<?php
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.1.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Console;
use Cake\Core\InstanceConfigTrait;
/**
* Base class for Helpers.
*
* Console Helpers allow you to package up reusable blocks
* of Console output logic. For example creating tables,
* progress bars or ascii art.
*/
abstract class Helper
{
use InstanceConfigTrait;
/**
* Default config for this helper.
*
* @var array
*/
protected $_defaultConfig = [];
/**
* ConsoleIo instance.
*
* @var \Cake\Console\ConsoleIo
*/
protected $_io;
/**
* Constructor.
*
* @param \Cake\Console\ConsoleIo $io The ConsoleIo instance to use.
* @param array $config The settings for this helper.
*/
public function __construct(ConsoleIo $io, array $config = [])
{
$this->_io = $io;
$this->setConfig($config);
}
/**
* This method should output content using `$this->_io`.
*
* @param array $args The arguments for the helper.
* @return void
*/
abstract public function output($args);
}