1// Copyright 2020 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef INCLUDE_CPPGC_INTERNAL_LOGGING_H_
6#define INCLUDE_CPPGC_INTERNAL_LOGGING_H_
7
8#include "cppgc/source-location.h"
9#include "v8config.h"  // NOLINT(build/include_directory)
10
11namespace cppgc {
12namespace internal {
13
14void V8_EXPORT DCheckImpl(const char*,
15                          const SourceLocation& = SourceLocation::Current());
16[[noreturn]] void V8_EXPORT
17FatalImpl(const char*, const SourceLocation& = SourceLocation::Current());
18
19// Used to ignore -Wunused-variable.
20template <typename>
21struct EatParams {};
22
23#if defined(DEBUG)
24#define CPPGC_DCHECK_MSG(condition, message)  \
25  do {                                        \
26    if (V8_UNLIKELY(!(condition))) {          \
27      ::cppgc::internal::DCheckImpl(message); \
28    }                                         \
29  } while (false)
30#else  // !defined(DEBUG)
31#define CPPGC_DCHECK_MSG(condition, message)                \
32  (static_cast<void>(::cppgc::internal::EatParams<decltype( \
33                         static_cast<void>(condition), message)>{}))
34#endif  // !defined(DEBUG)
35
36#define CPPGC_DCHECK(condition) CPPGC_DCHECK_MSG(condition, #condition)
37
38#define CPPGC_CHECK_MSG(condition, message)  \
39  do {                                       \
40    if (V8_UNLIKELY(!(condition))) {         \
41      ::cppgc::internal::FatalImpl(message); \
42    }                                        \
43  } while (false)
44
45#define CPPGC_CHECK(condition) CPPGC_CHECK_MSG(condition, #condition)
46
47}  // namespace internal
48}  // namespace cppgc
49
50#endif  // INCLUDE_CPPGC_INTERNAL_LOGGING_H_
51