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69 lines
1.9 KiB
69 lines
1.9 KiB
7 years ago
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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) 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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* Imports blocks defined in another template into the current template.
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*
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* <pre>
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* {% extends "base.html" %}
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*
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* {% use "blocks.html" %}
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*
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* {% block title %}{% endblock %}
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* {% block content %}{% endblock %}
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* </pre>
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*
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* @see https://twig.symfony.com/doc/templates.html#horizontal-reuse for details.
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*/
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final class Twig_TokenParser_Use extends Twig_TokenParser
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{
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public function parse(Twig_Token $token)
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{
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$template = $this->parser->getExpressionParser()->parseExpression();
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$stream = $this->parser->getStream();
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if (!$template instanceof Twig_Node_Expression_Constant) {
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throw new Twig_Error_Syntax('The template references in a "use" statement must be a string.', $stream->getCurrent()->getLine(), $stream->getSourceContext());
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}
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$targets = array();
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if ($stream->nextIf('with')) {
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do {
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$name = $stream->expect(/* Twig_Token::NAME_TYPE */ 5)->getValue();
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$alias = $name;
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if ($stream->nextIf('as')) {
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$alias = $stream->expect(/* Twig_Token::NAME_TYPE */ 5)->getValue();
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}
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$targets[$name] = new Twig_Node_Expression_Constant($alias, -1);
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if (!$stream->nextIf(/* Twig_Token::PUNCTUATION_TYPE */ 9, ',')) {
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break;
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}
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} while (true);
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}
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$stream->expect(/* Twig_Token::BLOCK_END_TYPE */ 3);
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$this->parser->addTrait(new Twig_Node(array('template' => $template, 'targets' => new Twig_Node($targets))));
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return new Twig_Node();
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}
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public function getTag()
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{
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return 'use';
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}
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}
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class_alias('Twig_TokenParser_Use', 'Twig\TokenParser\UseTokenParser', false);
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