Sample custom redirect

Logout.jsx

import React, { Component } from 'react';
import User from '../data/User';
import Utils from '../data/Utils';

/**
 * Logout component
 * @class Logout
 * @extends {Component} Logout component
 */
class Logout extends Component {
    /**
     * Component Mounted Lifecycle call back
     *
     * @memberof Logout
     */
    componentDidMount() {
        const environmentName = Utils.getEnvironment().label;
        localStorage.removeItem(`${User.CONST.LOCALSTORAGE_USER}_${environmentName}`);
        if (typeof window !== 'undefined') {
            window.location.href = "http://foo.com/customError";
       }
    }

    /**
     * Main render method
     *
     * @returns {JSX}
     * @memberof Logout
     */
    render() {
        // https://reactjs.org/docs/jsx-in-depth.html#booleans-null-and-undefined-are-ignored
        return null;
    }
}

export default Logout;