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<?php
namespace whm\Smoke\Rules\Js;
use whm\Smoke\Http\Response;
use whm\Smoke\Rules\Rule;
use whm\Smoke\Rules\ValidationFailedException;
/**
* This rule uses jshint to validate js files. It will find js syntax errors.
*/
class SyntaxRule implements Rule
{
private $jsHintExecutable;
private $tmpDir;
* @param $jsHintExecutable string The path to the jshint executable
* @param $tmpDir string The directory the temporary js file should be stored
public function init($jsHintExecutable = '', $tmpDir = '/tmp')
$this->jsHintExecutable = $jsHintExecutable;
$this->tmpDir = $tmpDir;
}
public function validate(Response $response)
if ($response->getContentType() !== 'application/javascript') {
return;
$filename = $this->tmpDir . DIRECTORY_SEPARATOR . md5($response->getBody()) . '.js';
file_put_contents($filename, $response->getBody());
$conf = __DIR__ . DIRECTORY_SEPARATOR . 'jsHint.conf';
$command = $this->jsHintExecutable . ' --config ' . $conf . ' --verbose ' . $filename . ' | grep -E E[0-9]+.$';
$validationResult = shell_exec($command);
unlink($filename);
if (!is_null($validationResult)) {
$errorMsg = str_replace($filename . ':', '', $validationResult);
throw new ValidationFailedException('JavaScript error found: ' . $errorMsg);
phmLabs /
Smoke
