* * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\CssSelector\Parser; /** * CSS selector token. * * This component is a port of the Python cssselect library, * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. * * @author Jean-François Simon * * @internal */ class Token { public const TYPE_FILE_END = 'eof'; public const TYPE_DELIMITER = 'delimiter'; public const TYPE_WHITESPACE = 'whitespace'; public const TYPE_IDENTIFIER = 'identifier'; public const TYPE_HASH = 'hash'; public const TYPE_NUMBER = 'number'; public const TYPE_STRING = 'string'; private $type; private $value; private $position; public function __construct(?string $type, ?string $value, ?int $position) { $this->type = $type; $this->value = $value; $this->position = $position; } public function getType(): ?int { return $this->type; } public function getValue(): ?string { return $this->value; } public function getPosition(): ?int { return $this->position; } public function isFileEnd(): bool { return self::TYPE_FILE_END === $this->type; } public function isDelimiter(array $values = []): bool { if (self::TYPE_DELIMITER !== $this->type) { return false; } if (empty($values)) { return true; } return \in_array($this->value, $values); } public function isWhitespace(): bool { return self::TYPE_WHITESPACE === $this->type; } public function isIdentifier(): bool { return self::TYPE_IDENTIFIER === $this->type; } public function isHash(): bool { return self::TYPE_HASH === $this->type; } public function isNumber(): bool { return self::TYPE_NUMBER === $this->type; } public function isString(): bool { return self::TYPE_STRING === $this->type; } public function __toString(): string { if ($this->value) { return sprintf('<%s "%s" at %s>', $this->type, $this->value, $this->position); } return sprintf('<%s at %s>', $this->type, $this->position); } }