Function doStuff

packages/zod/src/v4/mini/tests/brand.test.ts:16–16

(arg: MySchema)

  expectTypeOf<MySchema>().toEqualTypeOf<{ name: string } & z.$brand<"superschema">>();

  const doStuff = (arg: MySchema) => arg;
  doStuff(z.parse(mySchema, { name: "hello there" }));

  // inheritance