abadd5bc38
Modified some paths to be more generic and not require rewrite. Some instances of phase names have been changed, others are still in process.
84 lines
2.2 KiB
PHP
84 lines
2.2 KiB
PHP
<?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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*
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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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* Defines a variable.
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*
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* <pre>
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* {% set foo = 'foo' %}
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*
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* {% set foo = [1, 2] %}
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*
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* {% set foo = {'foo': 'bar'} %}
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*
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* {% set foo = 'foo' ~ 'bar' %}
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*
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* {% set foo, bar = 'foo', 'bar' %}
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*
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* {% set foo %}Some content{% endset %}
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* </pre>
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*/
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class Twig_TokenParser_Set extends Twig_TokenParser
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{
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/**
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* Parses a token and returns a node.
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*
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* @param Twig_Token $token A Twig_Token instance
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*
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* @return Twig_NodeInterface A Twig_NodeInterface instance
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*/
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public function parse(Twig_Token $token)
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{
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$lineno = $token->getLine();
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$stream = $this->parser->getStream();
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$names = $this->parser->getExpressionParser()->parseAssignmentExpression();
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$capture = false;
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if ($stream->nextIf(Twig_Token::OPERATOR_TYPE, '=')) {
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$values = $this->parser->getExpressionParser()->parseMultitargetExpression();
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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if (count($names) !== count($values)) {
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throw new Twig_Error_Syntax('When using set, you must have the same number of variables and assignments.', $stream->getCurrent()->getLine(), $stream->getFilename());
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}
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} else {
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$capture = true;
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if (count($names) > 1) {
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throw new Twig_Error_Syntax('When using set with a block, you cannot have a multi-target.', $stream->getCurrent()->getLine(), $stream->getFilename());
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}
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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$values = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
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$stream->expect(Twig_Token::BLOCK_END_TYPE);
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}
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return new Twig_Node_Set($capture, $names, $values, $lineno, $this->getTag());
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}
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public function decideBlockEnd(Twig_Token $token)
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{
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return $token->test('endset');
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}
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/**
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* Gets the tag name associated with this token parser.
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*
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* @return string The tag name
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*/
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public function getTag()
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{
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return 'set';
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}
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}
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