SystemDisc

// ==UserScript==
// @name         YNAB Improvements
// @namespace    https://zornco.com/
// @version      0.0.7
// @description  Improvements to the YNAB web app by Timothy Zorn (SystemDisc)
// @author       SystemDisc
// @updateURL    https://rawgit.com/SystemDisc/dc0f2745e8b3cf9e7dd7522c0609299d/raw/50c2268551b5f60d593e3a138e8b1bc4b4e048c8/ynab-improvements.user.js
// @downloadURL  https://rawgit.com/SystemDisc/dc0f2745e8b3cf9e7dd7522c0609299d/raw/50c2268551b5f60d593e3a138e8b1bc4b4e048c8/ynab-improvements.user.js
// @match        https://app.youneedabudget.com/*
// @run-at       document-end

SystemDisc

export class DeferredPromise<T> {
    public promise: Promise<T>;
    private resolved: PromiseLike<T>;

    public constructor() {
        this.promise = new Promise((resolve, reject) => {
            if (this.resolved) {
                resolve(this.resolved);
            }
            this.resolve = resolve;