Merge branch 'master' into issue4-dev

1 files changed, 20 insertions, 0 deletions

diff --git a/src/base.cpp b/src/base.cpp
new file mode 100644
index 00000000..f5868170
--- /dev/null
+++ b/src/base.cpp
@@ -0,0 +1,20 @@
+#include "base.h"
+
+#include "system_headers.h"
+#include "exception.h"
+
+namespace cru
+{
+    MultiByteString ToUtf8String(const StringView& string)
+    {
+        if (string.empty())
+            return MultiByteString();
+
+        const auto length = ::WideCharToMultiByte(CP_UTF8, 0, string.data(), -1, nullptr, 0, nullptr, nullptr);
+        MultiByteString result;
+        result.reserve(length);
+        if (::WideCharToMultiByte(CP_UTF8, 0, string.data(), -1, result.data(), static_cast<int>(result.capacity()), nullptr, nullptr) == 0)
+            throw Win32Error(::GetLastError(), "Failed to convert wide string to UTF-8.");
+        return result;
+    }
+}