Nicktho

class fetch {
    init(_ url: String, cb: (data: String) -> ())  {
        NSURLSession.sharedSession().dataTaskWithURL(NSURL(string: url)!) {(data, response, error) in
            cb(data: NSString(data: data, encoding: NSUTF8StringEncoding) as! String)
        }.resume()
    }
}

fetch("http://www.google.com") {(data: String) in
    println(data);

Nicktho

// ## FETCH USERS (read all)

// start
{ type: 'FETCH_USERS', payload: { loading: true } }
{
  users: {
    1: { user: { id: 1, name: 'Fred' } }
    2: { user: { id: 2, name: 'Bob' } },
    3: { user: { id: 3, name: 'Sandra' } },
    loading: true,

Nicktho

export function createStore(reducer, initialState) {
  let currentState = initialState;

  return {}
}

Nicktho

describe('createStore', () => {
  describe('#getState', () => {
    it('should return the current state', () => {
      const state = { notes: [ 'hello world', 'hello' ] };

      const store = createStore(x => x, state);

      expect(store.getState()).to.equal(state);
    });
  });

Nicktho

export function createStore(reducer, initialState) {
  let currentState = initialState;

  function getState() {
    return currentState;
  }
  
  return { getState };
})

Nicktho

describe('#dispatch', () => {
  const reducer = (state = [ 'hello world' ], action) => {
    switch(action.type) {
      case 'ADD_NOTE':
        return [ ...state, action.payload ];
      default:
        return state;
    }
  };

Nicktho

export function createStore(reducer, initialState) {
  let currentState = initialState;

  function getState() {
    return currentState;
  }

  function dispatch(action) {
    currentState = reducer(currentState, action);
  }

Nicktho

describe('#subscribe', () => {
  it('should add the passed function to the listeners', () => {
    const store = createStore(x => x, {});

    let called = false;

    store.subscribe(() => called = true);
    store.dispatch({ type: '' });

    expect(called).to.be.true;

Nicktho

export function createStore(reducer, initialState) {
  let listeners = [];
  let currentState = initialState;

  function getState() {
    return currentState;
  }

  function subscribe(listener) {
    listeners.push(listener);

Nicktho

describe('combineReducers', () => {
  it('should combine multiple reducers to a single reducer', () => {
    const notes = (state = [ 'hello world' ], action) => {
      switch(action.type) {
        case 'ADD_NOTE':
          return [ ...state, action.payload ];
        default:
          return state;
      }
    };