Building CLIAR — A simple drop-in Java class for parsing command-line arguments (Part 3)

Welcome back to the third part of my rolling blog on building CLIAR, a lightweight, transparent command‑line argument parser for Java. In Part 2 , we added support for short options, long options, and key–value pairs. This chapter focuses on two major improvements: separating concerns inside the parser introducing a formal option‑registration system so CLIAR can validate user input This is the point where CLIAR becomes a real utility rather than a loose collection of parsing rules. You can find