schema progress (does not compile)

source/core/CMakeLists.txt

@@ -108,6 +108,8 @@ add_library(matador-core STATIC
   utils/uuid.cpp
   utils/value.cpp
   utils/version.cpp
+  ../../include/matador/object/internal/observer_list_creator.hpp
+  ../../include/matador/object/internal/observer_list_copy_creator.hpp
 )
 
 target_link_libraries(matador-core ${CMAKE_DL_LIBS})

source/core/object/attribute.cpp

@@ -16,8 +16,8 @@ attribute::attribute(std::string name,
 : name_(std::move(name))
 , type_(type)
 , options_(attr)
-, null_option_(null_opt)
-{}
+, null_option_(null_opt) {
+}
 
 const std::string &attribute::name() const {
   return name_;

source/core/object/internal/shadow_repository.cpp

@@ -4,7 +4,7 @@
 #include "matador/object/repository_node.hpp"
 
 namespace matador::object::internal {
-shadow_repository::shadow_repository( repository& s )
+shadow_repository::shadow_repository(repository& s)
 : repo_(s) {}
 
 repository& shadow_repository::repo() const {
@@ -62,4 +62,20 @@ std::shared_ptr<object> shadow_repository::object_for_type(const std::type_index
 void shadow_repository::remove_object_for_type(const std::type_index& ti) const {
   repo_.remove_object_for_type(ti);
 }
+
+bool shadow_repository::is_node_announced(const std::type_index &ti) const {
+  return repo_.is_node_announced(ti);
+}
+
+void shadow_repository::push_announce_node(const std::type_index &ti, const node_ptr &node) const {
+  repo_.push_announce_node(ti, node);
+}
+
+shadow_repository::node_ptr shadow_repository::announce_node(const std::type_index &ti) const {
+  return repo_.announce_node(ti);
+}
+
+shadow_repository::node_ptr shadow_repository::pop_announce_node(const std::type_index &ti) const {
+  return repo_.pop_announce_node(ti);
+}
 }

source/core/object/object_generator.cpp

@@ -5,7 +5,7 @@
 #include <algorithm>
 
 namespace matador::object {
-object_generator::object_generator(repository& repo, const std::shared_ptr<object>& object)
+object_generator::object_generator(const repository& repo, const std::shared_ptr<object>& object)
 : repo_(repo)
 , object_(object) {}
 

source/core/object/repository.cpp

@@ -104,8 +104,7 @@ void repository::dump( std::ostream& os, const node_ptr& node ) {
     }
 }
 
-utils::result<repository::node_ptr, utils::error> repository::attach_node(const std::shared_ptr<repository_node> &node,
-                                                                  const std::string &parent) {
+utils::result<repository::node_ptr, utils::error> repository::attach_node(const std::shared_ptr<repository_node> &node, const std::string &parent) {
   if (has_node(node)) {
     return utils::failure(make_error(error_code::NodeAlreadyExists, "Node '" + node->name() + "' already exists."));
   }
@@ -233,4 +232,24 @@ std::shared_ptr<object> repository::object_for_type(const std::type_index &ti) c
 void repository::remove_object_for_type(const std::type_index &ti) {
   object_by_type_.erase(ti);
 }
+
+bool repository::is_node_announced(const std::type_index &ti) const {
+  return announced_node_.count(ti) > 0;
+}
+
+void repository::push_announce_node(const std::type_index &ti, const node_ptr &node) {
+  announced_node_.insert({ti, node});
+}
+
+repository::node_ptr repository::announce_node(const std::type_index &ti) {
+  return announced_node_.find(ti)->second;
+}
+
+repository::node_ptr repository::pop_announce_node(const std::type_index &ti) {
+  const auto it = announced_node_.find(ti);
+  if (it != announced_node_.end()) {
+    announced_node_.erase(it);
+  }
+  return it->second;
+}
 } // namespace matador::object

source/core/object/repository_node.cpp

@@ -99,10 +99,4 @@ void repository_node::unlink() {
   next_sibling_.reset();
   previous_sibling_.reset();
 }
-
-utils::result<repository_node::node_ptr, utils::error> repository_node::make_and_attach_node(repository& repo, const std::string& name, const std::type_index& ti) {
-    const auto node = std::shared_ptr<repository_node>(new repository_node(repo, name, ti));
-
-    return repo.attach_node(node, "");
-}
 }