Pinq\Queries\Operations\JoinApply::getMutatorFunction PHP Method

    public final function getMutatorFunction()
    {
        return $this->mutatorFunction;
    }

 public function visitJoinApply(Operations\JoinApply $operation)
 {
     $this->compilation->append('Join with: ');
     $this->compilation->appendJoinOptions($operation->getOptions());
     $this->compilation->append(' and update the outer values according to: ');
     $this->compilation->appendFunction($operation->getMutatorFunction());
 }