relation completer progress

source/core/object/basic_object_info.cpp

@@ -43,21 +43,21 @@ std::shared_ptr<attribute_definition> basic_object_info::reference_column() cons
   return pk_column_;
 }
 
-void basic_object_info::register_relation_endpoint(const std::type_index &tindex, const relation_endpoint &endpoint) {
-  relation_endpoints_.insert(std::make_pair(tindex, endpoint));
+void basic_object_info::register_relation_endpoint(const std::type_index &type, const relation_endpoint &endpoint) {
+  relation_endpoints_.insert(std::make_pair(type, endpoint));
 }
 
-void basic_object_info::unregister_relation_endpoint(const std::type_index &tindex) {
-  relation_endpoints_.erase(tindex);
+void basic_object_info::unregister_relation_endpoint(const std::type_index &type) {
+  relation_endpoints_.erase(type);
 }
 
 basic_object_info::const_endpoint_iterator
-basic_object_info::find_relation_endpoint(const std::type_index &tindex) const {
-  return relation_endpoints_.find(tindex);
+basic_object_info::find_relation_endpoint(const std::type_index &type) const {
+  return relation_endpoints_.find(type);
 }
 
-basic_object_info::endpoint_iterator basic_object_info::find_relation_endpoint(const std::type_index &tindex) {
-  return relation_endpoints_.find(tindex);
+basic_object_info::endpoint_iterator basic_object_info::find_relation_endpoint(const std::type_index &type) {
+  return relation_endpoints_.find(type);
 }
 
 basic_object_info::const_endpoint_iterator basic_object_info::find_relation_endpoint(const std::string &field) const {

source/core/object/relation_endpoint.cpp

@@ -18,4 +18,16 @@ relation_type relation_endpoint::type() const {
 const schema_node &relation_endpoint::node() const {
   return *node_;
 }
-}
+
+bool relation_endpoint::is_has_one() const {
+  return type_ == relation_type::HAS_ONE;
+}
+
+bool relation_endpoint::is_has_many() const {
+  return type_ == relation_type::HAS_MANY;
+}
+
+bool relation_endpoint::is_belongs_to() const {
+  return type_ == relation_type::BELONGS_TO;
+}
+}