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<?php
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/**
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* Squiz_Sniffs_Commenting_EmptyCatchCommentSniff.
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*
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* PHP version 5
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*
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* @category PHP
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* @package PHP_CodeSniffer
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* @author Greg Sherwood <gsherwood@squiz.net>
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* @author Marc McIntyre <mmcintyre@squiz.net>
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* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
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* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
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* @version CVS: $Id: EmptyCatchCommentSniff.php 240175 2007-07-23 01:47:54Z squiz $
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* @link http://pear.php.net/package/PHP_CodeSniffer
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*/
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/**
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* Squiz_Sniffs_Commenting_EmptyCatchCommentSniff.
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*
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* Checks for empty Catch clause. Catch clause must at least have comment
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*
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* @category PHP
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* @package PHP_CodeSniffer
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* @author Greg Sherwood <gsherwood@squiz.net>
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* @author Marc McIntyre <mmcintyre@squiz.net>
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* @copyright 2006 Squiz Pty Ltd (ABN 77 084 670 600)
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* @license http://matrix.squiz.net/developer/tools/php_cs/licence BSD Licence
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* @version Release: 1.2.1
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* @link http://pear.php.net/package/PHP_CodeSniffer
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*/
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class Squiz_Sniffs_Commenting_EmptyCatchCommentSniff implements PHP_CodeSniffer_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(
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T_CATCH,
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);
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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 All the tokens found in the document.
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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, $stackPtr)
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{
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$tokens = $phpcsFile->getTokens();
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$scopeStart = $tokens[$stackPtr]['scope_opener'];
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$firstContent = $phpcsFile->findNext(T_WHITESPACE, ($scopeStart + 1), $tokens[$stackPtr]['scope_closer'], true);
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if ($firstContent === false) {
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$error = 'Empty CATCH statement must have a comment to explain why the exception is not handled';
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$phpcsFile->addError($error, $scopeStart);
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}
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}//end process()
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}//end class
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?>
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