<?php

namespace Composer\Util;

use Composer\IO\IOInterface;

/**
 * Convert PHP errors into exceptions
 *
 * @author Artem Lopata <biozshock@gmail.com>
 */
class ErrorHandler
{
	/** @var ?IOInterface */
	private static $io;


	/**
	 * Error handler
	 *
	 * @param int    $level   Level of the error raised
	 * @param string $message Error message
	 * @param string $file    Filename that the error was raised in
	 * @param int    $line    Line number the error was raised at
	 *
	 * @static
	 * @throws \ErrorException
	 */
	public static function handle(int $level, string $message, string $file, int $line): bool
	{
		$isDeprecationNotice = $level === E_DEPRECATED || $level === E_USER_DEPRECATED;

		// error code is not included in error_reporting
		if (!$isDeprecationNotice && !(error_reporting() & $level)) {
		    return true;
		}

		if (filter_var(ini_get('xdebug.scream'), FILTER_VALIDATE_BOOLEAN)) {
		    $message .= "\n\nWarning: You have xdebug.scream enabled, the warning above may be".
		    "\na legitimately suppressed error that you were not supposed to see.";
		}

		if (!$isDeprecationNotice) {
		    throw new \ErrorException($message, 0, $level, $file, $line);
		}

		if (self::$io) {
		    self::$io->writeError('<warning>Deprecation Notice: '.$message.' in '.$file.':'.$line.'</warning>');
		    if (self::$io->isVerbose()) {
		        self::$io->writeError('<warning>Stack trace:</warning>');
		        self::$io->writeError(array_filter(array_map(static function ($a): ?string {
		            if (isset($a['line'], $a['file'])) {
		                return '<warning> '.$a['file'].':'.$a['line'].'</warning>';
		            }

		            return null;
		        }, array_slice(debug_backtrace(), 2))));
		    }
		}

		return true;
	}


	/**
	 * Register error handler.
	 */
	public static function register(?IOInterface $io = null): void
	{
		set_error_handler([__CLASS__, 'handle']);
		error_reporting(E_ALL | E_STRICT);
		self::$io = $io;
	}
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----Nzk1MTU5OTE1NzU0MTQzMiAxNTI3MTc2MTc5ODMxMDE4IDczMTU2Mzg3NjQyMDQzNjc=