From 28449ce459900bd88527ed424c4297b4cd936fe6 Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Fri, 18 Nov 2022 15:55:10 +0100
Subject: entity/field: add field name to erased accessor

---
 entity/accessor.hpp | 11 +++++------
 entity/field.hpp    | 15 ++++++++-------
 2 files changed, 13 insertions(+), 13 deletions(-)

(limited to 'entity')

diff --git a/entity/accessor.hpp b/entity/accessor.hpp
index a097afd4..b88b6686 100644
--- a/entity/accessor.hpp
+++ b/entity/accessor.hpp
@@ -13,17 +13,16 @@ struct erased_accessor final {
 
     const erased_reader_t* reader;
     const erased_writer_t* writer;
-    StringView object_name, field_type_name;
+    StringView field_name, object_type, field_type;
     void(*read_fun)(const Object*, const erased_reader_t*, Value*);
     void(*write_fun)(Object*, const erased_writer_t*, Value*);
 
     constexpr erased_accessor(const erased_accessor&) = default;
-    constexpr erased_accessor(erased_reader_t* reader, erased_writer_t * writer,
+    constexpr erased_accessor(erased_reader_t* reader, erased_writer_t * writer, StringView field_name,
                                StringView object_name, StringView field_type_name,
                                void(*read_fun)(const Object*, const erased_reader_t*, Value*),
                                void(*write_fun)(Object*, const erased_writer_t*, Value*)) :
-        reader{reader}, writer{writer},
-        object_name{object_name}, field_type_name{field_type_name},
+        reader{reader}, writer{writer}, field_name{field_name}, object_type{object_name}, field_type{field_type_name},
         read_fun{read_fun}, write_fun{write_fun}
     {}
 
@@ -55,8 +54,8 @@ constexpr bool erased_accessor::check_name() const noexcept
 {
     static_assert(check_name_static<T, FieldType>());
     constexpr auto obj = name_of<T>, field = name_of<FieldType>;
-    return (obj.data() == object_name.data() && field.data() == field_type_name.data()) ||
-           obj == object_name && field == field_type_name;
+    return (obj.data() == object_type.data() && field.data() == field_type.data()) ||
+           obj == object_type && field == field_type;
 }
 
 template<typename Obj, typename FieldType>
diff --git a/entity/field.hpp b/entity/field.hpp
index 9b64da56..4e18493d 100644
--- a/entity/field.hpp
+++ b/entity/field.hpp
@@ -4,11 +4,9 @@
 #include "util.hpp"
 #include <cstddef>
 #include <concepts>
-#include <compare>
 #include <type_traits>
 #include <utility>
 #include <tuple>
-#include <typeinfo>
 #include <array>
 #include <compat/function2.hpp>
 #include <Corrade/Containers/StringView.h>
@@ -178,24 +176,27 @@ constexpr erased_accessor entity_field<Obj,  Type, R, W>::erased() const
     using writer_t = typename erased_accessor::erased_writer_t;
     constexpr auto obj_name = name_of<Obj>, field_name = name_of<Type>;
 
-    constexpr auto reader_fn = [](const void* obj, const reader_t* reader, void* value)
-    {
+    constexpr auto reader_fn = [](const void* obj, const reader_t* reader, void* value) {
         const auto& obj_ = *reinterpret_cast<const Obj*>(obj);
         const auto& reader_ = *reinterpret_cast<const R*>(reader);
         auto& value_ = *reinterpret_cast<Type*>(value);
         value_ = read(reader_, obj_);
     };
-    constexpr auto writer_fn = [](void* obj, const writer_t* writer, void* value)
-    {
+    constexpr auto writer_fn = [](void* obj, const writer_t* writer, void* value) {
         auto& obj_ = *reinterpret_cast<Obj*>(obj);
         const auto& writer_ = *reinterpret_cast<const W*>(writer);
         move_qualified<Type> value_ = std::move(*reinterpret_cast<Type*>(value));
         write(writer_, obj_, value_);
     };
+    constexpr auto writer_stub_fn = [](void*, const writer_t*, void*) {
+        fm_abort("no writer for this accessor");
+    };
+
     return erased_accessor {
         (void*)&reader, writer ? (void*)&writer : nullptr,
+        name,
         obj_name, field_name,
-        reader_fn, writer_fn,
+        reader_fn, writer ? writer_fn : writer_stub_fn,
     };
 }
 
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