t.js

export type Action = {
  type: string,
  payload?: Object
}

import { Action } from '../types'

const signInRequest: Function = (): Action => ({
  type: actionTypes.SIGN_IN_REQUEST
})

const signInSuccess: Function = ({ user }: { user: Object }): Action => ({
  type: actionTypes.SIGN_IN_SUCCESS,
  payload: { user }
})