Method from

source/core/StarOrderedMap.hpp:169–171

template <template <typename...> class Map, typename Key, typename Value, typename Allocator, typename... MapArgs>
template <typename Collection>
auto OrderedMapWrapper<Map, Key, Value, Allocator, MapArgs...>::from(Collection const& c) -> OrderedMapWrapper {
  return OrderedMapWrapper(c.begin(), c.end());
}

template <template <typename...> class Map, typename Key, typename Value, typename Allocator, typename... MapArgs>
OrderedMapWrapper<Map, Key, Value, Allocator, MapArgs...>::OrderedMapWrapper() {}