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include/fs/Error.h

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+#pragma once
+
+#include "tl/result.h"
+
+namespace fs
+{
+
+class ISource;
+class IStreamSource;
+class IMapSource;
+class ISink;
+class IStreamSink;
+class IMapSink;
+
+enum class ErrorCode : uint8_t
+{
+	BadPath,
+	InvalidArgument,
+	NotFound,
+	NotAllowed,
+	SystemError,
+	NotSupported
+};
+typedef tl::error<ErrorCode> Error;
+
+}
+