undirectional

var reducer = (() => {
    
	var ABSOLUTE_STATE = {};

	return {

		get: (actionAlias) => {
           return ABSOLUTE_STATE[actionAlias];
        },

        getAll: () => {
            return Object.assign({}, ABSOLUTE_STATE);
        },

		update: (action = {}) => {
			ABSOLUTE_STATE[action.alias] = action.payload;
			return Object.assign({}, ABSOLUTE_STATE);
		}

	}

})();

const dispatch = (action) => {
    reducer.update({name: action.name, alias: action.alias, payload: action.payload});
}

const update = (someData) => {
	dispatch({name: 'ADD_SOME', alias: 'some', payload: someData})
}

update('some data');

reducer.get('some');

reducer.getAll();