counterState.js

import Jumpstate from 'jumpstate'

export const CounterState = Jumpstate({
  // Initial State
  initial: {
    count: 0
  },
  // Actions
  increment (state) {
    return { count: ++state.count }
  },
  decrement (state) {
    return { count: --state.count }
  }
})

export function incrementAsync () {
  setTimeout(() => {
    CounterState.increment()
  }, 5000)
}