Book Image

Mastering Go – Third Edition - Third Edition

By : Mihalis Tsoukalos
5 (2)
Book Image

Mastering Go – Third Edition - Third Edition

5 (2)
By: Mihalis Tsoukalos

Overview of this book

Mastering Go is the essential guide to putting Go to work on real production systems. This freshly updated third edition includes topics like creating RESTful servers and clients, understanding Go generics, and developing gRPC servers and clients. Mastering Go was written for programmers who want to explore the capabilities of Go in practice. As you work your way through the chapters, you’ll gain confidence and a deep understanding of advanced Go concepts, including concurrency and the operation of the Go Garbage Collector, using Go with Docker, writing powerful command-line utilities, working with JavaScript Object Notation (JSON) data, and interacting with databases. You’ll also improve your understanding of Go internals to optimize Go code and use data types and data structures in new and unexpected ways. This essential Go programming book will also take you through the nuances and idioms of Go with exercises and resources to fully embed your newly acquired knowledge. With the help of Mastering Go, you’ll become an expert Go programmer by building Go systems and implementing advanced Go techniques in your projects.
Table of Contents (17 chapters)
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GitLab Runners and Go

When developing Go packages and documentation, you want to be able to test the results and find out bugs as quickly as possible. When everything works as expected, you might want to publish your results to the world automatically, without spending more time on this. One of the best solutions for this is using a CI/CD system for automating tasks. This section will briefly illustrate the use of GitLab Runners for automating Go projects.

In order to follow this section, you need to have a GitLab account, create a dedicated GitLab repository, and store the relevant files there.

We will begin with a GitLab repository that contains the following files:

  • hw.go: This is a sample program that is used to make sure that everything works.
  • .gitignore: It is not necessary to have such a file, but it is very handy for ignoring some files and directories.
  • usePost05.go: This is a sample Go file that uses an external package—please...