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1 | <?php |
2 | ||
3 | /* | |
4 | * This file is part of Twig. | |
5 | * | |
6 | * (c) 2011 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 | ||
12 | /** | |
13 | * Evaluates an expression, discarding the returned value. | |
14 | */ | |
15 | class Twig_TokenParser_Do extends Twig_TokenParser | |
16 | { | |
17 | /** | |
18 | * Parses a token and returns a node. | |
19 | * | |
20 | * @param Twig_Token $token A Twig_Token instance | |
21 | * | |
22 | * @return Twig_NodeInterface A Twig_NodeInterface instance | |
23 | */ | |
24 | public function parse(Twig_Token $token) | |
25 | { | |
26 | $expr = $this->parser->getExpressionParser()->parseExpression(); | |
27 | ||
28 | $this->parser->getStream()->expect(Twig_Token::BLOCK_END_TYPE); | |
29 | ||
30 | return new Twig_Node_Do($expr, $token->getLine(), $this->getTag()); | |
31 | } | |
32 | ||
33 | /** | |
34 | * Gets the tag name associated with this token parser. | |
35 | * | |
36 | * @return string The tag name | |
37 | */ | |
38 | public function getTag() | |
39 | { | |
40 | return 'do'; | |
41 | } | |
42 | } |