src/ElasticSearch/DSL/Builder.php
public function query(array $options=array()) {
        if (!($this->query instanceof Query))
            $this->query = new Query($options);
        return $this->query;
    }
public function query(array $options=array()) {
        if (!($this->query instanceof Query))
            $this->query = new Query($options);
        return $this->query;
    }
Add array clause, can only be one

@return \ElasticSearch\DSL\Query
@param array $options