Fixed method result type generation

src/puml/class_diagram_generator.h

@@ -130,7 +130,8 @@ public:
             if (m.type != "void")
                 type = m.type + " ";
 
-            ostr << to_string(m.scope) << type << m.name;
+            ostr << to_string(m.scope)
+                 << ns_relative(m_config.using_namespace, type) << m.name;
 
             ostr << "(";
             if (true) { // TODO: add option to disable parameter generation

src/uml/class_diagram_visitor.h

@@ -452,8 +452,9 @@ static enum CXChildVisitResult class_visitor(
                 clang_visitChildren(
                     cursor.get(), method_parameter_visitor, &method_ctx);
 
-                spdlog::debug("Adding method {} {}::{}()", m.type,
-                    ctx->element.name, cursor.spelling());
+                spdlog::debug("Adding method {} {}::{}()",
+                    cursor.type().result_type(), ctx->element.name,
+                    cursor.spelling());
 
                 ctx->element.methods.emplace_back(std::move(m));
             });