async action creator

export default function createAsyncAction (type, fn) {
  return (...args) => async (dispatch) => {
    dispatch({
      type: `${type}_STARTED`,
      payload: args
    });
    let result;
    try {
      result = await fn(...args);
    } catch (error) {
      dispatch({
        type: `${type}_FAILED`,
        error: true,
        payload: error
      });
      throw error;
    }
    dispatch({
      type: `${type}_ENDED`,
      payload: result
    });
    return result;
  }
}