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React Hooks Patterns/Expose derived async status

Return a status object from custom data hooks.

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Section: Data Fetching Patterns

Expose derived async status

tsx
tsx
return {
  data,
  error,
  loading,
  isEmpty: !loading && !error && Array.isArray(data) && data.length === 0,
};
Explanation

Derived flags simplify call sites and reduce repeated UI conditionals.

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