* * 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 cssselector library, * which is copyright Ian Bicking, @see https://github.com/SimonSapin/cssselect. * * @author Jean-François Simon */ class Token { const TYPE_FILE_END = 'eof'; const TYPE_DELIMITER = 'delimiter'; const TYPE_WHITESPACE = 'whitespace'; const TYPE_IDENTIFIER = 'identifier'; const TYPE_HASH = 'hash'; const TYPE_NUMBER = 'number'; const TYPE_STRING = 'string'; /** * @var int */ private $type; /** * @var string */ private $value; /** * @var int */ private $position; /** * @param int $type * @param string $value * @param int $position */ public function __construct($type, $value, $position) { $this->type = $type; $this->value = $value; $this->position = $position; } /** * @return int */ public function getType() { return $this->type; } /** * @return string */ public function getValue() { return $this->value; } /** * @return int */ public function getPosition() { return $this->position; } /** * @return boolean */ public function isFileEnd() { return self::TYPE_FILE_END === $this->type; } /** * @param array $values * * @return boolean */ public function isDelimiter(array $values = array()) { if (self::TYPE_DELIMITER !== $this->type) { return false; } if (empty($values)) { return true; } return in_array($this->value, $values); } /** * @return boolean */ public function isWhitespace() { return self::TYPE_WHITESPACE === $this->type; } /** * @return boolean */ public function isIdentifier() { return self::TYPE_IDENTIFIER === $this->type; } /** * @return boolean */ public function isHash() { return self::TYPE_HASH === $this->type; } /** * @return boolean */ public function isNumber() { return self::TYPE_NUMBER === $this->type; } /** * @return boolean */ public function isString() { return self::TYPE_STRING === $this->type; } /** * @return string */ public function __toString() { if ($this->value) { return sprintf('<%s "%s" at %s>', $this->type, $this->value, $this->position); } return sprintf('<%s at %s>', $this->type, $this->position); } }