Dump stack trace to console when FSA contains an error.

errorLoggerMiddleware.ts

import { Dispatch } from 'redux'

type ErrorAction = { payload: Error }

function isErrorAction(action: any): action is ErrorAction {
  return (<ErrorAction>action).payload instanceof Error
}

const errorLoggerMiddleware = (store: any) => (next: Dispatch) => (
  action: any
) => {
  if (isErrorAction(action)) {
    console.error(action.payload)
  }

  return next(action)
}

export default errorLoggerMiddleware