Functional Architecture - The Pits of Success

This session explores how functional programming can make established design practices easier to achieve than in object-oriented programming. It uses architectural examples and discusses pure functions, testability, and unit test isolation.

Syllabus

Intro
Nonfunctional requirements
Preface
Port and adapters
Pure functions
Restaurant reservation example
impure function
concentric circles
encapsulation
domaindriven design
objectoriented design
functional programming
user
module
Haskell
Testability
Testinduced damage
Higherorder functions
Unit tests
Isolation
Pure function
Unit testing
Isolation is important
Opie is the problem
Isolation vs testdriven development
Writing pure functions