Archive of posts on Nov 10, 2026

• Nov 10, 2026

  Polymorphism on a single object in Ruby

  By dynamically redefining singleton methods on an object and instance methods on an extended module, we can achieve polymorphism on a single object based on the context. With the new Proc#refined method in Ruby 4.1, this can be done in a simpler way.

  /programming #ruby #metaprogramming