1 files changed, 37 insertions, 0 deletions
diff --git a/src/base/platform/win/Base.cpp b/src/base/platform/win/Base.cpp
new file mode 100644
index 00000000..5edf9779
--- /dev/null
+++ b/src/base/platform/win/Base.cpp
@@ -0,0 +1,37 @@
+#include "cru/base/platform/win/Base.h"
+
+#include <format>
+#include <optional>
+
+namespace cru::platform::win {
+
+inline std::string HResultMakeMessage(HRESULT h_result,
+                                      std::optional<std::string_view> message) {
+  if (message.has_value())
+    return std::format("HRESULT: {}. Message: {}", h_result, *message);
+  else
+    return std::format("HRESULT: {}.", h_result);
+}
+
+HResultError::HResultError(HRESULT h_result)
+    : Exception(HResultMakeMessage(h_result, std::nullopt)),
+      h_result_(h_result) {}
+
+HResultError::HResultError(HRESULT h_result,
+                           std::string_view additional_message)
+    : Exception(HResultMakeMessage(h_result, additional_message)),
+      h_result_(h_result) {}
+
+inline std::string Win32MakeMessage(DWORD error_code,
+                                    std::string_view message) {
+  return std::format("Last error code: {}.\nMessage: {}\n", error_code,
+                     message);
+}
+
+Win32Error::Win32Error(std::string_view message)
+    : Win32Error(::GetLastError(), message) {}
+
+Win32Error::Win32Error(DWORD error_code, std::string_view message)
+    : Exception(Win32MakeMessage(error_code, message)),
+      error_code_(error_code) {}
+}  // namespace cru::platform::win