Generating Swagger Docs for Your Go Endpoints

A brief introduction to the swag package for automatically generating Swagger documentation for your endpoints

Today, many applications, from websites to mobile apps, run on backend services based on REST APIs and standard HTTP requests.

The main problem with these services during development is that it’s difficult to understand how they work without looking at the code.

For this reason, documenting REST API has always been a critical task within a team, and tools like Swagger have helped make this easier by providing standard tools and solutions.

In this article, we will look at the Go package swag to automatically generate Swagger documentation for your endpoints.

What is Swagger?

Swagger is a set of specifications for documenting REST APIs providing several tools to simplify and improve the description of these services.

It is based on the OpenAPI specification which is a standard way to describe the endpoints available in a backend service like parameters, paths, methods, request and responses formats, and much more.

In addition to that, Swagger provides the Swagger UI tool that dynamically generates a…