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@effectify/node-better-auth

Integration of better-auth with Effect for Node.js applications.

Installation

# npm
npm install @effectify/node-better-auth

# yarn
yarn add @effectify/node-better-auth

# pnpm
pnpm add @effectify/node-better-auth

# bun
bun add @effectify/node-better-auth

Basic Usage

// Auth.js
import { betterAuth } from "better-auth"
import Database from "better-sqlite3"

export const handler = betterAuth({
  emailAndPassword: {
    enabled: true,
  },
  database: new Database("../sqlite.db") as any,
})

// Main.ts
import * as Auth from "@/Auth.js"
import * as NodeHttpServer from "@effect/platform-node/NodeHttpServer"
import * as HttpMiddleware from "@effect/platform/HttpMiddleware"
import * as HttpRouter from "@effect/platform/HttpRouter"
import * as HttpServer from "@effect/platform/HttpServer"
import * as Layer from "effect/Layer"
import * as NodeRuntime from "@effect/platform-node/NodeRuntime"

import { createServer } from "node:http"
import { toEffectHandler } from "@effectify/node-better-auth"

export const Live = HttpRouter.empty.pipe(
  HttpRouter.all("/api/auth/*", toEffectHandler(Auth.handler)),
  HttpServer.serve(HttpMiddleware.logger),
  HttpServer.withLogAddress,
  Layer.provide(NodeHttpServer.layer(createServer, { port: 3000 })),
)

Layer.launch(Live).pipe(NodeRuntime.runMain())

API

toEffectHandler(auth)

Converts a better-auth handler to an Effect-based HTTP handler.

Parameters

  • auth: A better-auth handler or an object containing a better-auth handler.

Returns

An Effect that handles HTTP requests for authentication.

Requirements

  • Node.js
  • Effect ecosystem (effect, @effect/platform, @effect/platform-node)
  • better-auth

License

MIT