67 lines
1.6 KiB
PHP
67 lines
1.6 KiB
PHP
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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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namespace Twig\TokenParser;
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use Twig\Node\Expression\AssignNameExpression;
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use Twig\Node\ImportNode;
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use Twig\Node\Node;
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use Twig\Token;
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/**
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* Imports macros.
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*
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* {% from 'forms.html' import forms %}
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*
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* @internal
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*/
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final class FromTokenParser extends AbstractTokenParser
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{
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public function parse(Token $token): Node
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{
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$macro = $this->parser->getExpressionParser()->parseExpression();
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$stream = $this->parser->getStream();
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$stream->expect(/* Token::NAME_TYPE */ 5, 'import');
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$targets = [];
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while (true) {
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$name = $stream->expect(/* Token::NAME_TYPE */ 5)->getValue();
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$alias = $name;
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if ($stream->nextIf('as')) {
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$alias = $stream->expect(/* Token::NAME_TYPE */ 5)->getValue();
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}
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$targets[$name] = $alias;
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if (!$stream->nextIf(/* Token::PUNCTUATION_TYPE */ 9, ',')) {
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break;
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}
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}
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$stream->expect(/* Token::BLOCK_END_TYPE */ 3);
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$var = new AssignNameExpression($this->parser->getVarName(), $token->getLine());
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$node = new ImportNode($macro, $var, $token->getLine(), $this->getTag(), $this->parser->isMainScope());
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foreach ($targets as $name => $alias) {
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$this->parser->addImportedSymbol('function', $alias, 'macro_'.$name, $var);
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}
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return $node;
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}
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public function getTag(): string
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{
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return 'from';
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}
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}
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