83 lines
2.2 KiB
PHP
83 lines
2.2 KiB
PHP
<?php declare(strict_types = 1);
|
|
|
|
namespace SlevomatCodingStandard\Sniffs\Namespaces;
|
|
|
|
use PHP_CodeSniffer\Files\File;
|
|
use PHP_CodeSniffer\Sniffs\Sniff;
|
|
use SlevomatCodingStandard\Helpers\FixerHelper;
|
|
use SlevomatCodingStandard\Helpers\NamespaceHelper;
|
|
use SlevomatCodingStandard\Helpers\TokenHelper;
|
|
use SlevomatCodingStandard\Helpers\UseStatementHelper;
|
|
use function count;
|
|
use function sprintf;
|
|
use const T_AS;
|
|
use const T_OPEN_TAG;
|
|
use const T_SEMICOLON;
|
|
|
|
class UselessAliasSniff implements Sniff
|
|
{
|
|
|
|
public const CODE_USELESS_ALIAS = 'UselessAlias';
|
|
|
|
/**
|
|
* @return array<int, (int|string)>
|
|
*/
|
|
public function register(): array
|
|
{
|
|
return [
|
|
T_OPEN_TAG,
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
|
|
* @param int $openTagPointer
|
|
*/
|
|
public function process(File $phpcsFile, $openTagPointer): void
|
|
{
|
|
if (TokenHelper::findPrevious($phpcsFile, T_OPEN_TAG, $openTagPointer - 1) !== null) {
|
|
return;
|
|
}
|
|
|
|
$fileUseStatements = UseStatementHelper::getFileUseStatements($phpcsFile);
|
|
|
|
if (count($fileUseStatements) === 0) {
|
|
return;
|
|
}
|
|
|
|
foreach ($fileUseStatements as $useStatements) {
|
|
foreach ($useStatements as $useStatement) {
|
|
if ($useStatement->getAlias() === null) {
|
|
continue;
|
|
}
|
|
|
|
$unqualifiedName = NamespaceHelper::getUnqualifiedNameFromFullyQualifiedName($useStatement->getFullyQualifiedTypeName());
|
|
if ($unqualifiedName !== $useStatement->getAlias()) {
|
|
continue;
|
|
}
|
|
|
|
$fix = $phpcsFile->addFixableError(
|
|
sprintf('Useless alias "%s" for use of "%s".', $useStatement->getAlias(), $useStatement->getFullyQualifiedTypeName()),
|
|
$useStatement->getPointer(),
|
|
self::CODE_USELESS_ALIAS
|
|
);
|
|
|
|
if (!$fix) {
|
|
continue;
|
|
}
|
|
|
|
$asPointer = TokenHelper::findNext($phpcsFile, T_AS, $useStatement->getPointer() + 1);
|
|
$nameEndPointer = TokenHelper::findPrevious($phpcsFile, TokenHelper::getOnlyNameTokenCodes(), $asPointer - 1);
|
|
$useSemicolonPointer = TokenHelper::findNext($phpcsFile, T_SEMICOLON, $asPointer + 1);
|
|
|
|
$phpcsFile->fixer->beginChangeset();
|
|
|
|
FixerHelper::removeBetween($phpcsFile, $nameEndPointer, $useSemicolonPointer);
|
|
|
|
$phpcsFile->fixer->endChangeset();
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|