Air is a tool comparable to nodemon for nodejs. It reloads your development server everytime you change you code. This can be quite handy.

Installation

You can simply install it as a go package.

go install github.com/cosmtrek/air@latest

After that it is placed in you GoPath. If you don’t know where this is, print the Variable to the Terminal.

echo $GOPATH

For faster access you can create an alias.

alias air='~/go/bin/air'

and to make it permanent use your .bashrc

alias air='~/go/bin/air' >> ~/.bashrc

Usage

To use it you will first need to create a configuration file for it. The default will work in most cases.

air init

After that you can run you Project like this.

air