80 lines
2.3 KiB
PHP
80 lines
2.3 KiB
PHP
<?php
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/*
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* This file is part of Composer.
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*
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* (c) Nils Adermann <naderman@naderman.de>
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* Jordi Boggiano <j.boggiano@seld.be>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Composer\Util;
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use Composer\IO\IOInterface;
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/**
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* Convert PHP errors into exceptions
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*
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* @author Artem Lopata <biozshock@gmail.com>
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*/
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class ErrorHandler
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{
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private static $io;
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/**
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* Error handler
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*
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* @param int $level Level of the error raised
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* @param string $message Error message
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* @param string $file Filename that the error was raised in
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* @param int $line Line number the error was raised at
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*
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* @static
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* @throws \ErrorException
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*/
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public static function handle($level, $message, $file, $line)
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{
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// error code is not included in error_reporting
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if (!(error_reporting() & $level)) {
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return;
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}
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if (filter_var(ini_get('xdebug.scream'), FILTER_VALIDATE_BOOLEAN)) {
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$message .= "\n\nWarning: You have xdebug.scream enabled, the warning above may be".
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"\na legitimately suppressed error that you were not supposed to see.";
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}
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if ($level !== E_DEPRECATED && $level !== E_USER_DEPRECATED) {
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throw new \ErrorException($message, 0, $level, $file, $line);
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}
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if (self::$io) {
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self::$io->writeError('<warning>Deprecation Notice: '.$message.' in '.$file.':'.$line.'</warning>');
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if (self::$io->isVerbose()) {
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self::$io->writeError('<warning>Stack trace:</warning>');
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self::$io->writeError(array_filter(array_map(function ($a) {
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if (isset($a['line'], $a['file'])) {
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return '<warning> '.$a['file'].':'.$a['line'].'</warning>';
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}
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return null;
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}, array_slice(debug_backtrace(), 2))));
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}
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}
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}
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/**
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* Register error handler.
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*
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* @param IOInterface|null $io
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*/
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public static function register(IOInterface $io = null)
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{
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set_error_handler(array(__CLASS__, 'handle'));
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error_reporting(E_ALL | E_STRICT);
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self::$io = $io;
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}
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}
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