Example of Redux without Redux

redux-like-approach.js

// see: https://github.com/rackt/redux/issues/1367#issuecomment-180073370

import reducer, { increment, decrement } from 'redux-counter'

class App extends Component {
  constructor() {
    super()
    this.state = reducer(undefined, {})
  }

  dispatch(action) {
    this.setState(state => reducer(state, action))
  }

  render() {
    return (
      <Counter
        {...this.state}
        onIncrement={() => this.dispatch(increment())}
        onDecrement={() => this.dispatch(decrement())}
      />
    )
  }
}