Matthias Andreas Benkard | 12a5735 | 2021-12-28 18:02:04 +0100 | [diff] [blame^] | 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 | |
| 12 | namespace Twig\TokenParser; |
| 13 | |
| 14 | use Twig\Error\SyntaxError; |
| 15 | use Twig\Node\BodyNode; |
| 16 | use Twig\Node\MacroNode; |
| 17 | use Twig\Node\Node; |
| 18 | use 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 | * @internal |
| 28 | */ |
| 29 | final class MacroTokenParser extends AbstractTokenParser |
| 30 | { |
| 31 | public function parse(Token $token): Node |
| 32 | { |
| 33 | $lineno = $token->getLine(); |
| 34 | $stream = $this->parser->getStream(); |
| 35 | $name = $stream->expect(/* Token::NAME_TYPE */ 5)->getValue(); |
| 36 | |
| 37 | $arguments = $this->parser->getExpressionParser()->parseArguments(true, true); |
| 38 | |
| 39 | $stream->expect(/* Token::BLOCK_END_TYPE */ 3); |
| 40 | $this->parser->pushLocalScope(); |
| 41 | $body = $this->parser->subparse([$this, 'decideBlockEnd'], true); |
| 42 | if ($token = $stream->nextIf(/* Token::NAME_TYPE */ 5)) { |
| 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 */ 3); |
| 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): bool |
| 58 | { |
| 59 | return $token->test('endmacro'); |
| 60 | } |
| 61 | |
| 62 | public function getTag(): string |
| 63 | { |
| 64 | return 'macro'; |
| 65 | } |
| 66 | } |