6 comments on “Functional Factory Pattern

  1. In the python example where did you ever see this:

    class Pen(metaclass=ABCMeta)

    as valid? I always thought metaclass was handled as

    metaclass = ABCMeta

    Am I wrong?

    Like

  2. Pingback: Refactoring to Allow Test Doubles | Programming Ideas With Jake

  3. Pingback: Testing Interface Invariants | Programming Ideas With Jake

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