uvinum / joiner

        $this->pipeline = new Pipeline();

    }

    public function append($key, $args)

    {

        $this->pipeline = $this->pipeline->pipe(

            function ($serializedBase) use ($key, $args) {

                $keysDepth = \explode('>', $key);

                $this->setNestedValue($serializedBase, $keysDepth, $args);

                return $serializedBase;

            }

        );

    }

    private function setNestedValue(&$serializedBase, array $keysDepth, $value)

    {

        return $this->setNestedValue($serializedBase[$currentKey], $keysDepth, $value);

    }

    public function filter($key)

    {

        $this->pipeline = $this->pipeline->pipe(

            function ($serializedBase) use ($key) {

                $keysDepth = \explode('>', $key);

                $this->unsetNestedValue($serializedBase, $keysDepth);

                return $serializedBase;

            }

        );

    }

    private function unsetNestedValue(&$serializedBase, array $keysDepth)

    {