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<?php |
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/** |
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* PHPCompatibility_Sniffs_PHP_InternalInterfacesSniff. |
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* |
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* PHP version 5.5 |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Juliette Reinders Folmer <[email protected]> |
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*/ |
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/** |
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* PHPCompatibility_Sniffs_PHP_InternalInterfacesSniff. |
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* |
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* @category PHP |
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* @package PHPCompatibility |
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* @author Juliette Reinders Folmer <[email protected]> |
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*/ |
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class PHPCompatibility_Sniffs_PHP_InternalInterfacesSniff extends PHPCompatibility_Sniff |
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{ |
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/** |
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* A list of PHP internal interfaces, not intended to be implemented by userland classes. |
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* |
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* The array lists : the error message to use. |
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* |
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* @var array(string => string) |
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*/ |
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protected $internalInterfaces = array( |
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'Traversable' => 'shouldn\'t be implemented directly, implement the Iterator or IteratorAggregate interface instead.', |
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'DateTimeInterface' => 'is intended for type hints only and is not implementable.', |
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'Throwable' => 'cannot be implemented directly, extend the Exception class instead.', |
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); |
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/** |
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* Returns an array of tokens this test wants to listen for. |
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* |
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* @return array |
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*/ |
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public function register() |
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{ |
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// Handle case-insensitivity of class names. |
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$keys = array_keys( $this->internalInterfaces ); |
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$keys = array_map( 'strtolower', $keys ); |
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$this->internalInterfaces = array_combine( $keys, $this->internalInterfaces ); |
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return array(T_CLASS); |
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}//end register() |
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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 |
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* the 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, $stackPtr) |
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{ |
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$interfaces = $this->findImplementedInterfaceNames($phpcsFile, $stackPtr); |
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if (is_array($interfaces) === false || $interfaces === array()) { |
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return; |
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} |
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foreach ($interfaces as $interface) { |
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$lcInterface = strtolower($interface); |
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if (isset($this->internalInterfaces[$lcInterface]) === true) { |
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$error = 'The interface %s %s'; |
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$data = array( |
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$interface, |
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$this->internalInterfaces[$lcInterface], |
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); |
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$phpcsFile->addError($error, $stackPtr, 'Found', $data); |
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} |
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} |
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}//end process() |
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}//end class |
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wimg /
PHPCompatibility
