Evented Rails: Decoupling complex domains in Rails with Domain Events

In our last Domain-Driven Design discussion, we learned how to group similar business components into application Bounded Contexts, which were separated folders in our Rails apps. This segregated cohesive groups of application code into separate folder structures (bounded contexts), and gave us a jumping-off point to drawing more explicit boundaries between domains in our monolith. Now it’s time for us to re-think how to communicate from one context to another. Here’s how:.