Classes List

Symfony\Component\Debug\Debug

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<?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\Debug;

/** * Registers all the debug tools. * * @author Fabien Potencier <fabien@symfony.com> */
class Debug
{
    private static $enabled = false;

    /** * Enables the debug tools. * * This method registers an error handler and an exception handler. * * If the Symfony ClassLoader component is available, a special * class loader is also registered. * * @param int $errorReportingLevel The level of error reporting you want * @param bool $displayErrors Whether to display errors (for development) or just log them (for production) */
    public static function enable($errorReportingLevel = E_ALL$displayErrors = true)
    {
        if (static::$enabled) {
            return;
        }

        static::$enabled = true;

        if (null !== $errorReportingLevel) {
            error_reporting($errorReportingLevel);
        } else {
            error_reporting(E_ALL);
        }

        if (!\in_array(PHP_SAPIarray('cli''phpdbg'), true)) {
            ini_set('display_errors'0);
            ExceptionHandler::register();
        } elseif ($displayErrors && (!ini_get('log_errors'|| ini_get('error_log'))) {
            // CLI - display errors only if they're not already logged to STDERR
            ini_set('display_errors'1);
        }
        if ($displayErrors) {
            ErrorHandler::register(new ErrorHandler(new BufferingLogger()));
        } else {
            ErrorHandler::register()->throwAt(0true);
        }

        DebugClassLoader::enable();
    }
}