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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2017 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\Command;
use Psy\Exception\RuntimeException;
use Psy\VarDumper\Presenter;
use Psy\VarDumper\PresenterAware;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
/**
* Dump an object or primitive.
*
* This is like var_dump but *way* awesomer.
*/
class DumpCommand extends ReflectingCommand implements PresenterAware
{
private $presenter;
/**
* PresenterAware interface.
*
* @param Presenter $presenter
*/
public function setPresenter(Presenter $presenter)
{
$this->presenter = $presenter;
}
/**
* {@inheritdoc}
*/
protected function configure()
{
$this
->setName('dump')
->setDefinition(array(
new InputArgument('target', InputArgument::REQUIRED, 'A target object or primitive to dump.', null),
new InputOption('depth', '', InputOption::VALUE_REQUIRED, 'Depth to parse', 10),
new InputOption('all', 'a', InputOption::VALUE_NONE, 'Include private and protected methods and properties.'),
))
->setDescription('Dump an object or primitive.')
->setHelp(
<<<'HELP'
Dump an object or primitive.
This is like var_dump but <strong>way</strong> awesomer.
e.g.
<return>>>> dump $_</return>
<return>>>> dump $someVar</return>
HELP
);
}
/**
* {@inheritdoc}
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$depth = $input->getOption('depth');
$target = $this->resolveTarget($input->getArgument('target'));
$output->page($this->presenter->present($target, $depth, $input->getOption('all') ? Presenter::VERBOSE : 0));
if (is_object($target)) {
$this->setCommandScopeVariables(new \ReflectionObject($target));
}
}
/**
* Resolve dump target name.
*
* @throws RuntimeException if target name does not exist in the current scope
*
* @param string $target
*
* @return mixed
*/
protected function resolveTarget($target)
{
$matches = array();
if (preg_match(self::SUPERGLOBAL, $target, $matches)) {
if (!array_key_exists($matches[1], $GLOBALS)) {
throw new RuntimeException('Unknown target: ' . $target);
}
return $GLOBALS[$matches[1]];
} elseif (preg_match(self::INSTANCE, $target, $matches)) {
return $this->getScopeVariable($matches[1]);
} else {
throw new RuntimeException('Unknown target: ' . $target);
}
}
}