status.cc

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// Copyright 2018 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#include "google/cloud/status.h"
#include <sstream>
 
namespace google {
namespace cloud {
GOOGLE_CLOUD_CPP_INLINE_NAMESPACE_BEGIN
namespace {
std::string StatusWhat(Status const& status) {
  std::ostringstream os;
  os << status;
  return std::move(os).str();
}
}  // namespace
 
std::string StatusCodeToString(StatusCode code) {
  switch (code) {
    case StatusCode::kOk:
      return "OK";
    case StatusCode::kCancelled:
      return "CANCELLED";
    case StatusCode::kUnknown:
      return "UNKNOWN";
    case StatusCode::kInvalidArgument:
      return "INVALID_ARGUMENT";
    case StatusCode::kDeadlineExceeded:
      return "DEADLINE_EXCEEDED";
    case StatusCode::kNotFound:
      return "NOT_FOUND";
    case StatusCode::kAlreadyExists:
      return "ALREADY_EXISTS";
    case StatusCode::kPermissionDenied:
      return "PERMISSION_DENIED";
    case StatusCode::kUnauthenticated:
      return "UNAUTHENTICATED";
    case StatusCode::kResourceExhausted:
      return "RESOURCE_EXHAUSTED";
    case StatusCode::kFailedPrecondition:
      return "FAILED_PRECONDITION";
    case StatusCode::kAborted:
      return "ABORTED";
    case StatusCode::kOutOfRange:
      return "OUT_OF_RANGE";
    case StatusCode::kUnimplemented:
      return "UNIMPLEMENTED";
    case StatusCode::kInternal:
      return "INTERNAL";
    case StatusCode::kUnavailable:
      return "UNAVAILABLE";
    case StatusCode::kDataLoss:
      return "DATA_LOSS";
    default:
      return "UNEXPECTED_STATUS_CODE=" + std::to_string(static_cast<int>(code));
  }
}
 
std::ostream& operator<<(std::ostream& os, StatusCode code) {
  return os << StatusCodeToString(code);
}
 
RuntimeStatusError::RuntimeStatusError(Status status)
    : std::runtime_error(StatusWhat(status)), status_(std::move(status)) {}
 
GOOGLE_CLOUD_CPP_INLINE_NAMESPACE_END
}  // namespace cloud
}  // namespace google