Functional Primer

[abrthel]

doc_page: introduction/functional-primer | advanced/functional-primer

Basic guide, introducing functional concepts in Ruby along with how they are used in ROM. Its intention is not to teach functional programming but to provide a resource for users trying to understand ROMs source code.

Example Topics

• Immutability
  • Stateless Objects
• Composition
  • DI and #with functions (example)
• #call functions
• Partial Application / Currying Patterns - Scott Wlaschin NDC talk
• Higher Order Functions - eg: folding - example from U of C pg.5
• Module Builder Pattern - dejimata article