src/cpp/util/error_details.cc

/*
 *
 * Copyright 2017, Google Inc.
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 * modification, are permitted provided that the following conditions are
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 *
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 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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#include <grpc++/support/error_details.h>

#include "src/proto/grpc/status/status.pb.h"

namespace grpc {

Status ExtractErrorDetails(const Status& from, ::google::rpc::Status* to) {
  if (to == nullptr) {
    return Status(StatusCode::FAILED_PRECONDITION, "");
  }
  if (!to->ParseFromString(from.error_details())) {
    return Status(StatusCode::INVALID_ARGUMENT, "");
  }
  return Status::OK;
}

Status SetErrorDetails(const ::google::rpc::Status& from, Status* to) {
  if (to == nullptr) {
    return Status(StatusCode::FAILED_PRECONDITION, "");
  }
  StatusCode code = StatusCode::UNKNOWN;
  if (from.code() >= StatusCode::OK && from.code() <= StatusCode::DATA_LOSS) {
    code = static_cast<StatusCode>(from.code());
  }
  *to = Status(code, from.message(), from.SerializeAsString());
  return Status::OK;
}

}  // namespace grpc