Tag

Object-Design

10 Thoughts filed under this subject.

  1. A Composition Root Makes Choices Visible
  1. A Constructor Should Leave a Usable Object
  2. Strategy Chooses How; Command Records What to Do
  3. Composition Over Inheritance Is a Decision, Not a Rule
  1. Dependencies Should Be Visible at Construction
  2. A Service Class Can Become a Procedural Junk Drawer
  3. A Primitive Can Hide a Domain Decision
  4. Boolean Parameters Hide Different Operations
  5. Invalid State Should Be Difficult to Construct
  6. A Class Name Should Describe a Role