1 files changed, 38 insertions, 0 deletions
diff --git a/src/win/Exception.cpp b/src/win/Exception.cpp
new file mode 100644
index 00000000..9f9fb03d
--- /dev/null
+++ b/src/win/Exception.cpp
@@ -0,0 +1,38 @@
+#include "cru/win/Exception.hpp"
+
+#include <fmt/format.h>
+#include <optional>
+
+namespace cru::platform::win {
+
+inline std::string HResultMakeMessage(HRESULT h_result,
+                                      std::optional<std::string_view> message) {
+  if (message.has_value())
+    return fmt::format(FMT_STRING("HRESULT: {:#08x}. Message: {}"), h_result,
+                       *message);
+  else
+    return fmt::format(FMT_STRING("HRESULT: {:#08x}."), h_result);
+}
+
+HResultError::HResultError(HRESULT h_result)
+    : PlatformException(HResultMakeMessage(h_result, std::nullopt)),
+      h_result_(h_result) {}
+
+HResultError::HResultError(HRESULT h_result,
+                           const std::string_view& additional_message)
+    : PlatformException(HResultMakeMessage(h_result, additional_message)),
+      h_result_(h_result) {}
+
+inline std::string Win32MakeMessage(DWORD error_code,
+                                    std::string_view message) {
+  return fmt::format("Last error code: {:#04x}.\nMessage: {}\n", error_code,
+                     message);
+}
+
+Win32Error::Win32Error(const std::string_view& message)
+    : Win32Error(::GetLastError(), message) {}
+
+Win32Error::Win32Error(DWORD error_code, const std::string_view& message)
+    : PlatformException(Win32MakeMessage(error_code, message)),
+      error_code_(error_code) {}
+}  // namespace cru::platform::win