code: function getDefPath(defPath) {
    // if path passed...
    if(defPath) {
      // if not url and not absolute...
      if(!/^https?:/.test(defPath) && !path.isAbsolute(defPath)) {
        // normalize path as relative to folder containing node_modules
        return path.normalize(path.join(__dirname, '/../../../', defPath));
      }
  
      // else, return unchanged...
      else {
        return defPath;
      }
    }
  
    // else, return defualt path...
    else {
      return path.normalize(path.join(__dirname, _swaggerDef));
    }
  }
docs: get full path for spark swagger definition file