The long version of what connect react-redux method replacing

ContextComponent.js

class ContextComponent extend React.Componet {

  static contextTypes = {
    store: PropTypes.object,
  }

  componentDidMount() {
    this.unsubscribe = this.context.store.subscribe(() => {
      this.forceUpdate();
    });
  }

  componentWillUnmount() {
    this.unsubscribe();
  }

  render() {
    const {store} = this.context,
      state = store.getState();
  }
}


/*
 * <Provider store={createStore()}>
 *   <ContextComponent />
 * </Provider>
 */