Yes, you can! Adding colors to terminal output is possible. You already know it, from ls –color In this post I show you a script that does it, in a simple way. I don’t have a full range of colors implemented, but you can find all here.
This is the sed-processed output given by Gcal. The original source looks like
As you can see, I used as identifiers XML-like expressions.
The Ben NanoNote has very few applications, as of now. And one it has (among a few nice others), is Gcal. I didn’t know what Gcal was, and the Qi hardware wiki page on Gcal pointed me to this quite nice tutorial: The many uses of Gcal.
The tutorial is quite good, but somewhat long, and lacks a few specific examples, so I decided to write just what I read in that tutorial, mixed with the uses I am putting it to, so it is more a Gcal use cases than a full blown tutorial like that.