Apply clang-format with Chromium-style without column limit.

third_party/WebKit/Source/wtf/Assertions.h

 /*
  * Copyright (C) 2003, 2006, 2007 Apple Inc.  All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 74 matching lines @@
    emits a warning when %@ is used in the format string.  Until <rdar://problem/5195437> is resolved we can't include
    the attribute when being used from Objective-C code in case it decides to use %@. */
 #if COMPILER(GCC) && !defined(__OBJC__)
 #define WTF_ATTRIBUTE_PRINTF(formatStringArgument, extraArguments) __attribute__((__format__(printf, formatStringArgument, extraArguments)))
 #else
 #define WTF_ATTRIBUTE_PRINTF(formatStringArgument, extraArguments)
 #endif
 
 /* These helper functions are always declared, but not necessarily always defined if the corresponding function is disabled. */
 
-typedef enum { WTFLogChannelOff, WTFLogChannelOn } WTFLogChannelState;
+typedef enum { WTFLogChannelOff,
+               WTFLogChannelOn } WTFLogChannelState;
 
 typedef struct {
-    WTFLogChannelState state;
+  WTFLogChannelState state;
 } WTFLogChannel;
 
 WTF_EXPORT void WTFReportAssertionFailure(const char* file, int line, const char* function, const char* assertion);
 WTF_EXPORT void WTFReportAssertionFailureWithMessage(const char* file, int line, const char* function, const char* assertion, const char* format, ...) WTF_ATTRIBUTE_PRINTF(5, 6);
 WTF_EXPORT void WTFReportArgumentAssertionFailure(const char* file, int line, const char* function, const char* argName, const char* assertion);
 WTF_EXPORT void WTFReportFatalError(const char* file, int line, const char* function, const char* format, ...) WTF_ATTRIBUTE_PRINTF(4, 5);
 WTF_EXPORT void WTFReportError(const char* file, int line, const char* function, const char* format, ...) WTF_ATTRIBUTE_PRINTF(4, 5);
 WTF_EXPORT void WTFLog(WTFLogChannel*, const char* format, ...) WTF_ATTRIBUTE_PRINTF(2, 3);
 WTF_EXPORT void WTFLogVerbose(const char* file, int line, const char* function, WTFLogChannel*, const char* format, ...) WTF_ATTRIBUTE_PRINTF(5, 6);
 WTF_EXPORT void WTFLogAlways(const char* format, ...) WTF_ATTRIBUTE_PRINTF(1, 2);
 
 WTF_EXPORT void WTFGetBacktrace(void** stack, int* size);
 WTF_EXPORT void WTFReportBacktrace(int framesToShow = 31);
 WTF_EXPORT void WTFPrintBacktrace(void** stack, int size);
 
 namespace WTF {
 
 class WTF_EXPORT FrameToNameScope {
-public:
-    explicit FrameToNameScope(void*);
-    ~FrameToNameScope();
-    const char* nullableName() { return m_name; }
+ public:
+  explicit FrameToNameScope(void*);
+  ~FrameToNameScope();
+  const char* nullableName() { return m_name; }
 
-private:
-    const char* m_name;
-    char* m_cxaDemangled;
+ private:
+  const char* m_name;
+  char* m_cxaDemangled;
 };
 
 // ScopedLogger wraps log messages in parentheses, with indentation proportional
 // to the number of instances. This makes it easy to see the flow of control in
 // the output, particularly when instrumenting recursive functions.
 class WTF_EXPORT ScopedLogger {
-    WTF_MAKE_NONCOPYABLE(ScopedLogger);
-public:
-    // The first message is passed to the constructor.  Additional messages for
-    // the same scope can be added with log(). If condition is false, produce no
-    // output and do not create a scope.
-    ScopedLogger(bool condition, const char* format, ...) WTF_ATTRIBUTE_PRINTF(3, 4);
-    ~ScopedLogger();
-    void log(const char* format, ...) WTF_ATTRIBUTE_PRINTF(2, 3);
+  WTF_MAKE_NONCOPYABLE(ScopedLogger);
 
