1<?php
2
3/*
4 * This file is part of Twig.
5 *
6 * (c) Fabien Potencier
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11
12namespace Twig\TokenParser;
13
14use Twig\Error\SyntaxError;
15use Twig\Node\BodyNode;
16use Twig\Node\MacroNode;
17use Twig\Node\Node;
18use Twig\Token;
19
20/**
21 * Defines a macro.
22 *
23 *   {% macro input(name, value, type, size) %}
24 *      <input type="{{ type|default('text') }}" name="{{ name }}" value="{{ value|e }}" size="{{ size|default(20) }}" />
25 *   {% endmacro %}
26 *
27 * @final
28 */
29class MacroTokenParser extends AbstractTokenParser
30{
31    public function parse(Token $token)
32    {
33        $lineno = $token->getLine();
34        $stream = $this->parser->getStream();
35        $name = $stream->expect(Token::NAME_TYPE)->getValue();
36
37        $arguments = $this->parser->getExpressionParser()->parseArguments(true, true);
38
39        $stream->expect(Token::BLOCK_END_TYPE);
40        $this->parser->pushLocalScope();
41        $body = $this->parser->subparse([$this, 'decideBlockEnd'], true);
42        if ($token = $stream->nextIf(Token::NAME_TYPE)) {
43            $value = $token->getValue();
44
45            if ($value != $name) {
46                throw new SyntaxError(sprintf('Expected endmacro for macro "%s" (but "%s" given).', $name, $value), $stream->getCurrent()->getLine(), $stream->getSourceContext());
47            }
48        }
49        $this->parser->popLocalScope();
50        $stream->expect(Token::BLOCK_END_TYPE);
51
52        $this->parser->setMacro($name, new MacroNode($name, new BodyNode([$body]), $arguments, $lineno, $this->getTag()));
53
54        return new Node();
55    }
56
57    public function decideBlockEnd(Token $token)
58    {
59        return $token->test('endmacro');
60    }
61
62    public function getTag()
63    {
64        return 'macro';
65    }
66}
67
68class_alias('Twig\TokenParser\MacroTokenParser', 'Twig_TokenParser_Macro');
69