Gecko [ gandhischool.edu.np ]

Name	Size	Permission
AbstractTokenParser.php	573 B	-rw-r--r--
ApplyTokenParser.php	1.46 KB	-rw-r--r--
AutoEscapeTokenParser.php	1.54 KB	-rw-r--r--
BlockTokenParser.php	2.42 KB	-rw-r--r--
DeprecatedTokenParser.php	969 B	-rw-r--r--
DoTokenParser.php	780 B	-rw-r--r--
EmbedTokenParser.php	2.22 KB	-rw-r--r--
ExtendsTokenParser.php	1.33 KB	-rw-r--r--
FlushTokenParser.php	708 B	-rw-r--r--
ForTokenParser.php	2.23 KB	-rw-r--r--
FromTokenParser.php	1.64 KB	-rw-r--r--
IfTokenParser.php	2.44 KB	-rw-r--r--
ImportTokenParser.php	1.15 KB	-rw-r--r--
IncludeTokenParser.php	1.59 KB	-rw-r--r--
MacroTokenParser.php	1.85 KB	-rw-r--r--
SandboxTokenParser.php	1.77 KB	-rw-r--r--
SetTokenParser.php	2.04 KB	-rw-r--r--
TokenParserInterface.php	875 B	-rw-r--r--
UseTokenParser.php	1.93 KB	-rw-r--r--
WithTokenParser.php	1.27 KB	-rw-r--r--

Code Editor : BlockTokenParser.php

<?php

/*
 * This file is part of Twig.
 *
 * (c) Fabien Potencier
 * (c) Armin Ronacher
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Twig\TokenParser;

use Twig\Error\SyntaxError;
use Twig\Node\BlockNode;
use Twig\Node\BlockReferenceNode;
use Twig\Node\Node;
use Twig\Node\PrintNode;
use Twig\Token;

/**
 * Marks a section of a template as being reusable.
 *
 *  {% block head %}
 *    <link rel="stylesheet" href="style.css" />
 *    <title>{% block title %}{% endblock %} - My Webpage</title>
 *  {% endblock %}
 *
 * @internal
 */
final class BlockTokenParser extends AbstractTokenParser
{
    public function parse(Token $token): Node
    {
        $lineno = $token->getLine();
        $stream = $this->parser->getStream();
        $name = $stream->expect(/* Token::NAME_TYPE */ 5)->getValue();
        if ($this->parser->hasBlock($name)) {
            throw new SyntaxError(sprintf("The block '%s' has already been defined line %d.", $name, $this->parser->getBlock($name)->getTemplateLine()), $stream->getCurrent()->getLine(), $stream->getSourceContext());
        }
        $this->parser->setBlock($name, $block = new BlockNode($name, new Node([]), $lineno));
        $this->parser->pushLocalScope();
        $this->parser->pushBlockStack($name);

if ($stream->nextIf(/* Token::BLOCK_END_TYPE */ 3)) {
            $body = $this->parser->subparse([$this, 'decideBlockEnd'], true);
            if ($token = $stream->nextIf(/* Token::NAME_TYPE */ 5)) {
                $value = $token->getValue();

if ($value != $name) {
                    throw new SyntaxError(sprintf('Expected endblock for block "%s" (but "%s" given).', $name, $value), $stream->getCurrent()->getLine(), $stream->getSourceContext());
                }
            }
        } else {
            $body = new Node([
                new PrintNode($this->parser->getExpressionParser()->parseExpression(), $lineno),
            ]);
        }
        $stream->expect(/* Token::BLOCK_END_TYPE */ 3);

$block->setNode('body', $body);
        $this->parser->popBlockStack();
        $this->parser->popLocalScope();

return new BlockReferenceNode($name, $lineno, $this->getTag());
    }

public function decideBlockEnd(Token $token): bool
    {
        return $token->test('endblock');
    }

public function getTag(): string
    {
        return 'block';
    }
}

${this.title}

Code Editor : BlockTokenParser.php