<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Console\Output;
use Symfony\Component\Console\Formatter\NullOutputFormatter;
use Symfony\Component\Console\Formatter\OutputFormatterInterface;
/**
* NullOutput suppresses all output.
*
* $output = new NullOutput();
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Tobias Schultze <http://tobion.de>
*/
class NullOutput implements OutputInterface
{
private $formatter;
/**
* {@inheritdoc}
*/
public function setFormatter(OutputFormatterInterface $formatter)
{
// do nothing
}
/**
* {@inheritdoc}
*/
public function getFormatter()
{
if ($this->formatter) {
return $this->formatter;
}
// to comply with the interface we must return a OutputFormatterInterface
return $this->formatter = new NullOutputFormatter();
}
/**
* {@inheritdoc}
*/
public function setDecorated(bool $decorated)
{
// do nothing
}
/**
* {@inheritdoc}
*/
public function isDecorated()
{
return false;
}
/**
* {@inheritdoc}
*/
public function setVerbosity(int $level)
{
// do nothing
}
/**
* {@inheritdoc}
*/
public function getVerbosity()
{
return self::VERBOSITY_QUIET;
}
/**
* {@inheritdoc}
*/
public function isQuiet()
{
return true;
}
/**
* {@inheritdoc}
*/
public function isVerbose()
{
return false;
}
/**
* {@inheritdoc}
*/
public function isVeryVerbose()
{
return false;
}
/**
* {@inheritdoc}
*/
public function isDebug()
{
return false;
}
/**
* {@inheritdoc}
*/
public function writeln($messages, int $options = self::OUTPUT_NORMAL)
{
// do nothing
}
/**
* {@inheritdoc}
*/
public function write($messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)
{
// do nothing
}
}