Welcome back to Metaprogramming with Ruby! In part one we looked at what Metaprogramming is and how it works; we explored deep into the internals of Ruby’s method lookup system and walked through how creating Singleton Classes fits into that mechanism. Now for the good part: applying it all. Mocking objects for testing Some of the most useful features of Ruby’s metaprogramming have been shown off countless times in the vast array of testing frameworks available.
Read the article:
RubySource: Ruby Metaprogramming: Part II
Hi! I currently work for Intent HQ as Director of Engineering, writing functional Scala by day and Rust by night. I write for SitePoint about Ruby, and I’m on Twitter and on GitHub. You can get in touch with me at mail/at/nathankleyn.com.