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Thankfully, there are packages that help us with this. I'm going to use chalk for the purpose of this tutorial.
Changing fonts are quite difficult through javascript and I spent a lot of time searching for a package that does just that. Thankfully, I got it. We'll be using the cfonts package. Go ahead and install it by running the following -
Let's add some basic arguments like -n or --name and -v or --version. We'll be using the yargs package to simplify the process. If you don't want to use it, you can use process.argv to access the arguments.
Asynchronous and time consuming operations are very common in CLIs. We don't want to leave the user thinking his computer has hung up. We'll use the ora package for loaders. Begin by installing ora -
Remember the IF ELSEIF we had setup for arguments? Let's add a --help argument that lists out all the commands. Lists are a very important part of CLIs. I'm using a helpful package listr to handle these lists. Let's add the following code into our file in the place where we have our IF checks.
A lot of CLIs will want to access other CLIs and run commands such as git init or npm install etc. I'm using the package execa for the purpose of this tutorial. Begin by installing the module.
inquirer