types-testing/dist/lib/factories/assertion.js

Test TypeScript types at test runner runtime - Works seamlessly with Jest, Vitest, and Bun.

const assertionWithTypeArgument = (fn) => {
  const _fn = fn;
  _fn.needTypeArgument = true;
  return _fn;
};
const assertionWithoutTypeArgument = (fn) => {
  const _fn = fn;
  _fn.needTypeArgument = false;
  return _fn;
};
export {
  assertionWithTypeArgument,
  assertionWithoutTypeArgument
};