A function that you provide to Redux Beacon for each Redux or ngrx/store action you want to track.

Syntax

function eventDef(action, prevState, nextState) {
  // Return:
  //   - an event object, or
  //   - an array of event objects, or
  //   - a Promise that resolves to an event object, or
  //   - a Promise that resolves to an array of event objects
}

Parameters

• Redux Beacon calls every event definition with three arguments:

  • action: The action object.

  • prevState: The state before the action.

  • nextState: The state after the action.

Typescript Type

import { EventDefinition } from 'redux-beacon';

Usage

• ​Getting Started​

• ​Examples & Recipes​