Refactoring in Ruby

Chapter 16. Time Recording

Imagine your team or department uses a tool to track the hours spent on client projects so that your company can invoice correctly at the end of each month.^[1] The tool is a Ruby script offering a simple command-line interface; it’s used like this (the last argument is always a project name, and -u selects a user):

^[1] The source code for this example is at http://github.com/kevinrutherford/rrwb-code.

Here is the script itself:

The script also has a few end-to-end tests:

Notice that the script stores the record ...