To properly close a [*graphql-yoga server*][1], it is important to handle server shutdown gracefully. Here's a more detailed explanation of how to shut down the server, including how to stop it based on various signals or conditions. This involves stopping the server when required (for example, when the application is ending or receiving a termination signal), and handling ongoing connections in a graceful manner.

Example Code to Gracefully Close a GraphQL Yoga Server Below is a complete example that demonstrates how to start a graphql-yoga server, handle various shutdown conditions, and ensure the server stops gracefully without abruptly cutting off ongoing requests.