<?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\VarDumper;
use Symfony\Component\VarDumper\Caster\ReflectionCaster;
use Symfony\Component\VarDumper\Cloner\VarCloner;
use Symfony\Component\VarDumper\Dumper\CliDumper;
use Symfony\Component\VarDumper\Dumper\ContextProvider\SourceContextProvider;
use Symfony\Component\VarDumper\Dumper\ContextualizedDumper;
use Symfony\Component\VarDumper\Dumper\HtmlDumper;
// Load the global dump() function
require_once __DIR__.'/Resources/functions/dump.php';
/**
* @author Nicolas Grekas <p@tchwork.com>
*/
class VarDumper
{
private static $handler;
public static function dump($var)
{
if (null === self::$handler) {
$cloner = new VarCloner();
$cloner->addCasters(ReflectionCaster::UNSET_CLOSURE_FILE_INFO);
if (isset($_SERVER['VAR_DUMPER_FORMAT'])) {
$dumper = 'html' === $_SERVER['VAR_DUMPER_FORMAT'] ? new HtmlDumper() : new CliDumper();
} else {
$dumper = \in_array(\PHP_SAPI, ['cli', 'phpdbg']) ? new CliDumper() : new HtmlDumper();
}
$dumper = new ContextualizedDumper($dumper, [new SourceContextProvider()]);
self::$handler = function ($var) use ($cloner, $dumper) {
$dumper->dump($cloner->cloneVar($var));
};
}
return (self::$handler)($var);
}
public static function setHandler(callable $callable = null)
{
$prevHandler = self::$handler;
// Prevent replacing the handler with expected format as soon as the env var was set:
if (isset($_SERVER['VAR_DUMPER_FORMAT'])) {
return $prevHandler;
}
self::$handler = $callable;
return $prevHandler;
}
}