Flux Standard Action utilities for Redux
$ npm install --save redux-actions
import { createActions, handleActions, combineActions } from 'redux-actions';
const defaultState = { counter: 10 };
const { increment, decrement } = createActions({
INCREMENT: (amount = 1) => ({ amount }),
DECREMENT: (amount = 1) => ({ amount: -amount })
});
const reducer = handleActions(
{
[combineActions(increment, decrement)]: (
state,
{ payload: { amount } }
) => {
return { ...state, counter: state.counter + amount };
}
},
defaultState
);
export default reducer;