test() — react Function Reference

Architecture documentation for the test() function in numberToFixedSerializer.js from the react codebase.

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BabelCompiler→ Validation→ test() — react Function Reference

Dependency Diagram

graph TD
  587ac499_2f9c_b28d_8d6e_7fd360a5bb55["test()"]
  f02ee039_3699_dd46_393f_04806d0b344e["numberToFixedSerializer.js"]
  587ac499_2f9c_b28d_8d6e_7fd360a5bb55 -->|defined in| f02ee039_3699_dd46_393f_04806d0b344e
  style 587ac499_2f9c_b28d_8d6e_7fd360a5bb55 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

packages/react-devtools-shared/src/__tests__/__serializers__/numberToFixedSerializer.js lines 4–11

export function test(maybeNumber) {
  return (
    typeof maybeNumber === 'number' &&
    Number.isFinite(maybeNumber) &&
    !Number.isInteger(maybeNumber) &&
    !Number.isNaN(maybeNumber)
  );
}