From a7a982194e9484a9650103467a3d7408849ccc41 Mon Sep 17 00:00:00 2001
From: Reece <code@reece.sx>
Date: Sat, 26 Mar 2022 13:21:31 +0000
Subject: [PATCH] [+] AuCtorErrorTag

---
 Include/auROXTL/auTryConstruct.hpp      | 18 +++++++++++++++++-
 Include/auROXTL/auTryConstructUtils.hpp |  6 +++---
 2 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/Include/auROXTL/auTryConstruct.hpp b/Include/auROXTL/auTryConstruct.hpp
index 1d85ff63..11af0a27 100644
--- a/Include/auROXTL/auTryConstruct.hpp
+++ b/Include/auROXTL/auTryConstruct.hpp
@@ -7,10 +7,26 @@
 ***/
 #pragma once
 
-struct AuCtorCode_t
+struct AuCtorErrorTag
+{
+    /*
+        operator bool() const;
+        static constexpr AuCtorCode_t Failed ();
+        static constexpr AuCtorCode_t Success();
+    */
+};
+
+struct AuCtorCode_t : AuCtorErrorTag
 {
     bool value;
 
+    inline constexpr AuCtorCode_t()
+    {};
+
+    inline constexpr AuCtorCode_t(bool val) : value(val)
+    {};
+
+
     operator bool() const
     {
         return value;
diff --git a/Include/auROXTL/auTryConstructUtils.hpp b/Include/auROXTL/auTryConstructUtils.hpp
index c9be2b81..a6f661fe 100644
--- a/Include/auROXTL/auTryConstructUtils.hpp
+++ b/Include/auROXTL/auTryConstructUtils.hpp
@@ -7,17 +7,17 @@
 ***/
 #pragma once
 
-#define _AU_TRYCONTRUST_CHECKCODE AU_TEMPLATE_ENABLE_WHEN(AuIsSame_v<CtorCode_t, AuCtorCode_t> || AuIsBaseOf_v<AuCtorCode_t, CtorCode_t>)
+#define _AU_TRYCONTRUST_CHECKCODE AU_TEMPLATE_ENABLE_WHEN(AuIsSame_v<CtorCode_t, AuCtorErrorTag> || AuIsBaseOf_v<AuCtorErrorTag, CtorCode_t>)
 
 template <class T, class CtorCode_t = AuCtorCode_t, typename ... Args, _AU_TRYCONTRUST_CHECKCODE>
 inline T AuTryConstruct(CtorCode_t &status, Args&& ... args)
 {
-    if constexpr (AuIsConstructible_v<T, AuCtorCode_t &, Args ...>)
+    if constexpr (AuIsConstructible_v<T, CtorCode_t &, Args ...>)
     {
         status = CtorCode_t::Failed();
         return T(AuReference(status), AuForward<T>(args)...);
     }
-    else if constexpr (AuIsConstructible_v<T, Args ..., AuCtorCode_t &>)
+    else if constexpr (AuIsConstructible_v<T, Args ..., CtorCode_t &>)
     {
         status = CtorCode_t::Failed();
         return T(AuForward<T>(args)..., AuReference(status));