-private:
-    friend class AssertionsTest;
-    using PrintFunctionPtr = void (*)(const char* format, va_list args);
-    static void setPrintFuncForTests(PrintFunctionPtr p) { m_printFunc = p; } // Note: not thread safe.
+ public:
+  // The first message is passed to the constructor.  Additional messages for
+  // the same scope can be added with log(). If condition is false, produce no
+  // output and do not create a scope.
+  ScopedLogger(bool condition, const char* format, ...) WTF_ATTRIBUTE_PRINTF(3, 4);
+  ~ScopedLogger();
+  void log(const char* format, ...) WTF_ATTRIBUTE_PRINTF(2, 3);
 
-    void init(const char* format, va_list args);
-    void writeNewlineIfNeeded();
-    void indent();
-    void print(const char* format, ...);
-    static ScopedLogger*& current();
+ private:
+  friend class AssertionsTest;
+  using PrintFunctionPtr = void (*)(const char* format, va_list args);
+  static void setPrintFuncForTests(PrintFunctionPtr p) { m_printFunc = p; }  // Note: not thread safe.
 
-    ScopedLogger* const m_parent;
-    bool m_multiline; // The ')' will go on the same line if there is only one entry.
-    static PrintFunctionPtr m_printFunc;
+  void init(const char* format, va_list args);
+  void writeNewlineIfNeeded();
+  void indent();
+  void print(const char* format, ...);
+  static ScopedLogger*& current();
+
+  ScopedLogger* const m_parent;
+  bool m_multiline;  // The ')' will go on the same line if there is only one entry.
+  static PrintFunctionPtr m_printFunc;
 };
 
 #if LOG_DISABLED
-#define WTF_CREATE_SCOPED_LOGGER(...) ((void) 0)
-#define WTF_CREATE_SCOPED_LOGGER_IF(...) ((void) 0)
-#define WTF_APPEND_SCOPED_LOGGER(...) ((void) 0)
+#define WTF_CREATE_SCOPED_LOGGER(...) ((void)0)
+#define WTF_CREATE_SCOPED_LOGGER_IF(...) ((void)0)
+#define WTF_APPEND_SCOPED_LOGGER(...) ((void)0)
 #else
 #define WTF_CREATE_SCOPED_LOGGER(name, ...) ScopedLogger name(true, __VA_ARGS__)
 #define WTF_CREATE_SCOPED_LOGGER_IF(name, condition, ...) ScopedLogger name(condition, __VA_ARGS__)
 #define WTF_APPEND_SCOPED_LOGGER(name, ...) (name.log(__VA_ARGS__))
 #endif
 
-} // namespace WTF
+}  // namespace WTF
 
 using WTF::FrameToNameScope;
 using WTF::ScopedLogger;
 
 /* IMMEDIATE_CRASH() - Like CRASH() below but crashes in the fastest, simplest possible way with no attempt at logging. */
 #ifndef IMMEDIATE_CRASH
 #if COMPILER(GCC) || COMPILER(CLANG)
 #define IMMEDIATE_CRASH() __builtin_trap()
 #else
 #define IMMEDIATE_CRASH() ((void)(*(volatile char*)0 = 0))
 #endif
 #endif
 
 /* CRASH() - Raises a fatal error resulting in program termination and triggering either the debugger or the crash reporter.
 
    Use CRASH() in response to known, unrecoverable errors like out-of-memory.
    Macro is enabled in both debug and release mode.
    To test for unknown errors and verify assumptions, use ASSERT instead, to avoid impacting performance in release builds.
 
    Signals are ignored by the crash reporter on OS X so we must do better.
 */
 #ifndef CRASH
 #if COMPILER(MSVC)
 #define CRASH() (__debugbreak(), IMMEDIATE_CRASH())
 #else
 #define CRASH() \
-    (WTFReportBacktrace(), (*(int*)0xfbadbeef = 0), IMMEDIATE_CRASH())
+  (WTFReportBacktrace(), (*(int*)0xfbadbeef = 0), IMMEDIATE_CRASH())
 #endif
 #endif
 
 #if COMPILER(CLANG)
 #define NO_RETURN_DUE_TO_CRASH NO_RETURN
 #else
 #define NO_RETURN_DUE_TO_CRASH
 #endif
 
 /* BACKTRACE
 
   Print a backtrace to the same location as ASSERT messages.
 */
 #if BACKTRACE_DISABLED
 
