Add hash map.

1 files changed, 24 insertions, 15 deletions

diff --git a/include/fud_option.hpp b/include/fud_option.hpp
index 9d3068c..5a5611f 100644
--- a/include/fud_option.hpp
+++ b/include/fud_option.hpp
@@ -89,7 +89,16 @@ class Option {
         static_cast<void>(nullOpt);
     }
 
-    constexpr Option(T value) noexcept : m_engaged{true}
+    constexpr Option(const Option& rhs) noexcept : m_data(rhs.m_data), m_engaged(rhs.m_engaged)
+    {
+    }
+
+    constexpr Option(Option&& rhs) noexcept : m_data(std::move(rhs.m_data)), m_engaged(rhs.m_engaged)
+    {
+        rhs.cleanup();
+    }
+
+    constexpr Option(const T& value) noexcept : m_engaged{true}
     {
         if constexpr (IsRef) {
             new (m_data.data()) std::reference_wrapper<ValueType>(std::ref(value));
@@ -98,30 +107,30 @@ class Option {
         }
     }
 
-    constexpr static Option take(T&& value) noexcept
+    constexpr Option(T&& value) noexcept requires (not IsRef) : m_engaged{true}
     {
-        Option option{};
-        option.m_engaged = true;
         if constexpr (IsRef) {
-            new (option.m_data.data()) std::reference_wrapper<ValueType>(std::ref(value));
+            new (m_data.data()) std::reference_wrapper<ValueType>(std::ref(value));
         } else {
-            new (option.m_data.data()) ValueType(std::move(value));
+            new (m_data.data()) ValueType(std::move(value));
         }
-        return option;
     }
 
-    constexpr Option(const Option& rhs) noexcept : m_data(rhs.m_data), m_engaged(rhs.m_engaged)
-    {
-    }
-
-    constexpr Option(Option&& rhs) noexcept : m_data(std::move(rhs.m_data)), m_engaged(rhs.m_engaged)
+    constexpr ~Option() noexcept
     {
-        rhs.cleanup();
+        destroy();
     }
 
-    constexpr ~Option() noexcept
+    constexpr static Option take(T&& value) noexcept
     {
-        destroy();
+        Option option{};
+        option.m_engaged = true;
+        if constexpr (IsRef) {
+            new (option.m_data.data()) std::reference_wrapper<ValueType>(std::ref(value));
+        } else {
+            new (option.m_data.data()) ValueType(std::move(value));
+        }
+        return option;
     }
 
     Option& operator=(const Option& rhs) noexcept