Production Systems

Business logic expressed as pure functions is easier to test, reason about, and parallelize. OOP classes and encapsulation can manage the stateful coordination required by complex systems. The article presents OOP and FP as complementary r…

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Business logic expressed as pure functions is easier to test, reason about, and parallelize. OOP classes and encapsulation can manage the stateful coordination required by complex systems. The article presents OOP and FP as complementary rather than mutually exclusive in practice. Most real-world production systems benefit from combining OOP and FP.