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vendor/symfony/routing/Requirement/EnumRequirement.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\Component\Routing\Requirement;
+
+use Symfony\Component\Routing\Exception\InvalidArgumentException;
+
+final class EnumRequirement implements \Stringable
+{
+    private string $requirement;
+
+    /**
+     * @template T of \BackedEnum
+     *
+     * @param class-string<T>|list<T> $cases
+     */
+    public function __construct(string|array $cases = [])
+    {
+        if (\is_string($cases)) {
+            if (!is_subclass_of($cases, \BackedEnum::class, true)) {
+                throw new InvalidArgumentException(sprintf('"%s" is not a "BackedEnum" class.', $cases));
+            }
+
+            $cases = $cases::cases();
+        } else {
+            $class = null;
+
+            foreach ($cases as $case) {
+                if (!$case instanceof \BackedEnum) {
+                    throw new InvalidArgumentException(sprintf('Case must be a "BackedEnum" instance, "%s" given.', get_debug_type($case)));
+                }
+
+                $class ??= $case::class;
+
+                if (!$case instanceof $class) {
+                    throw new InvalidArgumentException(sprintf('"%s::%s" is not a case of "%s".', get_debug_type($case), $case->name, $class));
+                }
+            }
+        }
+
+        $this->requirement = implode('|', array_map(static fn ($e) => preg_quote($e->value), $cases));
+    }
+
+    public function __toString(): string
+    {
+        return $this->requirement;
+    }
+}

vendor/symfony/routing/Requirement/Requirement.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\Component\Routing\Requirement;
+
+/*
+ * A collection of universal regular-expression constants to use as route parameter requirements.
+ */
+enum Requirement
+{
+    public const ASCII_SLUG = '[A-Za-z0-9]+(?:-[A-Za-z0-9]+)*'; // symfony/string AsciiSlugger default implementation
+    public const CATCH_ALL = '.+';
+    public const DATE_YMD = '[0-9]{4}-(?:0[1-9]|1[012])-(?:0[1-9]|[12][0-9]|(?<!02-)3[01])'; // YYYY-MM-DD
+    public const DIGITS = '[0-9]+';
+    public const POSITIVE_INT = '[1-9][0-9]*';
+    public const UID_BASE32 = '[0-9A-HJKMNP-TV-Z]{26}';
+    public const UID_BASE58 = '[1-9A-HJ-NP-Za-km-z]{22}';
+    public const UID_RFC4122 = '[0-9a-f]{8}(?:-[0-9a-f]{4}){3}-[0-9a-f]{12}';
+    public const ULID = '[0-7][0-9A-HJKMNP-TV-Z]{25}';
+    public const UUID = '[0-9a-f]{8}-[0-9a-f]{4}-[13-8][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V1 = '[0-9a-f]{8}-[0-9a-f]{4}-1[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V3 = '[0-9a-f]{8}-[0-9a-f]{4}-3[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V4 = '[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V5 = '[0-9a-f]{8}-[0-9a-f]{4}-5[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V6 = '[0-9a-f]{8}-[0-9a-f]{4}-6[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V7 = '[0-9a-f]{8}-[0-9a-f]{4}-7[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+    public const UUID_V8 = '[0-9a-f]{8}-[0-9a-f]{4}-8[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}';
+}