Function error

src/dyno/mathTypes.ts:356–358

()

  operation = "add",
): AddOutput<A, B> {
  const error = () => {
    throw new Error(`Invalid ${operation} types: ${a}, ${b}`);
  };
  // @ts-ignore
  if (a === b) return a as AddOutput<A, B>;
  if (a === "int") {