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<?php
/*
* 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 Symfony\CS\Fixer\PSR2;
use Symfony\CS\AbstractFixer;
use Symfony\CS\Tokenizer\Tokens;
/**
* Fixer for rules defined in PSR2 ¶5.2.
*
* @author Sullivan Senechal <soullivaneuh@gmail.com>
*/
final class SwitchCaseSpaceFixer extends AbstractFixer
{
/**
* {@inheritdoc}
*/
public function fix(\SplFileInfo $file, $content)
{
$tokens = Tokens::fromCode($content);
foreach ($tokens as $index => $token) {
if (!$token->isGivenKind(array(T_CASE, T_DEFAULT))) {
continue;
}
$ternariesCount = 0;
for ($colonIndex = $index + 1; ; ++$colonIndex) {
// We have to skip ternary case for colons.
if ($tokens[$colonIndex]->equals('?')) {
++$ternariesCount;
}
if ($tokens[$colonIndex]->equalsAny(array(':', ';'))) {
if (0 === $ternariesCount) {
break;
}
--$ternariesCount;
}
}
$valueIndex = $tokens->getPrevNonWhitespace($colonIndex);
if (2 + $valueIndex === $colonIndex) {
$tokens[$valueIndex + 1]->clear();
}
}
return $tokens->generateCode();
}
/**
* {@inheritdoc}
*/
public function getDescription()
{
return 'Removes extra spaces between colon and case value.';
}
}