Function isSafeNumber

packages/util/src/numbers.ts:139–144

(value: unknown)

 * @returns True if the value is a safe number, false otherwise.
 */
export function isSafeNumber(value: unknown): value is number {
  if (typeof value === "number") {
    return !isNaN(value) && isFinite(value);
  }
  return false;
}

/**
 * Converts a number to a safe number or undefined. NaN, Infinity, and -Infinity are converted to undefined.