ensure
Returns a new event definition whose events will first go through the validator before being passed to their target. Events that don't pass the validator won't reach their targets.
import ensure from '@redux-beacon/ensure';
ensure(validator, eventDef)
- The function used to validate the event.
- The event you want to validate.
type Validator = (event: any[]) => boolean;
- Accepts an event or array of events as its sole argument.
- Returns
true
if the event is valid. - Returns
false
if the event is not valid.
import joi from 'joi';
import ensure from '@redux-beacon/ensure'
const pageview = (action, prevState) => ({
hitType: 'pageview',
route: action.payload.location.pathname,
referrer: prevState.currentRoute,
});
// Returns true if the event matches the schema
const isValidPageView = event =>
!joi.validate(event, joi.object().keys({
hitType: joi.string().only('pageview').required(),
page: joi.string().disallow('/404'),
title: joi.string(),
location: joi.string(),
})).error;
const eventsMap = {
LOCATION_CHANGE: ensure(isValidPageView, pageview)
};
Last modified 5yr ago