 #define BACKTRACE() ((void)0)
 
 #else
 
-#define BACKTRACE() do { \
+#define BACKTRACE()       \
+  do {                    \
     WTFReportBacktrace(); \
-} while (false)
+  } while (false)
 
 #endif
 
 /* ASSERT, ASSERT_NOT_REACHED, ASSERT_UNUSED
 
   These macros are compiled out of release builds.
   Expressions inside them are evaluated in debug builds only.
 */
 #if OS(WIN)
 /* FIXME: Change to use something other than ASSERT to avoid this conflict with the underlying platform */
 #undef ASSERT
 #endif
 
 #if ENABLE(ASSERT)
 
-#define ASSERT(assertion) \
-    (!(assertion) ? \
-        (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion), \
-            CRASH()) : \
-        (void)0)
+#define ASSERT(assertion)                                                                          \
+  (!(assertion) ? (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion), \
+                   CRASH())                                                                        \
+                : (void)0)
 
 #define ASSERT_AT(assertion, file, line, function) \
-    (!(assertion) ? \
-        (WTFReportAssertionFailure(file, line, function, #assertion), CRASH()) : \
-        (void)0)
+  (!(assertion) ? (WTFReportAssertionFailure(file, line, function, #assertion), CRASH()) : (void)0)
 
-#define ASSERT_NOT_REACHED() do { \
+#define ASSERT_NOT_REACHED()                                               \
+  do {                                                                     \
     WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, 0); \
-    CRASH(); \
-} while (0)
+    CRASH();                                                               \
+  } while (0)
 
 #define ASSERT_UNUSED(variable, assertion) ASSERT(assertion)
 
 #define NO_RETURN_DUE_TO_ASSERT NO_RETURN_DUE_TO_CRASH
 
 #else
 
 #define ASSERT(assertion) ((void)0)
 #define ASSERT_AT(assertion, file, line, function) ((void)0)
 #define ASSERT_NOT_REACHED() ((void)0)
 #define NO_RETURN_DUE_TO_ASSERT
 
 #define ASSERT_UNUSED(variable, assertion) ((void)variable)
 
 #endif
 
 /* ASSERT_WITH_SECURITY_IMPLICATION / RELEASE_ASSERT_WITH_SECURITY_IMPLICATION
 
    Use in places where failure of the assertion indicates a possible security
    vulnerability. Classes of these vulnerabilities include bad casts, out of
    bounds accesses, use-after-frees, etc. Please be sure to file bugs for these
    failures using the security template:
       http://code.google.com/p/chromium/issues/entry?template=Security%20Bug
 */
 #ifdef ADDRESS_SANITIZER
 
-#define ASSERT_WITH_SECURITY_IMPLICATION(assertion) \
-    (!(assertion) ? \
-        (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion), \
-            CRASH()) : \
-        (void)0)
+#define ASSERT_WITH_SECURITY_IMPLICATION(assertion)                                                \
+  (!(assertion) ? (WTFReportAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion), \
+                   CRASH())                                                                        \
+                : (void)0)
 
 #define RELEASE_ASSERT_WITH_SECURITY_IMPLICATION(assertion) ASSERT_WITH_SECURITY_IMPLICATION(assertion)
 
 #else
 
 #define ASSERT_WITH_SECURITY_IMPLICATION(assertion) ASSERT(assertion)
 #define RELEASE_ASSERT_WITH_SECURITY_IMPLICATION(assertion) RELEASE_ASSERT(assertion)
 
 #endif
 
 // Users must test "#if ENABLE(SECURITY_ASSERT)", which helps ensure
 // that code testing this macro has included this header.
 #if defined(ADDRESS_SANITIZER) || ENABLE(ASSERT)
 #define ENABLE_SECURITY_ASSERT 1
 #else
 #define ENABLE_SECURITY_ASSERT 0
 #endif
 
