blob: 7b14e5dd0cb3d39686112125fce53304a4920c64 [file] [log] [blame]
// Copyright (c) 2022 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <utility>
#include "absl/base/optimization.h"
#include "absl/status/status.h"
#include "absl/strings/str_cat.h"
namespace quiche {
// A simplified version of the standard google3 "return if error" macro. Unlike
// the standard version, this does not come with a StatusBuilder support; the
// AppendToStatus() function below is meant to partially fill that gap.
#define QUICHE_RETURN_IF_ERROR(expr) \
do { \
absl::Status quiche_status_macro_value = (expr); \
if (ABSL_PREDICT_FALSE(!quiche_status_macro_value.ok())) { \
return quiche_status_macro_value; \
} \
} while (0)
// Copies absl::Status payloads from `original` to `target`; required to copy a
// status correctly.
inline void CopyStatusPayloads(const absl::Status& original,
absl::Status& target) {
original.ForEachPayload([&](absl::string_view key, const absl::Cord& value) {
target.SetPayload(key, value);
// Appends additional into to a status message if the status message is
// an error.
template <typename... T>
absl::Status AppendToStatus(absl::Status input, T&&... args) {
if (ABSL_PREDICT_TRUE(input.ok())) {
return input;
absl::Status result = absl::Status(
input.code(), absl::StrCat(input.message(), std::forward<T>(args)...));
CopyStatusPayloads(input, result);
return result;
} // namespace quiche