Function stripOptions

lib/db.js:596–607

(query)

}

function stripOptions(query) {
  var options = {};
  if(!query) return options;
  // performance
  if(query.$limit) options.limit = parseInt(query.$limit);
  if(query.$skip) options.skip = parseInt(query.$skip);
  if(query.$sort || query.$orderby) options.sort = query.$sort || query.$orderby;
  delete query.$limit;
  delete query.$skip;
  delete query.$sort;
  return options;
}