text: define(['immutable'], function(Immutable) {
    const loadOlderDumps = (state = null, action = '') => {
      switch(action.type) {
        case 'START_LOADING_OLDER_DUMPS':
          return 'loading';
  
        case 'FINISH_LOADING_OLDER_DUMPS':
          return 'loaded';
  
        default:
          return state;
      }
    };
  
    return loadOlderDumps;
  });