<?php

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/*

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* This file is part of the Symfony package.

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*

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* (c) Fabien Potencier <fabien@symfony.com>

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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 Symfony\Polyfill\Php70;

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/**

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* @author Nicolas Grekas <p@tchwork.com>

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*

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* @internal

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*/

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final class Php70

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{

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public static function intdiv($dividend, $divisor)

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{

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$dividend = self::intArg($dividend, __FUNCTION__, 1);

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$divisor = self::intArg($divisor, __FUNCTION__, 2);

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if (0 === $divisor) {

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throw new \DivisionByZeroError('Division by zero');

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}

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if (-1 === $divisor && ~PHP_INT_MAX === $dividend) {

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throw new \ArithmeticError('Division of PHP_INT_MIN by -1 is not an integer');

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}

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return ($dividend - ($dividend % $divisor)) / $divisor;

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}

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public static function preg_replace_callback_array(array $patterns, $subject, $limit = -1, &$count = 0)

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{

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$count = 0;

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$result = (string) $subject;

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if (0 === $limit = self::intArg($limit, __FUNCTION__, 3)) {

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return $result;

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}

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foreach ($patterns as $pattern => $callback) {

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$result = preg_replace_callback($pattern, $callback, $result, $limit, $c);

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$count += $c;

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}

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return $result;

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}

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public static function error_clear_last()

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{

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static $handler;

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if (!$handler) {

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$handler = function () { return false; };

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}

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set_error_handler($handler);

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@trigger_error('');

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restore_error_handler();

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}

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private static function intArg($value, $caller, $pos)

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{

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if (\is_int($value)) {

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return $value;

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}

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if (!\is_numeric($value) || PHP_INT_MAX <= ($value += 0) || ~PHP_INT_MAX >= $value) {

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throw new \TypeError(sprintf('%s() expects parameter %d to be integer, %s given', $caller, $pos, \gettype($value)));

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}

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return (int) $value;

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}

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}

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