configFromFile = configFilePath ? readConfigFile(configFilePath) : {};
+  var configFromFile = helper.isString(configFilePath) ? readConfigFile(configFilePath) : {};
 
   // default config
   var config = {
@@ -236,11 +236,13 @@ var parseConfig = function(configFilePath, cliOptions) {
     }
   });
 
-  // resolve basePath
-  config.basePath = path.resolve(path.dirname(configFilePath), config.basePath);
+  if (helper.isString(configFilePath)) {
+    // resolve basePath
+    config.basePath = path.resolve(path.dirname(configFilePath), config.basePath);
 
-  // always ignore the config file itself
-  config.exclude.push(configFilePath);
+    // always ignore the config file itself
+    config.exclude.push(configFilePath);
+  }
 
   return normalizeConfig(config);
 };