Allow bool in TopHits::setSource. Closes #1012

Author: ruflin

CHANGELOG.md

@@ -7,7 +7,7 @@ All notable changes to this project will be documented in this file based on the
 ### Backward Compatibility Breaks
 
 ### Bugfixes
-- Function score query: corrected the `score_method` `average` to `avg` #975 
+- Function score query: corrected the `score_method` `average` to `avg` #975
 - Set `json_decode()` assoc parameter to true in `Elastica\Response` #1005
 - Add `bigintConversion` to keys passed to connection config in `Elastica\Client` #1005
 - Use POST instead of PUT to send bulk requests #1010
@@ -19,6 +19,7 @@ All notable changes to this project will be documented in this file based on the
 
 ### Improvements
 - More info on Elastica\Exception\PartialShardFailureException. Not just number of failed shards.
+- Allow bool in TopHits::setSource function #1012
 
 ### Deprecated
 - Elastica\Query\Filtered triggers E_USER_DEPRECATED error because filtered query is deprecated since ES 2.0.0-beta1. Use BoolQuery instead.

lib/Elastica/Aggregation/TopHits.php

@@ -66,13 +66,13 @@ public function setSort(array $sortArgs)
     /**
      * Allows to control how the _source field is returned with every hit.
      *
-     * @param array $fields
+     * @param array|bool $params Fields to be returned or false to disable source
      *
      * @return $this
      */
-    public function setSource(array $fields)
+    public function setSource($params)
     {
-        return $this->setParam('_source', $fields);
+        return $this->setParam('_source', $params);
     }
 
     /**