*/ public function register() { return [ \T_STATIC, \T_STRING, ]; } /** * Processes this test, when one of its tokens is encountered. * * @since 7.0.3 * @since 10.0.0 Will now also detect LSB with `instanceof static` and `new static`. * * @param \PHP_CodeSniffer\Files\File $phpcsFile The file being scanned. * @param int $stackPtr The position of the current token in the * stack passed in $tokens. * * @return void */ public function process(File $phpcsFile, $stackPtr) { $tokens = $phpcsFile->getTokens(); switch ($tokens[$stackPtr]['code']) { case \T_STRING: // PHPCS changes T_STATIC to T_STRING when used with instanceof. if ($tokens[$stackPtr]['content'] !== 'static') { return; } $prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true, null, true); if ($prevNonEmpty === false || $tokens[$prevNonEmpty]['code'] !== \T_INSTANCEOF ) { return; } break; case \T_STATIC: $nextNonEmpty = $phpcsFile->findNext(Tokens::$emptyTokens, ($stackPtr + 1), null, true, null, true); if ($nextNonEmpty === false) { return; } if ($tokens[$nextNonEmpty]['code'] !== \T_DOUBLE_COLON) { $prevNonEmpty = $phpcsFile->findPrevious(Tokens::$emptyTokens, ($stackPtr - 1), null, true, null, true); if ($prevNonEmpty === false || $tokens[$prevNonEmpty]['code'] !== \T_NEW ) { return; } } break; } $inClass = Conditions::hasCondition($phpcsFile, $stackPtr, Tokens::$ooScopeTokens); if ($inClass === true && ScannedCode::shouldRunOnOrBelow('5.2') === true) { $phpcsFile->addError( 'Late static binding is not supported in PHP 5.2 or earlier.', $stackPtr, 'Found' ); } if ($inClass === false) { $phpcsFile->addError( 'Late static binding is not supported outside of class scope.', $stackPtr, 'OutsideClassScope' ); } } }