lube-cra-seed/src/store/index.js

This project was bootstrapped with [Create React App](https://github.com/facebookincubator/create-react-app).

import { applyMiddleware, compose, createStore } from 'redux'
import createSagaMiddleware from 'redux-saga'

import sagas from './sagas'
import { makeRootReducer } from './reducers'


export default (initialState = {}) => {
  // ======================================================
  // Middleware Configuration
  // ======================================================
  const sagaMiddleware = createSagaMiddleware()

  const middleware = [sagaMiddleware]

  // ======================================================
  // Store Enhancers
  // ======================================================
  const enhancers = []
  if (process.env.NODE_ENV === 'development') {
    const devToolsExtension = window.devToolsExtension
    if (typeof devToolsExtension === 'function') {
      enhancers.push(devToolsExtension({actionsBlacklist: ['@@redux-form/CHANGE']}))
    }
  }

  // ======================================================
  // Store Instantiation and HMR Setup
  // ======================================================
  const store = createStore(
    makeRootReducer(),
    initialState,
    compose(
      applyMiddleware(...middleware),
      ...enhancers
    )
  )

  store.asyncReducers = {}
  sagaMiddleware.run(sagas)

  if (module.hot) {
    module.hot.accept('./reducers', () => {
      const reducers = require('./reducers').default
      store.replaceReducer(reducers)
    })
  }

  return store
}