immutable-reducer

---

Dependencies

• ExtendableRecord
• (transitive) ImmutableJS

Getting Started

npm install immutable-reducer --save

Examples

• TODO MVC - Immutable Reducer

Usage

appReducer.js

---

import { ImmutableReducer } from  'immutable-reducer';
import { createReducer } from 'redux-caller';
import { SET_USER, CLEAR_USER } from './actions.js';
import moment from 'moment';
 
class UserReducer extends ImmutableReducer {
    [SET_USER]({payload}) {
        return this.set('user', payload);
    }
    [CLEAR_USER]() {
        return this.set('user', null);
    }
    getUserAge() {
        const now = moment();
        const birth = moment(this.user.dob);
        return now.diff(birth, 'years');
    }
}
 
AppReducer.defaultProperties = {
    user: null
};
 
export const userReducer = createReducer(new UserReducer());

appStore.js

---

import { createStore, combineReducers } from 'redux'
import { userReducer } from 'redux-caller';
 
export const store = createStore(combineReducers({
    user: userReducer
}));

actions.js

---

export const SET_USER = 'SET_USER';
export const CLEAR_USER = 'CLEAR_USER';
 
export const login = (user) => ({
    type: SET_USER,
    payload: user
});
 
export const logout = () => ({
    type: CLEAR_USER
});
 

Credits

• ImmutableJS for underlying data structures
• npm-starter
• Airbnb for the work they've put into the javascript style guide and into the ESlint package.

License

MIT @ Joe Delgado