Assetic\Util\Process::getCommandLine PHP Method

    public function getCommandLine()
    {
        return $this->commandline;
    }

 public static function fromProcess(Process $proc)
 {
     $message = sprintf("An error occurred while running:\n%s", $proc->getCommandLine());
     $errorOutput = $proc->getErrorOutput();
     if (!empty($errorOutput)) {
         $message .= "\n\nError Output:\n" . str_replace("\r", '', $errorOutput);
     }
     $output = $proc->getOutput();
     if (!empty($output)) {
         $message .= "\n\nOutput:\n" . str_replace("\r", '', $output);
     }
     return new self($message);
 }