added collection, collection proxy and collection resolver implementations

include/matador/object/object_resolver.hpp

@@ -1,33 +1,18 @@
 #ifndef MATADOR_OBJECT_LOADER_HPP
 #define MATADOR_OBJECT_LOADER_HPP
 
+#include "matador/object/abstract_type_resolver.hpp"
 #include <memory>
-#include <typeindex>
 
 namespace matador::utils {
 class identifier;
 }
 
 namespace matador::object {
-
-class abstract_object_resolver {
-public:
-  virtual ~abstract_object_resolver() = default;
-
-  [[nodiscard]] const std::type_index& type() const { return type_; }
-
-protected:
-  explicit abstract_object_resolver(const std::type_index& ti) : type_(ti) {}
-
-public:
-  const std::type_index type_;
-};
-
-
 template<typename Type>
-class object_resolver : public abstract_object_resolver {
+class object_resolver : public abstract_type_resolver {
 public:
-  object_resolver() : abstract_object_resolver(typeid(Type)) {}
+  object_resolver() : abstract_type_resolver(typeid(Type)) {}
 
   virtual std::shared_ptr<Type> resolve(const utils::identifier& id) = 0;
 };