fix: std::chrono::duration support fixed

Resolves #198
2021-01-04 13:05:26 +01:00
parent e9db800193
commit 6539b492a3
2 changed files with 15 additions and 6 deletions
@@ -136,13 +136,13 @@ public:
  explicit(!(is_same_v<dimension, dim_one> && is_same_v<unit, ::units::one>))
  constexpr quantity(const Value& v) : value_(static_cast<rep>(v)) {}

-  template<QuantityLike Q>
-    requires std::same_as<quantity, quantity_like_type<Q>>
-  explicit constexpr quantity(const Q& q) : value_(q.count()) {}
-
  template<safe_castable_to_<quantity> Q>
  constexpr quantity(const Q& q) : value_(quantity_cast<quantity>(q).count()) {}

+  template<QuantityLike Q>
+    requires safe_castable_to_<quantity_like_type<Q>, quantity>
+  explicit constexpr quantity(const Q& q) : quantity(quantity_like_type<Q>(quantity_like_traits<Q>::count(q))) {}
+
  quantity& operator=(const quantity&) = default;
  quantity& operator=(quantity&&) = default;