netlify-cli/src/functions-templates/js/serverless-ssr/serverless-http.js

Netlify command line tool

// for a full working demo check https://express-via-functions.netlify.com/.netlify/functions/serverless-http
const serverless = require('serverless-http')

const expressApp = require('./app')

// We need to define our function name for express routes to set the correct base path
const functionName = 'serverless-http'

// Initialize express app
const app = expressApp(functionName)

// Export lambda handler
const handler = serverless(app)

module.exports = { handler }