fab2s\YaEtl\Transformers\CallableTransformer

Complexity

Total Complexity

2

Size/Duplication

Total Lines	31
Duplicated Lines	0 %

Importance

Changes	3
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	exec()	0	3	1
A	__construct()	0	3	1

<?php

/*
 * This file is part of YaEtl
 *     (c) Fabrice de Stefanis / https://github.com/fab2s/YaEtl
 * This source file is licensed under the MIT license which you will
 * find in the LICENSE file or at https://opensource.org/licenses/MIT
 */

namespace fab2s\YaEtl\Transformers;

use fab2s\NodalFlow\NodalFlowException;
use fab2s\NodalFlow\Nodes\PayloadNodeAbstract;

/**
 * Class CallableTransformer
 */
class CallableTransformer extends PayloadNodeAbstract implements TransformerInterface
{
    /**
     * The underlying executable or traversable Payload
     *
     * @var callable
     */
    protected $payload;

    /**
     * Instantiate the transformer
     *
     * @param callable $payload
     *
     * @throws NodalFlowException
     */
    public function __construct(callable $payload)
    {
        parent::__construct($payload, true, false);
    }

    /**
     * Execute the callable payload
     *
     * @param mixed $param the record
     *
     * @return mixed
     */
    public function exec($param = null)
    {
        return \call_user_func($this->payload, $param);
    }
}