1// Copyright 2017 The Abseil Authors.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// https://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15#include "absl/types/bad_variant_access.h"
16
17#ifndef ABSL_USES_STD_VARIANT
18
19#include <cstdlib>
20#include <stdexcept>
21
22#include "absl/base/config.h"
23#include "absl/base/internal/raw_logging.h"
24
25namespace absl {
26ABSL_NAMESPACE_BEGIN
27
28//////////////////////////
29// [variant.bad.access] //
30//////////////////////////
31
32bad_variant_access::~bad_variant_access() = default;
33
34const char* bad_variant_access::what() const noexcept {
35 return "Bad variant access";
36}
37
38namespace variant_internal {
39
40void ThrowBadVariantAccess() {
41#ifdef ABSL_HAVE_EXCEPTIONS
42 throw bad_variant_access();
43#else
44 ABSL_RAW_LOG(FATAL, "Bad variant access");
45 abort(); // TODO(calabrese) Remove once RAW_LOG FATAL is noreturn.
46#endif
47}
48
49void Rethrow() {
50#ifdef ABSL_HAVE_EXCEPTIONS
51 throw;
52#else
53 ABSL_RAW_LOG(FATAL,
54 "Internal error in absl::variant implementation. Attempted to "
55 "rethrow an exception when building with exceptions disabled.");
56 abort(); // TODO(calabrese) Remove once RAW_LOG FATAL is noreturn.
57#endif
58}
59
60} // namespace variant_internal
61ABSL_NAMESPACE_END
62} // namespace absl
63
64#endif // ABSL_USES_STD_VARIANT
65

Provided by KDAB

Privacy Policy
Learn more about Flutter for embedded and desktop on industrialflutter.com

source code of flutter_engine/third_party/abseil-cpp/absl/types/bad_variant_access.cc