import {addRule} from 'redux-ruleset'

addRule({
  id: 'FETCH_DATA',
  target: 'FETCH_DATA_REQUEST',
  concurrency: 'SWITCH',
  consequence: () => api.fetchData().then(
    result => ({ type: 'FETCH_DATA_SUCCESS', payload: result }),
    error  => ({ type: 'FETCH_DATA_FAILURE', payload: error.toString() })
  )
})