@firebase/app-types

What is @firebase/app-types?

@firebase/app-types is a TypeScript type definition package for the Firebase JavaScript SDK. It provides type definitions for the core Firebase app functionalities, ensuring type safety and better development experience when using Firebase services in TypeScript projects.

What are @firebase/app-types's main functionalities?

Initialize Firebase App

This feature allows you to initialize a Firebase app with a given configuration. The configuration object contains various keys required to connect to your Firebase project.

const firebaseConfig = {
  apiKey: "your-api-key",
  authDomain: "your-auth-domain",
  projectId: "your-project-id",
  storageBucket: "your-storage-bucket",
  messagingSenderId: "your-messaging-sender-id",
  appId: "your-app-id"
};

const app = firebase.initializeApp(firebaseConfig);

Access Firebase Services

Once the Firebase app is initialized, you can access various Firebase services like Authentication and Firestore using the app instance.

const auth = app.auth();
const firestore = app.firestore();

Type Safety with TypeScript

The package provides TypeScript type definitions, ensuring type safety and better development experience when working with Firebase services.

import { FirebaseApp } from '@firebase/app-types';

const app: FirebaseApp = firebase.initializeApp(firebaseConfig);

Other packages similar to @firebase/app-types

@types/firebase

@types/firebase is a community-maintained package that provides TypeScript type definitions for the Firebase JavaScript SDK. It offers similar functionalities to @firebase/app-types but may not be as up-to-date or comprehensive.

firebase

The firebase package is the official Firebase JavaScript SDK, which includes both the core functionalities and type definitions. It is more comprehensive and frequently updated compared to @firebase/app-types.

react-firebase-hooks

react-firebase-hooks is a library that provides React hooks for Firebase. It simplifies the integration of Firebase services with React applications and offers type definitions for better TypeScript support.

README

@firebase/app-types

This package is not intended for direct usage, and should only be used via the officially supported firebase package.