Watch for turbulence

Don't refactor everything!

February 24, 2012 Tagged: metrics refactoring turbulence Comments (View) Watch for turbulence How important is the refactoring you’re working on? Michael Feathers has a metric you should consider when deciding: plot the complexity against the churn. Chad Fowler’s turbulence gem does just that. The “complexity” is some arbitrary number of how tricky the code is to read; this can range from the amount of indentation to the amount of metaprogramming, and everything in between. This is computed using flog . “Churn” simply refers to how often a file changes; a file that’s changed a bunch has high churn. Highly-churned files should be easy to modify, since people do it a ton. This is computing using git. Using it is simple: drop this in your Gemfile : group :development do gem 'turbulence' end Then run it: bundle exec bule Watch out, it’ll open a new tab in the browser for you: ...

Full article: http://robots.thoughtbot.com/post/18193128573/watch-for-t...