Function requiresAdmin

test/README.example.proof.ts:22–27

()

  const authError = error("auth");

  const requiresAdmin = () =>
    effected(function* () {
      const user = yield* askUser();
      if (!user) return yield* authError("No user found");
      if (user.role !== "admin") return yield* authError(`User ${user.name} is not an admin`);
    });

  const fetchAdminData = () =>
    effected(function* () {