<?php
/**
* Runs jslint.js on the file.
*
* @author Greg Sherwood <gsherwood@squiz.net>
* @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
*/
namespace PHP_CodeSniffer\Standards\Squiz\Sniffs\Debug;
use PHP_CodeSniffer\Sniffs\Sniff;
use PHP_CodeSniffer\Files\File;
use PHP_CodeSniffer\Config;
class JSLintSniff implements Sniff
{
/**
* A list of tokenizers this sniff supports.
*
* @var array
*/
public $supportedTokenizers = ['JS'];
/**
* Returns the token types that this sniff is interested in.
*
* @return int[]
*/
public function register()
{
return [T_OPEN_TAG];
}//end register()
/**
* Processes the tokens that this sniff is interested in.
*
* @param \PHP_CodeSniffer\Files\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\Exceptions\RuntimeException If jslint.js could not be run
*/
public function process(File $phpcsFile, $stackPtr)
{
$rhinoPath = Config::getExecutablePath('jslint');
$jslintPath = Config::getExecutablePath('jslint');
if ($rhinoPath === null || $jslintPath === null) {
return;
}
$fileName = $phpcsFile->getFilename();
$rhinoPath = escapeshellcmd($rhinoPath);
$jslintPath = escapeshellcmd($jslintPath);
$cmd = "$rhinoPath \"$jslintPath\" ".escapeshellarg($fileName);
exec($cmd, $output, $retval);
if (is_array($output) === true) {
foreach ($output as $finding) {
$matches = [];
$numMatches = preg_match('/Lint at line ([0-9]+).*:(.*)$/', $finding, $matches);
if ($numMatches === 0) {
continue;
}
$line = (int) $matches[1];
$message = 'jslint says: '.trim($matches[2]);
$phpcsFile->addWarningOnLine($message, $line, 'ExternalTool');
}
}
// Ignore the rest of the file.
return ($phpcsFile->numTokens + 1);
}//end process()
}//end class