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LinebreakAfterOpeningTagFixer.php
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LinebreakAfterOpeningTagFixer.php
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<?php
declare(strict_types=1);
/*
* This file is part of PHP CS Fixer.
*
* (c) Fabien Potencier <fabien@symfony.com>
* Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace PhpCsFixer\Fixer\PhpTag;
use PhpCsFixer\AbstractFixer;
use PhpCsFixer\Fixer\WhitespacesAwareFixerInterface;
use PhpCsFixer\FixerDefinition\CodeSample;
use PhpCsFixer\FixerDefinition\FixerDefinition;
use PhpCsFixer\FixerDefinition\FixerDefinitionInterface;
use PhpCsFixer\Tokenizer\Token;
use PhpCsFixer\Tokenizer\Tokens;
/**
* @author Ceeram <ceeram@cakephp.org>
*/
final class LinebreakAfterOpeningTagFixer extends AbstractFixer implements WhitespacesAwareFixerInterface
{
public function getDefinition(): FixerDefinitionInterface
{
return new FixerDefinition(
'Ensure there is no code on the same line as the PHP open tag.',
[new CodeSample("<?php \$a = 1;\n\$b = 3;\n")]
);
}
public function isCandidate(Tokens $tokens): bool
{
return $tokens->isMonolithicPhp() && !$tokens->isTokenKindFound(T_OPEN_TAG_WITH_ECHO);
}
protected function applyFix(\SplFileInfo $file, Tokens $tokens): void
{
$openTagIndex = $tokens[0]->isGivenKind(T_INLINE_HTML) ? 1 : 0;
// ignore if linebreak already present
if (str_contains($tokens[$openTagIndex]->getContent(), "\n")) {
return;
}
$newlineFound = false;
foreach ($tokens as $token) {
if (($token->isWhitespace() || $token->isGivenKind(T_OPEN_TAG)) && str_contains($token->getContent(), "\n")) {
$newlineFound = true;
break;
}
}
// ignore one-line files
if (!$newlineFound) {
return;
}
$tokens[$openTagIndex] = new Token([T_OPEN_TAG, rtrim($tokens[$openTagIndex]->getContent()).$this->whitespacesConfig->getLineEnding()]);
}
}