Chris@14: <?php
Chris@14: 
Chris@14: /*
Chris@14:  * This file is part of the Symfony package.
Chris@14:  *
Chris@14:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@14:  *
Chris@14:  * For the full copyright and license information, please view the LICENSE
Chris@14:  * file that was distributed with this source code.
Chris@14:  */
Chris@14: 
Chris@14: namespace Symfony\Polyfill\Php70;
Chris@14: 
Chris@14: /**
Chris@14:  * @author Nicolas Grekas <p@tchwork.com>
Chris@14:  *
Chris@14:  * @internal
Chris@14:  */
Chris@14: final class Php70
Chris@14: {
Chris@14:     public static function intdiv($dividend, $divisor)
Chris@14:     {
Chris@14:         $dividend = self::intArg($dividend, __FUNCTION__, 1);
Chris@14:         $divisor = self::intArg($divisor, __FUNCTION__, 2);
Chris@14: 
Chris@14:         if (0 === $divisor) {
Chris@14:             throw new \DivisionByZeroError('Division by zero');
Chris@14:         }
Chris@14:         if (-1 === $divisor && ~PHP_INT_MAX === $dividend) {
Chris@14:             throw new \ArithmeticError('Division of PHP_INT_MIN by -1 is not an integer');
Chris@14:         }
Chris@14: 
Chris@14:         return ($dividend - ($dividend % $divisor)) / $divisor;
Chris@14:     }
Chris@14: 
Chris@14:     public static function preg_replace_callback_array(array $patterns, $subject, $limit = -1, &$count = 0)
Chris@14:     {
Chris@14:         $count = 0;
Chris@14:         $result = (string) $subject;
Chris@14:         if (0 === $limit = self::intArg($limit, __FUNCTION__, 3)) {
Chris@14:             return $result;
Chris@14:         }
Chris@14: 
Chris@14:         foreach ($patterns as $pattern => $callback) {
Chris@14:             $result = preg_replace_callback($pattern, $callback, $result, $limit, $c);
Chris@14:             $count += $c;
Chris@14:         }
Chris@14: 
Chris@14:         return $result;
Chris@14:     }
Chris@14: 
Chris@14:     public static function error_clear_last()
Chris@14:     {
Chris@14:         static $handler;
Chris@14:         if (!$handler) {
Chris@17:             $handler = function () { return false; };
Chris@14:         }
Chris@14:         set_error_handler($handler);
Chris@14:         @trigger_error('');
Chris@14:         restore_error_handler();
Chris@14:     }
Chris@14: 
Chris@16:     private static function intArg($value, $caller, $pos)
Chris@14:     {
Chris@16:         if (\is_int($value)) {
Chris@14:             return $value;
Chris@14:         }
Chris@16:         if (!\is_numeric($value) || PHP_INT_MAX <= ($value += 0) || ~PHP_INT_MAX >= $value) {
Chris@17:             throw new \TypeError(sprintf('%s() expects parameter %d to be integer, %s given', $caller, $pos, \gettype($value)));
Chris@14:         }
Chris@14: 
Chris@14:         return (int) $value;
Chris@14:     }
Chris@14: }