 /* ASSERT_WITH_MESSAGE */
 
 #if ASSERT_MSG_DISABLED
 #define ASSERT_WITH_MESSAGE(assertion, ...) ((void)0)
 #else
-#define ASSERT_WITH_MESSAGE(assertion, ...) do \
-    if (!(assertion)) { \
-        WTFReportAssertionFailureWithMessage(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion, __VA_ARGS__); \
-        CRASH(); \
-    } \
-while (0)
+#define ASSERT_WITH_MESSAGE(assertion, ...)                                                                   \
+  do                                                                                                          \
+    if (!(assertion)) {                                                                                       \
+      WTFReportAssertionFailureWithMessage(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion, __VA_ARGS__); \
+      CRASH();                                                                                                \
+    }                                                                                                         \
+  while (0)
 #endif
 
 /* ASSERT_WITH_MESSAGE_UNUSED */
 
 #if ASSERT_MSG_DISABLED
 #define ASSERT_WITH_MESSAGE_UNUSED(variable, assertion, ...) ((void)variable)
 #else
-#define ASSERT_WITH_MESSAGE_UNUSED(variable, assertion, ...) do \
-    if (!(assertion)) { \
-        WTFReportAssertionFailureWithMessage(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion, __VA_ARGS__); \
-        CRASH(); \
-    } \
-while (0)
+#define ASSERT_WITH_MESSAGE_UNUSED(variable, assertion, ...)                                                  \
+  do                                                                                                          \
+    if (!(assertion)) {                                                                                       \
+      WTFReportAssertionFailureWithMessage(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #assertion, __VA_ARGS__); \
+      CRASH();                                                                                                \
+    }                                                                                                         \
+  while (0)
 #endif
 
 /* ASSERT_ARG */
 
 #if ASSERT_ARG_DISABLED
 
 #define ASSERT_ARG(argName, assertion) ((void)0)
 
 #else
 
-#define ASSERT_ARG(argName, assertion) do \
-    if (!(assertion)) { \
-        WTFReportArgumentAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #argName, #assertion); \
-        CRASH(); \
-    } \
-while (0)
+#define ASSERT_ARG(argName, assertion)                                                                  \
+  do                                                                                                    \
+    if (!(assertion)) {                                                                                 \
+      WTFReportArgumentAssertionFailure(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, #argName, #assertion); \
+      CRASH();                                                                                          \
+    }                                                                                                   \
+  while (0)
 
 #endif
 
 /* FATAL */
 
 #if FATAL_DISABLED
 #define FATAL(...) ((void)0)
 #else
-#define FATAL(...) do { \
+#define FATAL(...)                                                             \
+  do {                                                                         \
     WTFReportFatalError(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, __VA_ARGS__); \
-    CRASH(); \
-} while (0)
+    CRASH();                                                                   \
+  } while (0)
 #endif
 
 /* WTF_LOG_ERROR */
 
 #if ERROR_DISABLED
 #define WTF_LOG_ERROR(...) ((void)0)
 #else
 #define WTF_LOG_ERROR(...) WTFReportError(__FILE__, __LINE__, WTF_PRETTY_FUNCTION, __VA_ARGS__)
 #endif
 
 /* WTF_LOG */
 
 #if LOG_DISABLED
 #define WTF_LOG(channel, ...) ((void)0)
 #else
 #define WTF_LOG(channel, ...) WTFLog(&JOIN_LOG_CHANNEL_WITH_PREFIX(LOG_CHANNEL_PREFIX, channel), __VA_ARGS__)
 #define JOIN_LOG_CHANNEL_WITH_PREFIX(prefix, channel) JOIN_LOG_CHANNEL_WITH_PREFIX_LEVEL_2(prefix, channel)
-#define JOIN_LOG_CHANNEL_WITH_PREFIX_LEVEL_2(prefix, channel) prefix ## channel
+#define JOIN_LOG_CHANNEL_WITH_PREFIX_LEVEL_2(prefix, channel) prefix##channel
 #endif
 
 /* UNREACHABLE_FOR_PLATFORM */
 
 #if COMPILER(CLANG)
 /* This would be a macro except that its use of #pragma works best around
    a function. Hence it uses macro naming convention. */
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wmissing-noreturn"
-static inline void UNREACHABLE_FOR_PLATFORM()
-{
-    ASSERT_NOT_REACHED();
+static inline void UNREACHABLE_FOR_PLATFORM() {
+  ASSERT_NOT_REACHED();
 }
 #pragma clang diagnostic pop
 #else
 #define UNREACHABLE_FOR_PLATFORM() ASSERT_NOT_REACHED()
 #endif
 
