1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace ElementorDeps\Twig\Node;
use ElementorDeps\Twig\Attribute\YieldReady;
use ElementorDeps\Twig\Compiler;
use ElementorDeps\Twig\Error\SyntaxError;
/**
* Represents a macro node.
*
* @author Fabien Potencier <[email protected]>
*/
#[YieldReady]
class MacroNode extends Node
{
public const VARARGS_NAME = 'varargs';
public function __construct(string $name, Node $body, Node $arguments, int $lineno, ?string $tag = null)
{
foreach ($arguments as $argumentName => $argument) {
if (self::VARARGS_NAME === $argumentName) {
throw new SyntaxError(\sprintf('The argument "%s" in macro "%s" cannot be defined because the variable "%s" is reserved for arbitrary arguments.', self::VARARGS_NAME, $name, self::VARARGS_NAME), $argument->getTemplateLine(), $argument->getSourceContext());
}
}
parent::__construct(['body' => $body, 'arguments' => $arguments], ['name' => $name], $lineno, $tag);
}
public function compile(Compiler $compiler) : void
{
$compiler->addDebugInfo($this)->write(\sprintf('public function macro_%s(', $this->getAttribute('name')));
$count = \count($this->getNode('arguments'));
$pos = 0;
foreach ($this->getNode('arguments') as $name => $default) {
$compiler->raw('$__' . $name . '__ = ')->subcompile($default);
if (++$pos < $count) {
$compiler->raw(', ');
}
}
if ($count) {
$compiler->raw(', ');
}
$compiler->raw('...$__varargs__')->raw(")\n")->write("{\n")->indent()->write("\$macros = \$this->macros;\n")->write("\$context = \$this->env->mergeGlobals([\n")->indent();
foreach ($this->getNode('arguments') as $name => $default) {
$compiler->write('')->string($name)->raw(' => $__' . $name . '__')->raw(",\n");
}
$node = new CaptureNode($this->getNode('body'), $this->getNode('body')->lineno, $this->getNode('body')->tag);
$compiler->write('')->string(self::VARARGS_NAME)->raw(' => ')->raw("\$__varargs__,\n")->outdent()->write("]);\n\n")->write("\$blocks = [];\n\n")->write('return ')->subcompile($node)->raw("\n")->outdent()->write("}\n\n");
}
}
|