Refactoring · interview question
What kind of contract clarity matters most for types during refactors?
Multiple choiceHardchapter-10-curatedpremiumrefactoringtypes-during-refactors
Answer and explanation
Correct answer
D. Make inputs, outputs, and failure expectations obvious so callers know what is guaranteed and what is not.
Why
Clear contracts make systems easier to integrate, test, and discuss in interviews.
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