The go doc tool
The go doc tool is used to generate documentation for packages and functions in Go. An often neglected part of many software projects is their documentation. This is because it can be tedious to write and even more tedious to keep up to date. So, Go comes with a tool to automatically generate documentation for package declarations and functions in your code. You simply need to add comments to the start of functions and packages. Then, these will be picked up and combined with the function header.
This can then be shared with others to help them understand how to use your code. To generate the documentation for a package and its function, you can use the go doc tool. Documentation like this helps when you are working on a large project and other people need to make use of your code. Often, in a professional setting, different teams will be working on different parts of a program; each team will need to communicate to the other teams about what functions are available...
