src/Tokenizer/Tokens.php
private static function getCache($key)
    {
        if (!self::hasCache($key)) {
            throw new \OutOfBoundsException(sprintf('Unknown cache key: "%s".', $key));
        }

        return self::$cache[$key];
    }
private static function getCache($key)
    {
        if (!self::hasCache($key)) {
            throw new \OutOfBoundsException(sprintf('Unknown cache key: "%s".', $key));
        }

        return self::$cache[$key];
    }
Get cache value for given key.

@param string $key item key

@return Tokens