Subiendo proyecto completo sin restricciones de git ignore

vendor/symfony/polyfill-php83/Php83.php

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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\Polyfill\Php83;
+
+/**
+ * @author Ion Bazan <ion.bazan@gmail.com>
+ *
+ * @internal
+ */
+final class Php83
+{
+    private const JSON_MAX_DEPTH = 0x7FFFFFFF; // see https://www.php.net/manual/en/function.json-decode.php
+
+    public static function json_validate(string $json, int $depth = 512, int $flags = 0): bool
+    {
+        if (0 !== $flags && \defined('JSON_INVALID_UTF8_IGNORE') && \JSON_INVALID_UTF8_IGNORE !== $flags) {
+            throw new \ValueError('json_validate(): Argument #3 ($flags) must be a valid flag (allowed flags: JSON_INVALID_UTF8_IGNORE)');
+        }
+
+        if ($depth <= 0) {
+            throw new \ValueError('json_validate(): Argument #2 ($depth) must be greater than 0');
+        }
+
+        if ($depth >= self::JSON_MAX_DEPTH) {
+            throw new \ValueError(sprintf('json_validate(): Argument #2 ($depth) must be less than %d', self::JSON_MAX_DEPTH));
+        }
+
+        json_decode($json, null, $depth, $flags);
+
+        return \JSON_ERROR_NONE === json_last_error();
+    }
+}