73 lines
1.7 KiB
PHP
73 lines
1.7 KiB
PHP
<?php declare(strict_types = 1);
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namespace SlevomatCodingStandard\Sniffs\Classes;
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use PHP_CodeSniffer\Files\File;
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use PHP_CodeSniffer\Sniffs\Sniff;
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use PHP_CodeSniffer\Util\Tokens;
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use SlevomatCodingStandard\Helpers\ClassHelper;
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use SlevomatCodingStandard\Helpers\TokenHelper;
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use function array_reverse;
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use function in_array;
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use const T_DOUBLE_COLON;
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use const T_STATIC;
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class UselessLateStaticBindingSniff implements Sniff
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{
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public const CODE_USELESS_LATE_STATIC_BINDING = 'UselessLateStaticBinding';
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/**
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* @return array<int, (int|string)>
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*/
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public function register(): array
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{
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return [
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T_STATIC,
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];
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}
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/**
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* @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint
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* @param int $staticPointer
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*/
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public function process(File $phpcsFile, $staticPointer): void
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{
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$tokens = $phpcsFile->getTokens();
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$doubleColonPointer = TokenHelper::findNextEffective($phpcsFile, $staticPointer + 1);
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if ($tokens[$doubleColonPointer]['code'] !== T_DOUBLE_COLON) {
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return;
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}
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$classPointer = null;
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foreach (array_reverse($tokens[$staticPointer]['conditions'], true) as $conditionPointer => $conditionTokenCode) {
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if (!in_array($conditionTokenCode, Tokens::$ooScopeTokens, true)) {
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continue;
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}
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$classPointer = $conditionPointer;
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break;
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}
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if (!ClassHelper::isFinal($phpcsFile, $classPointer)) {
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return;
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}
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$fix = $phpcsFile->addFixableError(
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'Useless late static binding because class is final.',
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$staticPointer,
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self::CODE_USELESS_LATE_STATIC_BINDING
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);
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if (!$fix) {
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return;
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}
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$phpcsFile->fixer->beginChangeset();
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$phpcsFile->fixer->replaceToken($staticPointer, 'self');
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$phpcsFile->fixer->endChangeset();
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}
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}
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