Build Status

1. Overview
2. Event storming
3. Contribute
4. References

• Domain-driven design
• Pure functional programming
• Behaviour-driven testing (BDD)
• Event storming
• Clean hexagonal architecture

• Kotlin with Spring Boot in production
• Cucumber with Gherkin and ArchUnit in testing

1. Big Picture event storming
2. Design Level event storming
3. Define ubiquitous language in code (types + workflows)
4. Story definition in behaviour-driven way (specs)
5. Implement domain logic to fulfill test specs
6. GOTO step 3/4

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Please, feel free to contribute by creating a Pull Request from your own fork repository.

You may either:

• choose an existing Issue to be implemented and assign yourself to it
• create your own Issue concerning any enhancements or not yet implemented features
• just submit a Pull Request if changes contain just refactoring of the existing code

1. Domain Modeling Made Functional, Scott Wlaschin
2. Implementing Domain-Driven Design, Vaughn Vernon
3. Ports and Adapters Pattern (Hexagonal Architecture), Juan Manuel Garrido de Paz