Pinq\Queries\Common\Join\Options::getParameters PHP Method

    public function getParameters()
    {
        return array_merge($this->source->getParameters(), $this->filter === null ? [] : $this->filter->getParameters(), $this->hasDefault ? [$this->defaultValueId, $this->defaultKeyId] : []);
    }

 public function getParameters()
 {
     return array_merge($this->options->getParameters(), $this->mutatorFunction->getParameterIds());
 }