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<?php
/**
* Squiz_Sniffs_Debug_JSLintSniff.
*
* 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_Debug_JSLintSniff.
*
* Runs jslint.js on the file.
*
* @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: 1.3.4
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_Debug_JSLintSniff implements PHP_CodeSniffer_Sniff
{
/**
* A list of tokenizers this sniff supports.
*
* @var array
*/
public $supportedTokenizers = array('JS');
/**
* Returns the token types that this sniff is interested in.
*
* @return array(int)
*/
public function register()
{
return array(T_OPEN_TAG);
}//end register()
/**
* Processes the tokens that this sniff is interested in.
*
* @param PHP_CodeSniffer_File $phpcsFile The file where the token was found.
* @param int $stackPtr The position in the stack where
* the token was found.
*
* @return void
* @throws PHP_CodeSniffer_Exception If jslint.js could not be run
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$fileName = $phpcsFile->getFilename();
$rhinoPath = PHP_CodeSniffer::getConfigData('rhino_path');
$jslintPath = PHP_CodeSniffer::getConfigData('jslint_path');
if ($rhinoPath === null || $jslintPath === null) {
return;
}
$cmd = "$rhinoPath \"$jslintPath\" \"$fileName\"";
$msg = exec($cmd, $output, $retval);
if (is_array($output) === true) {
$tokens = $phpcsFile->getTokens();
foreach ($output as $finding) {
$matches = array();
$numMatches = preg_match('/Lint at line ([0-9]+).*:(.*)$/', $finding, $matches);
if ($numMatches === 0) {
continue;
}
$line = (int) $matches[1];
$message = 'jslint says: '.trim($matches[2]);
// Find the token at the start of the line.
$lineToken = null;
foreach ($tokens as $ptr => $info) {
if ($info['line'] === $line) {
$lineToken = $ptr;
break;
}
}
if ($lineToken !== null) {
$phpcsFile->addWarning($message, $lineToken, 'ExternalTool');
}
}//end foreach
}//end if
}//end process()
}//end class
?>
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