exceptions.hpp

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#pragma once
 
/// @file userver/ugrpc/server/exceptions.hpp
/// @brief Errors thrown by gRPC server streams
 
#include <exception>
#include <string>
#include <string_view>
 
USERVER_NAMESPACE_BEGIN
 
/// Server-side utilities
namespace ugrpc::server {
 
/// @brief Base exception for all the server errors
class BaseError : public std::exception {
 public:
  explicit BaseError(std::string message);
 
  const char* what() const noexcept override;
 
 private:
  std::string message_;
};
 
/// @brief Error during an RPC
class RpcError : public BaseError {
 public:
  RpcError(std::string_view call_name, std::string_view additional_info);
};
 
/// @brief RPC failed without a status. This means that either the call got
/// cancelled using `TryCancel`, the deadline has expired, or the client
/// disconnected.
class RpcInterruptedError : public RpcError {
 public:
  RpcInterruptedError(std::string_view call_name, std::string_view stage);
};
 
}  // namespace ugrpc::server
 
USERVER_NAMESPACE_END