message: Doc fetchJoinedGroups
diff: @@ -18,6 +18,14 @@ import { asyncAction } from './actionCreators';
  const GroupActions = {};
  +/**
  + * Create a GroupActions.fetchJoinedGroups action that represents an
  + * asyncronous request to fetch the groups to which a user is joined.
  + *
  + * @param {MatrixClient} matrixClient the matrix client to query.
  + * @returns {function} an asyncronous action of type
  + * GroupActions.fetchJoinedGroups.
  + */
  GroupActions.fetchJoinedGroups = function(matrixClient) {
  return asyncAction('GroupActions.fetchJoinedGroups', () => matrixClient.getJoinedGroups());
  };
  