Function has_layer

src/models/unit_test/modify_test.cpp:76–84

}

bool has_layer(model const& m, std::string const& layer_name)
{
  auto layers = m.get_layers();
  auto iter =
    std::find_if(cbegin(layers), cend(layers), [&layer_name](auto const& l) {
      return l->get_name() == layer_name;
    });
  return (iter != cend(layers));
}

bool is_child(model const& m,
              std::string const& parent_layer_name,