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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | 4x 1x 3x 6x 6x | /**
*
* @param {Object} reducers an object containing reducers
* @description applies an action to a group of reducers
* it also collects any initial state related to the reducer invoked
* @returns {Object} a combination of reducers
*/
export const combineReducers = reducers => {
return (state = {}, action) => {
return Object.keys(reducers).reduce((prev, curr) => {
const invoke = reducers[curr](state[curr], action);
return { ...prev, [curr]: invoke };
}, {});
};
};
export default combineReducers;
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