Hand written concepts replaced with Casey Carter's repository

src/include/units/bits/stdconcepts.h

@@ -1,48 +0,0 @@
-// The MIT License (MIT)
-//
-// Copyright (c) 2018 Mateusz Pusz
-//
-// Permission is hereby granted, free of charge, to any person obtaining a copy
-// of this software and associated documentation files (the "Software"), to deal
-// in the Software without restriction, including without limitation the rights
-// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the Software is
-// furnished to do so, subject to the following conditions:
-//
-// The above copyright notice and this permission notice shall be included in all
-// copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-// SOFTWARE.
-
-#pragma once
-
-#include <ratio>
-#include <type_traits>
-
-namespace mp {
-
-  namespace std_concepts {
-
-    template<typename T, typename U>
-    concept bool Same = std::is_same_v<T, U>;
-
-    template<typename From, typename To>
-    concept bool ConvertibleTo =
-      std::is_convertible_v<From, To> &&
-      requires(From (&f)()) {
-        static_cast<To>(f());
-      };
-
-    template<class Derived, class Base>
-    concept bool DerivedFrom =
-      std::is_base_of_v<Base, Derived> &&
-      std::is_convertible_v<const volatile Derived*, const volatile Base*>;
-
-  }  // namespace std_concepts
-}  // namespace mp

src/include/units/bits/tools.h

@@ -22,7 +22,7 @@
 
 #pragma once
 
-#include "stdconcepts.h"
+#include <experimental/ranges/concepts>
 #include <ratio>
 #include <type_traits>
 
@@ -38,8 +38,6 @@ namespace std {
 
 namespace units {
 
-  using namespace mp::std_concepts;  // todo Remove when std::concepts will arrive
-
   template<typename T>
   concept bool Number = requires(T a, T b) {
     { a + b } -> T;