Tag: Functional Core Imperative Shell
All the articles with the tag "Functional Core Imperative Shell".
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Effects Are Values: Functional Core, Imperative Shell
Your business rules can't be tested because they're welded to fetches, toasts, and analytics calls. Split the program in two: a pure core that decides what should happen and returns it as plain data, and a thin shell that performs it. The mock count drops to zero.