graphql_yoga_basic_server_with_hello_query.ts

1import { createSchema, createYoga } from 'graphql-yoga'
2import { createServer } from 'node:http'
3
4// Create a Yoga instance with a schema
5const yoga = createYoga({
6  schema: createSchema({
7    typeDefs: /* GraphQL */ `
8      type Query {
9        hello: String
10      }
11    `,
12    resolvers: {
13      Query: {
14        hello: () => 'Hello from Yoga!',
15      },
16    },
17  }),
18})
19
20// Pass it into a server to hook into request handling
21const server = createServer(yoga)
22
23// Start the server and explore http://localhost:4000/graphql
24server.listen(4000, () => {
25  console.info('Server is running on http://localhost:4000/graphql')
26})