Class DrawableDeclareCustomStorage

test/te.cpp:123–130

};

struct DrawableDeclareCustomStorage
    : te::poly<DrawableDeclare, te::local_storage<16>> {
  using te::poly<DrawableDeclare, te::local_storage<16>>::poly;

  void draw(std::ostream &out) const {
    te::call([](auto const &self, auto &out) { self.draw(out); }, *this, out);
  }
};

test should_erase_and_declare_with_custom_storage_call = [] {
  DrawableDeclareCustomStorage drawable{Square{}};