22368407632

Committed 24 Feb 2026 08:17PM UTC coverage: 94.825% (-0.2%) from 95.054%

Build Type

push

github

Committed by

Commit Message

phpstan

Coverage Stats

135 of 147 new or added lines in 38 files covered. (91.84%)

186 existing lines in 70 files now uncovered.

5534 of 5836 relevant lines covered (94.83%)

0.95 hits per line

Source File
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96.0

/src/Latte/Essential/Nodes/IfContentNode.php

<?php declare(strict_types=1);

/**
 * This file is part of the Latte (https://latte.nette.org)
 * Copyright (c) 2008 David Grudl (https://davidgrudl.com)
 */

namespace Latte\Essential\Nodes;

use Latte\CompileException;
use Latte\Compiler\Nodes\AreaNode;
use Latte\Compiler\Nodes\AuxiliaryNode;
use Latte\Compiler\Nodes\Html\ElementNode;
use Latte\Compiler\Nodes\StatementNode;
use Latte\Compiler\PrintContext;
use Latte\Compiler\Tag;
use Latte\Compiler\TemplateParser;


/**
 * <div n:ifcontent> ... </div>
 * Omits element if content is empty or whitespace only.
 */
class IfContentNode extends StatementNode
{
        public AreaNode $content;
        public int $id;
        public ElementNode $htmlElement;
        public ?AreaNode $else = null;


        /** @return \Generator<int, ?list<string>, array{AreaNode, ?Tag}, static> */
        public static function create(Tag $tag, TemplateParser $parser): \Generator
        {
                $node = $tag->node = new static;
                $node->id = $parser->generateId();
                [$node->content] = yield;
                assert($tag->htmlElement !== null);
                $node->htmlElement = $tag->htmlElement;
                if (!$node->htmlElement->content) {
                        throw new CompileException("Unnecessary n:ifcontent on empty element <{$node->htmlElement->name}>", $tag->position);
                }
                return $node;
        }


        public function print(PrintContext $context): string
        {
                $saved = $this->htmlElement->content;
                assert($saved !== null);
                try {
                        $else = $this->else ?? new AuxiliaryNode(fn() => '');
                        $this->htmlElement->content = new AuxiliaryNode(fn() => <<<XX
                                ob_start();
                                try {
                                        {$saved->print($context)}
                                } finally {
                                        \$ʟ_ifc[$this->id] = rtrim(ob_get_flush()) === '';
                                }

                                XX);
                        return <<<XX
                                ob_start(fn() => '');
                                try {
                                        {$this->content->print($context)}
                                } finally {
                                        if (\$ʟ_ifc[$this->id] ?? null) {
                                                ob_end_clean();
                                                {$else->print($context)}
                                        } else {
                                                echo ob_get_clean();
                                        }
                                }

                                XX;
                } finally {
                        $this->htmlElement->content = $saved;
                }
        }


        public function &getIterator(): \Generator
        {
                yield $this->content;
        }
}

1	<?php declare(strict_types=1);
2
3	/**
4	* This file is part of the Latte (https://latte.nette.org)
5	* Copyright (c) 2008 David Grudl (https://davidgrudl.com)
6	*/
7
8	namespace Latte\Essential\Nodes;
9
10	use Latte\CompileException;
11	use Latte\Compiler\Nodes\AreaNode;
12	use Latte\Compiler\Nodes\AuxiliaryNode;
13	use Latte\Compiler\Nodes\Html\ElementNode;
14	use Latte\Compiler\Nodes\StatementNode;
15	use Latte\Compiler\PrintContext;
16	use Latte\Compiler\Tag;
17	use Latte\Compiler\TemplateParser;
18
19
20	/**
21	* <div n:ifcontent> ... </div>
22	* Omits element if content is empty or whitespace only.
23	*/
24	class IfContentNode extends StatementNode
25	{
26	public AreaNode $content;
27	public int $id;
28	public ElementNode $htmlElement;
29	public ?AreaNode $else = null;
30
31
32	/** @return \Generator<int, ?list<string>, array{AreaNode, ?Tag}, static> */
33	public static function create(Tag $tag, TemplateParser $parser): \Generator	1✔
34	{
35	$node = $tag->node = new static;	1✔
36	$node->id = $parser->generateId();	1✔
37	[$node->content] = yield;	1✔
38	assert($tag->htmlElement !== null);
39	$node->htmlElement = $tag->htmlElement;	1✔
40	if (!$node->htmlElement->content) {	1✔
41	throw new CompileException("Unnecessary n:ifcontent on empty element <{$node->htmlElement->name}>", $tag->position);	1✔
42	}
43	return $node;	1✔
44	}
45
46
47	public function print(PrintContext $context): string	1✔
48	{
49	$saved = $this->htmlElement->content;	1✔
50	assert($saved !== null);
51	try {
52	$else = $this->else ?? new AuxiliaryNode(fn() => '');	1✔
53	$this->htmlElement->content = new AuxiliaryNode(fn() => <<<XX	1✔
54	ob_start();	1✔
55	try {
56	{$saved->print($context)}	1✔
57	} finally {
58	\$ʟ_ifc[$this->id] = rtrim(ob_get_flush()) === '';	1✔
59	}
60
61	XX);	1✔
62	return <<<XX
63	ob_start(fn() => '');	1✔
64	try {
65	{$this->content->print($context)}	1✔
66	} finally {
67	if (\$ʟ_ifc[$this->id] ?? null) {	1✔
68	ob_end_clean();
69	{$else->print($context)}	1✔
70	} else {
71	echo ob_get_clean();
72	}
73	}
74
75	XX;
UNCOV 76	} finally {	×
77	$this->htmlElement->content = $saved;	1✔
78	}
79	}
80
81
82	public function &getIterator(): \Generator	1✔
83	{
84	yield $this->content;	1✔
85	}	1✔
86	}

nette / latte / 22368407632

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