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<?php declare(strict_types = 1); namespace SlevomatCodingStandard\Sniffs\PHP; use PHP_CodeSniffer\Files\File; use PHP_CodeSniffer\Sniffs\Sniff; use SlevomatCodingStandard\Helpers\FixerHelper; use SlevomatCodingStandard\Helpers\TokenHelper; use function array_key_exists; use function count; use function in_array; use const T_ANON_CLASS; use const T_CLOSE_CURLY_BRACKET; use const T_CLOSE_PARENTHESIS; use const T_CLOSURE; use const T_FN; use const T_FOR; use const T_MATCH; use const T_OPEN_CURLY_BRACKET; use const T_OPEN_TAG; use const T_SEMICOLON; use const T_WHITESPACE; class UselessSemicolonSniff implements Sniff { public const CODE_USELESS_SEMICOLON = 'UselessSemicolon'; /** * @return array<int, (int|string)> */ public function register(): array { return [ T_SEMICOLON, ]; } /** * @phpcsSuppress SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint * @param int $semicolonPointer */ public function process(File $phpcsFile, $semicolonPointer): void { $this->checkMultipleSemicolons($phpcsFile, $semicolonPointer); $this->checkSemicolonAtTheBeginningOfScope($phpcsFile, $semicolonPointer); $this->checkSemicolonAfterScope($phpcsFile, $semicolonPointer); } private function checkMultipleSemicolons(File $phpcsFile, int $semicolonPointer): void { $tokens = $phpcsFile->getTokens(); $previousPointer = TokenHelper::findPreviousEffective($phpcsFile, $semicolonPointer - 1); if ($tokens[$previousPointer]['code'] !== T_SEMICOLON) { return; } $possibleEndScopePointer = TokenHelper::findNextLocal($phpcsFile, T_CLOSE_PARENTHESIS, $semicolonPointer + 1); if ( $possibleEndScopePointer !== null && $tokens[$possibleEndScopePointer]['parenthesis_opener'] < $semicolonPointer && array_key_exists('parenthesis_owner', $tokens[$possibleEndScopePointer]) && $tokens[$tokens[$possibleEndScopePointer]['parenthesis_owner']]['code'] === T_FOR ) { return; } $fix = $phpcsFile->addFixableError('Useless semicolon.', $semicolonPointer, self::CODE_USELESS_SEMICOLON); if (!$fix) { return; } $this->removeUselessSemicolon($phpcsFile, $semicolonPointer); } private function checkSemicolonAtTheBeginningOfScope(File $phpcsFile, int $semicolonPointer): void { $tokens = $phpcsFile->getTokens(); $previousPointer = TokenHelper::findPreviousEffective($phpcsFile, $semicolonPointer - 1); if (!in_array($tokens[$previousPointer]['code'], [T_OPEN_TAG, T_OPEN_CURLY_BRACKET], true)) { return; } $fix = $phpcsFile->addFixableError('Useless semicolon.', $semicolonPointer, self::CODE_USELESS_SEMICOLON); if (!$fix) { return; } $this->removeUselessSemicolon($phpcsFile, $semicolonPointer); } private function checkSemicolonAfterScope(File $phpcsFile, int $semicolonPointer): void { $tokens = $phpcsFile->getTokens(); $previousPointer = TokenHelper::findPreviousEffective($phpcsFile, $semicolonPointer - 1); if ($tokens[$previousPointer]['code'] !== T_CLOSE_CURLY_BRACKET) { return; } if (!array_key_exists('scope_condition', $tokens[$previousPointer])) { return; } $scopeOpenerPointer = $tokens[$previousPointer]['scope_condition']; if (in_array($tokens[$scopeOpenerPointer]['code'], [T_CLOSURE, T_FN, T_ANON_CLASS, T_MATCH], true)) { return; } $fix = $phpcsFile->addFixableError('Useless semicolon.', $semicolonPointer, self::CODE_USELESS_SEMICOLON); if (!$fix) { return; } $this->removeUselessSemicolon($phpcsFile, $semicolonPointer); } private function removeUselessSemicolon(File $phpcsFile, int $semicolonPointer): void { $tokens = $phpcsFile->getTokens(); $fixStartPointer = $semicolonPointer; do { if ($tokens[$fixStartPointer - 1]['code'] !== T_WHITESPACE) { break; } $fixStartPointer--; if ($tokens[$fixStartPointer]['content'] === $phpcsFile->eolChar) { break; } } while (true); $fixEndPointer = $semicolonPointer; while ($fixEndPointer < count($tokens) - 1) { if ($tokens[$fixEndPointer + 1]['code'] !== T_WHITESPACE) { break; } if ($tokens[$fixEndPointer + 1]['content'] === $phpcsFile->eolChar) { break; } $fixEndPointer++; } $phpcsFile->fixer->beginChangeset(); FixerHelper::removeBetweenIncluding($phpcsFile, $fixStartPointer, $fixEndPointer); $phpcsFile->fixer->endChangeset(); } }
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| PHP 8.2.30 | ??????????? ?????????: 0 |
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