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<?php
/**
* Squiz_Sniffs_Debug_JavaScriptLintSniff.
*
* 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_JavaScriptLintSniff.
*
* Runs JavaScipt Lint 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: 1.3.3
* @link http://pear.php.net/package/PHP_CodeSniffer
*/
class Squiz_Sniffs_Debug_JavaScriptLintSniff 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
*/
public function process(PHP_CodeSniffer_File $phpcsFile, $stackPtr)
{
$fileName = $phpcsFile->getFilename();
$jslPath = PHP_CodeSniffer::getConfigData('jsl_path');
if (is_null($jslPath) === true) {
return;
}
$cmd = '"'.$jslPath.'" -nologo -nofilelisting -nocontext -nosummary -output-format __LINE__:__ERROR__ -process "'.$fileName.'"';
$msg = exec($cmd, $output, $retval);
// $exitCode is the last line of $output if no error occures, on error it
// is numeric. Try to handle various error conditions and provide useful
// error reporting.
if ($retval === 2 || $retval === 4) {
if (is_array($output) === true) {
$msg = join('\n', $output);
}
throw new PHP_CodeSniffer_Exception("Failed invoking JavaScript Lint, retval was [$retval], output was [$msg]");
}
if (is_array($output) === true) {
$tokens = $phpcsFile->getTokens();
foreach ($output as $finding) {
$split = strpos($finding, ':');
$line = substr($finding, 0, $split);
$message = substr($finding, ($split + 1));
// 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) {
$phpcsFile->addWarning(trim($message), $ptr, 'ExternalTool');
}
}//end foreach
}//end if
}//end process()
}//end class
?>
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