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#pragma once
#include <yt/cpp/mapreduce/interface/errors.h>
namespace NYT {
////////////////////////////////////////////////////////////////////////////////
///
/// @brief RAII guard that sets a predicate for identifying "expected" errors.
///
/// Can be used for logging: If predicate is set, log errors at Info level instead of Error.
class TExpectedErrorGuard {
public:
using TErrorPredicate = std::function<bool(const TErrorResponse&)>;
explicit TExpectedErrorGuard(const TErrorPredicate& predicate);
~TExpectedErrorGuard();
TExpectedErrorGuard(const TExpectedErrorGuard&) = delete;
TExpectedErrorGuard& operator=(const TExpectedErrorGuard&) = delete;
static bool IsErrorExpected(const TErrorResponse& error);
/// @brief Release current predicate, restore previously saved predicate.
void Release();
private:
TErrorPredicate PreviousPredicate_;
bool Released_ = false;
static TErrorPredicate& GetCurrentPredicate();
};
////////////////////////////////////////////////////////////////////////////////
} // namespace NYT
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