JSFiddle - React, Tailwind, and code Playground

JavaScript

function BadConfig(message) {
   this.message = message;
   this.name = "BadConfig";
}
BadConfig.prototype = new Error();
BadConfig.prototype.constructor = BadConfig;


try {
    this.config = JSON.parse("}}badJson}");
} catch(e) {
    throw new BadConfig("Your JSON is wack!");
}