1 files changed, 23 insertions, 19 deletions

diff --git a/vendor/ruflin/elastica/lib/Elastica/Aggregation/Histogram.php b/vendor/ruflin/elastica/lib/Elastica/Aggregation/Histogram.php
index 26fa7c44..79a8e517 100644
--- a/vendor/ruflin/elastica/lib/Elastica/Aggregation/Histogram.php
+++ b/vendor/ruflin/elastica/lib/Elastica/Aggregation/Histogram.php
@@ -1,18 +1,17 @@
 <?php
-
 namespace Elastica\Aggregation;
 
 /**
- * Class Histogram
- * @package Elastica\Aggregation
- * @link http://www.elasticsearch.org/guide/en/elasticsearch/reference/master/search-aggregations-bucket-histogram-aggregation.html
+ * Class Histogram.
+ *
+ * @link http://www.elastic.co/guide/en/elasticsearch/reference/current/search-aggregations-bucket-histogram-aggregation.html
  */
 class Histogram extends AbstractSimpleAggregation
 {
     /**
-     * @param string $name the name of this aggregation
-     * @param string $field the name of the field on which to perform the aggregation
-     * @param int $interval the interval by which documents will be bucketed
+     * @param string $name     the name of this aggregation
+     * @param string $field    the name of the field on which to perform the aggregation
+     * @param int    $interval the interval by which documents will be bucketed
      */
     public function __construct($name, $field, $interval)
     {
@@ -21,35 +20,40 @@ class Histogram extends AbstractSimpleAggregation
         $this->setInterval($interval);
     }
 
-
     /**
-     * Set the interval by which documents will be bucketed
+     * Set the interval by which documents will be bucketed.
+     *
      * @param int $interval
-     * @return Histogram
+     *
+     * @return $this
      */
     public function setInterval($interval)
     {
-        return $this->setParam("interval", $interval);
+        return $this->setParam('interval', $interval);
     }
 
     /**
-     * Set the bucket sort order
-     * @param string $order "_count", "_term", or the name of a sub-aggregation or sub-aggregation response field
+     * Set the bucket sort order.
+     *
+     * @param string $order     "_count", "_term", or the name of a sub-aggregation or sub-aggregation response field
      * @param string $direction "asc" or "desc"
-     * @return Histogram
+     *
+     * @return $this
      */
     public function setOrder($order, $direction)
     {
-        return $this->setParam("order", array($order => $direction));
+        return $this->setParam('order', array($order => $direction));
     }
 
     /**
-     * Set the minimum number of documents which must fall into a bucket in order for the bucket to be returned
+     * Set the minimum number of documents which must fall into a bucket in order for the bucket to be returned.
+     *
      * @param int $count set to 0 to include empty buckets
-     * @return Histogram
+     *
+     * @return $this
      */
     public function setMinimumDocumentCount($count)
     {
-        return $this->setParam("min_doc_count", $count);
+        return $this->setParam('min_doc_count', $count);
     }
-} 
\ No newline at end of file
+}