@firebase/firestore/dist/test/util/promise.d.ts

This is the [Cloud Firestore](https://firebase.google.com/docs/firestore/) component of the [Firebase JS SDK](https://www.npmjs.com/package/firebase).

/**
 * @license
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
export interface Resolver<R> {
    (value?: R | Promise<R>): void;
}
export interface Rejecter {
    (reason?: Error): void;
}
export declare class Deferred<R> {
    promise: Promise<R>;
    resolve: Resolver<R>;
    reject: Rejecter;
    constructor();
}