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cacme/vendor/workerman/validation/library/Rules/BoolVal.php

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+<?php
+
+/*
+ * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
+ * SPDX-License-Identifier: MIT
+ */
+
+declare(strict_types=1);
+
+namespace Respect\Validation\Rules;
+
+use function filter_var;
+use function is_bool;
+
+use const FILTER_NULL_ON_FAILURE;
+use const FILTER_VALIDATE_BOOLEAN;
+
+/**
+ * Validates if the input results in a boolean value.
+ *
+ * @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ * @author William Espindola <oi@williamespindola.com.br>
+ */
+final class BoolVal extends AbstractRule
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function validate($input): bool
+    {
+        return is_bool(filter_var($input, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE));
+    }
+}