From 3f7270b612393713de0efa02860d91339c215414 Mon Sep 17 00:00:00 2001
From: Zachary Tong <zacharyjtong@gmail.com>
Date: Tue, 11 Feb 2014 10:34:14 -0500
Subject: [PATCH] Metric parameter can accept arrays

---
 src/Elasticsearch/Endpoints/Cluster/State.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Elasticsearch/Endpoints/Cluster/State.php b/src/Elasticsearch/Endpoints/Cluster/State.php
index 93f13c15e..f2f140fef 100644
--- a/src/Elasticsearch/Endpoints/Cluster/State.php
+++ b/src/Elasticsearch/Endpoints/Cluster/State.php
@@ -37,6 +37,10 @@ public function setMetric($metric)
             return $this;
         }
 
+        if (is_array($metric) === true) {
+            $metric = implode(",", $metric);
+        }
+
         $this->metric = $metric;
         return $this;
     }