public static function Cache::validateTags in Zircon Profile 8

Same name and namespace in other branches

1. 8.0 core/lib/Drupal/Core/Cache/Cache.php \Drupal\Core\Cache\Cache::validateTags()

Validates an array of cache tags.

Can be called before using cache tags in operations, to ensure validity.

Parameters

string[] $tags: An array of cache tags.

Throws

\LogicException

2 calls to Cache::validateTags()

CacheTest::testValidateTags in core/tests/Drupal/Tests/Core/Cache/CacheTest.php

@covers ::validateTags

MemcacheBackend::set in modules/memcache/src/MemcacheBackend.php

Stores data in the persistent cache.

File

core/lib/Drupal/Core/Cache/Cache.php, line 108

Contains \Drupal\Core\Cache\Cache.

Class

Cache

Helper methods for cache.

Namespace

Drupal\Core\Cache

Code

public static function validateTags(array $tags) {
  if (empty($tags)) {
    return;
  }
  foreach ($tags as $value) {
    if (!is_string($value)) {
      throw new \LogicException('Cache tags must be strings, ' . gettype($value) . ' given.');
    }
  }
}