Type Alias FiniteNumber

FiniteNumber: TSTypeForgeInternals_ExtendNumberBrand<ValidNumber, "Finite">

Branded numeric type for finite numbers. Represents values that pass Number.isFinite(x) check. Excludes NaN, Infinity, and -Infinity.

Example

const isFiniteNumber = (x: number): x is FiniteNumber => Number.isFinite(x);

const safeDivide = (
  a: FiniteNumber,
  b: FiniteNumber,
): FiniteNumber | InfiniteNumber => {
  const result = a / b;
  return isFiniteNumber(result) ? result : (result as InfiniteNumber);
};