JSFiddle - React, Tailwind, and code Playground

JavaScript

var Guard = (function () {
    function Guard() {
    }
    Guard.ThrowIfNull = function (argument, argumentName) {
        if (argument == null) {
            throw "The argument '" + argumentName + "' cannot be null.";
        }
    };
    return Guard;
})();

Guard.ThrowIfNull(null, 'argumentName');