Zeitwerk Internals

Zeitwerk is the Ruby gem responsible for autoloading code in modern Rails applications.

After attending this talk you’ll have a good understanding of how Zeitwerk works. Going from a conceptual overview of the main ideas, down to implementation details and interface design.

While this is an advanced talk, you only need to know what is a constant in Ruby. We’ll introduce the necessary preliminary concepts to make it accessible. This is geared towards both seasoned Ruby developers looking to have a deep understanding of Zeitwerk, as well as Rails beginners curious to know how this aspect of Rails works.