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<?php |
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/** |
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* PHPCompatibility_Sniffs_PHP_TernaryOperatorsSniff. |
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* |
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* PHP version 5.3 |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Ben Selby <[email protected]> |
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* @copyright 2012 Ben Selby |
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*/ |
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/** |
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* PHPCompatibility_Sniffs_PHP_TernaryOperatorsSniff. |
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* |
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* Performs checks on ternary operators, specifically that the middle expression |
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* is not omitted for versions that don't support this. |
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* |
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* PHP version 5.3 |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Ben Selby <[email protected]> |
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* @copyright 2012 Ben Selby |
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*/ |
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class PHPCompatibility_Sniffs_PHP_TernaryOperatorsSniff extends PHPCompatibility_Sniff |
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{ |
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/** |
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* Returns an array of tokens this test wants to listen for. |
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* |
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* @return array |
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*/ |
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public function register() |
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{ |
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return array(T_INLINE_THEN); |
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} |
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/** |
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* Processes this test, when one of its tokens is encountered. |
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* |
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* @param PHP_CodeSniffer_File $phpcsFile The file being scanned. |
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* @param int $stackPtr The position of the current token in the |
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* stack passed in $tokens. |
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* |
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* @return void |
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*/ |
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public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr) |
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{ |
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if ($this->supportsAbove('5.3')) { |
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$tokens = $phpcsFile->getTokens(); |
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// Get next non-whitespace token, and check it isn't the related inline else |
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// symbol, which is not allowed prior to PHP 5.3. |
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$next = $phpcsFile->findNext(PHP_CodeSniffer_Tokens::$emptyTokens, |
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($stackPtr + 1), null, true); |
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if ($tokens[$next]['code'] == T_INLINE_ELSE) { |
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$error = sprintf( |
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"Middle may not be omitted from ternary operators in PHP < 5.3" |
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); |
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$phpcsFile->addWarning($error, $stackPtr); |
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} |
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} |
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} |
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} |
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wimg /
PHPCompatibility
