react-hook

SKILL.md

| Must start with use | React's hook detection | | One hook per file | Maintainability | | Never call conditionally | Breaks hook order | | Never return side effects | Unpredictable behavior | | Type inputs and outputs | Clarity and safety | | Test in isolation | Reliability |

On memoization: Only use useMemo/useCallback when logic is computationally heavy. Otherwise they degrade readability without meaningful benefit. Exception: callbacks passed TO hooks (see stability section below).

When you fix an ESLint exhaustive-deps warning by adding a dependency, check if that dependency is STABLE. If not, you've created a re-render loop.

コールバックをカスタム フックに渡す場合、react-hooks/exhaustive-deps 警告を修正する場合、または React コンポーネントでの予期しない再レンダリングをデバッグする場合に使用します。 ソース: bumgeunsong/daily-writing-friends。

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