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1686
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darkviper
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<?php
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/*
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* This file is part of Twig.
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*
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* (c) 2009 Fabien Potencier
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* (c) 2009 Armin Ronacher
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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/**
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* Represents a Token.
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*
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* @package twig
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class Twig_Token
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{
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protected $value;
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protected $type;
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protected $lineno;
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const EOF_TYPE = -1;
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const TEXT_TYPE = 0;
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const BLOCK_START_TYPE = 1;
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const VAR_START_TYPE = 2;
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const BLOCK_END_TYPE = 3;
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const VAR_END_TYPE = 4;
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const NAME_TYPE = 5;
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const NUMBER_TYPE = 6;
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const STRING_TYPE = 7;
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const OPERATOR_TYPE = 8;
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const PUNCTUATION_TYPE = 9;
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const INTERPOLATION_START_TYPE = 10;
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const INTERPOLATION_END_TYPE = 11;
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/**
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* Constructor.
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*
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* @param integer $type The type of the token
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* @param string $value The token value
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* @param integer $lineno The line position in the source
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*/
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public function __construct($type, $value, $lineno)
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{
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$this->type = $type;
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$this->value = $value;
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$this->lineno = $lineno;
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}
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/**
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* Returns a string representation of the token.
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*
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* @return string A string representation of the token
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*/
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public function __toString()
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{
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return sprintf('%s(%s)', self::typeToString($this->type, true, $this->lineno), $this->value);
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}
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/**
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* Tests the current token for a type and/or a value.
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*
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* Parameters may be:
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* * just type
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* * type and value (or array of possible values)
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* * just value (or array of possible values) (NAME_TYPE is used as type)
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*
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* @param array|integer $type The type to test
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* @param array|string|null $values The token value
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*
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* @return Boolean
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*/
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public function test($type, $values = null)
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{
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if (null === $values && !is_int($type)) {
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$values = $type;
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$type = self::NAME_TYPE;
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}
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return ($this->type === $type) && (
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null === $values ||
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(is_array($values) && in_array($this->value, $values)) ||
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$this->value == $values
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);
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}
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/**
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* Gets the line.
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*
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* @return integer The source line
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*/
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public function getLine()
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{
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return $this->lineno;
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}
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/**
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* Gets the token type.
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*
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* @return integer The token type
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*/
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public function getType()
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{
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return $this->type;
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}
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/**
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* Gets the token value.
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*
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* @return string The token value
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*/
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public function getValue()
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{
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return $this->value;
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}
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/**
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* Returns the constant representation (internal) of a given type.
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*
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* @param integer $type The type as an integer
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* @param Boolean $short Whether to return a short representation or not
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* @param integer $line The code line
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*
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* @return string The string representation
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*/
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1852
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darkviper
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public static function typeToString($type, $short = false, $line = -1)
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1686
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darkviper
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{
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switch ($type) {
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case self::EOF_TYPE:
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$name = 'EOF_TYPE';
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break;
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case self::TEXT_TYPE:
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$name = 'TEXT_TYPE';
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break;
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case self::BLOCK_START_TYPE:
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$name = 'BLOCK_START_TYPE';
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break;
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case self::VAR_START_TYPE:
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$name = 'VAR_START_TYPE';
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break;
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case self::BLOCK_END_TYPE:
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$name = 'BLOCK_END_TYPE';
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break;
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case self::VAR_END_TYPE:
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$name = 'VAR_END_TYPE';
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break;
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case self::NAME_TYPE:
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$name = 'NAME_TYPE';
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break;
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case self::NUMBER_TYPE:
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$name = 'NUMBER_TYPE';
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break;
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case self::STRING_TYPE:
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$name = 'STRING_TYPE';
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break;
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case self::OPERATOR_TYPE:
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$name = 'OPERATOR_TYPE';
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break;
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case self::PUNCTUATION_TYPE:
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$name = 'PUNCTUATION_TYPE';
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break;
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case self::INTERPOLATION_START_TYPE:
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$name = 'INTERPOLATION_START_TYPE';
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break;
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case self::INTERPOLATION_END_TYPE:
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$name = 'INTERPOLATION_END_TYPE';
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break;
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default:
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1852
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darkviper
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throw new LogicException(sprintf('Token of type "%s" does not exist.', $type));
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1686
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darkviper
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}
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return $short ? $name : 'Twig_Token::'.$name;
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}
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/**
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* Returns the english representation of a given type.
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*
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* @param integer $type The type as an integer
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* @param integer $line The code line
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*
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* @return string The string representation
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*/
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1852
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darkviper
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public static function typeToEnglish($type, $line = -1)
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1686
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darkviper
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{
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switch ($type) {
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case self::EOF_TYPE:
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return 'end of template';
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case self::TEXT_TYPE:
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return 'text';
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case self::BLOCK_START_TYPE:
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return 'begin of statement block';
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case self::VAR_START_TYPE:
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return 'begin of print statement';
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case self::BLOCK_END_TYPE:
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return 'end of statement block';
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case self::VAR_END_TYPE:
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return 'end of print statement';
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case self::NAME_TYPE:
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return 'name';
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case self::NUMBER_TYPE:
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return 'number';
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case self::STRING_TYPE:
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return 'string';
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case self::OPERATOR_TYPE:
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return 'operator';
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case self::PUNCTUATION_TYPE:
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return 'punctuation';
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case self::INTERPOLATION_START_TYPE:
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return 'begin of string interpolation';
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case self::INTERPOLATION_END_TYPE:
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return 'end of string interpolation';
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default:
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1852
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darkviper
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throw new LogicException(sprintf('Token of type "%s" does not exist.', $type));
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1686
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darkviper
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}
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}
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}
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