Using the context package

Several recipes throughout this book make use of the context package. This recipe will explore the basics of creating and managing contexts. A good reference for understanding context is https://blog.golang.org/context. Since this blog post was written, context moved from net/context to a package called context. This still occasionally causes problems when interacting with third-party libraries such as GRPC.

This recipe will explore setting and getting values for contexts, cancellation, and timeouts.

How to do it...

These steps cover writing and running your application:

1. From your Terminal or console application,createa new directory called~/projects/go-programming-cookbook/chapter10/contextand navigate to it.
2. Run the following command:

          $ go mod init github.com/PacktPublishing/Go-Programming-Cookbook-Second-Edition/chapter10/context

        

You should see a file called...