# @nodesuite/defer ## Summary Simple deferred `Promise` generator. ## Installation ```shell pnpm install @nodesuite/defer ``` ## Usage ```typescript import { defer } from "@nodesuite/defer" import { someEventfulEmitter } from "./events" const { resolve, reject, untilResolved } = defer() // Define async work... someEventfulEmitter.on("someEvent", resolve) // ...or some alternative trigger... const secondEmitter = new EventEmitter() secondEmitter.on("secondEvent", resolve) // ...or abstract resoltion conditons... class Foo { #resolve #reject public constructor({ resolve, reject }) { this.#resolve = resolve this.#reject = reject } public someSuccessFunction() { return this.#resolve() } public someFailureFunction() { return this.#reject() } } const foo = new Foo({ resolve, reject }) // Reject the master promise... someEventfulEmitter.on("error", () => foo.someFailureFunction()) // Can await resolution of promise from any source. await untilResolved() ```