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<?php
/**
* Squiz_Sniffs_Classes_DuplicatePropertySniff.
*
* PHP version 5
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
/**
* Squiz_Sniffs_Classes_DuplicatePropertySniff.
*
* Ensures JS classes dont contain duplicate property names.
*
* @category PHP
* @package PHP_CodeSniffer
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2011 Squiz Pty Ltd (ABN 77 084 670 600)
* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
* @version Release: 1.3.3
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_Classes_DuplicatePropertySniff implements PHP_CodeSniffer_Sniff
{
/**
* A list of tokenizers this sniff supports.
*
* @var array
*/
public $supportedTokenizers = array('JS');
/**
* Returns an array of tokens this test wants to listen for.
*
* @return array
*/
public function register()
{
return array(T_OBJECT);
}//end register()
/**
* Processes this test, when one of its tokens is encountered.
*
* @param PHP_CodeSniffer_File $phpcsFile The current file being processed.
* @param int $stackPtr The position of the current token in the
* stack passed in $tokens.
*
* @return void
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$tokens = $phpcsFile->getTokens();
$start = $tokens[$stackPtr]['scope_opener'];
$end = $tokens[$stackPtr]['scope_closer'];
$properties = array();
$wantedTokens = array(
T_PROPERTY,
T_OPEN_CURLY_BRACKET,
);
$next = $phpcsFile->findNext($wantedTokens, ($start + 1), $end);
while ($next !== false && $next < $end) {
// Skip nested objects.
if ($tokens[$next]['code'] === T_OPEN_CURLY_BRACKET) {
$next = $tokens[$next]['bracket_closer'];
} else {
$propName = $tokens[$next]['content'];
if (isset($properties[$propName]) === true) {
$error = 'Duplicate property definition found for "%s"; previously defined on line %s';
$data = array(
$propName,
$tokens[$properties[$propName]]['line'],
);
$phpcsFile->addError($error, $next, 'Found', $data);
}
$properties[$propName] = $next;
}//end if
$next = $phpcsFile->findNext($wantedTokens, ($next + 1), $end);
}//end while
}//end process()
}//end class
?>
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