 /* RELEASE_ASSERT
 
    Use in places where failure of an assertion indicates a definite security
    vulnerability from which execution must not continue even in a release build.
    Please sure to file bugs for these failures using the security template:
       http://code.google.com/p/chromium/issues/entry?template=Security%20Bug
 */
 
 #if ENABLE(ASSERT)
 #define RELEASE_ASSERT(assertion) ASSERT(assertion)
 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) ASSERT_WITH_MESSAGE(assertion, __VA_ARGS__)
 #define RELEASE_ASSERT_NOT_REACHED() ASSERT_NOT_REACHED()
 #else
 #define RELEASE_ASSERT(assertion) (UNLIKELY(!(assertion)) ? (IMMEDIATE_CRASH()) : (void)0)
 #define RELEASE_ASSERT_WITH_MESSAGE(assertion, ...) RELEASE_ASSERT(assertion)
 #define RELEASE_ASSERT_NOT_REACHED() IMMEDIATE_CRASH()
 #endif
 
 /* DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES */
 
 // Allow equality comparisons of Objects by reference or pointer, interchangeably.
 // This can be only used on types whose equality makes no other sense than pointer equality.
-#define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType) \
-    inline bool operator==(const thisType& a, const thisType& b) { return &a == &b; } \
-    inline bool operator==(const thisType& a, const thisType* b) { return &a == b; } \
-    inline bool operator==(const thisType* a, const thisType& b) { return a == &b; } \
-    inline bool operator!=(const thisType& a, const thisType& b) { return !(a == b); } \
-    inline bool operator!=(const thisType& a, const thisType* b) { return !(a == b); } \
-    inline bool operator!=(const thisType* a, const thisType& b) { return !(a == b); }
+#define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType)                        \
+  inline bool operator==(const thisType& a, const thisType& b) { return &a == &b; }  \
+  inline bool operator==(const thisType& a, const thisType* b) { return &a == b; }   \
+  inline bool operator==(const thisType* a, const thisType& b) { return a == &b; }   \
+  inline bool operator!=(const thisType& a, const thisType& b) { return !(a == b); } \
+  inline bool operator!=(const thisType& a, const thisType* b) { return !(a == b); } \
+  inline bool operator!=(const thisType* a, const thisType& b) { return !(a == b); }
 
-#define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES_REFCOUNTED(thisType) \
-    DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType) \
-    inline bool operator==(const PassRefPtr<thisType>& a, const thisType& b) { return a.get() == &b; } \
-    inline bool operator==(const thisType& a, const PassRefPtr<thisType>& b) { return &a == b.get(); } \
-    inline bool operator!=(const PassRefPtr<thisType>& a, const thisType& b) { return !(a == b); } \
-    inline bool operator!=(const thisType& a, const PassRefPtr<thisType>& b) { return !(a == b); }
+#define DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES_REFCOUNTED(thisType)                             \
+  DEFINE_COMPARISON_OPERATORS_WITH_REFERENCES(thisType)                                              \
+  inline bool operator==(const PassRefPtr<thisType>& a, const thisType& b) { return a.get() == &b; } \
+  inline bool operator==(const thisType& a, const PassRefPtr<thisType>& b) { return &a == b.get(); } \
+  inline bool operator!=(const PassRefPtr<thisType>& a, const thisType& b) { return !(a == b); }     \
+  inline bool operator!=(const thisType& a, const PassRefPtr<thisType>& b) { return !(a == b); }
 
 /* DEFINE_TYPE_CASTS */
 
 #define DEFINE_TYPE_CASTS(thisType, argumentType, argumentName, pointerPredicate, referencePredicate) \
-inline thisType* to##thisType(argumentType* argumentName) \
-{ \
-    ASSERT_WITH_SECURITY_IMPLICATION(!argumentName || (pointerPredicate)); \
-    return static_cast<thisType*>(argumentName); \
-} \
-inline const thisType* to##thisType(const argumentType* argumentName) \
-{ \
-    ASSERT_WITH_SECURITY_IMPLICATION(!argumentName || (pointerPredicate)); \
-    return static_cast<const thisType*>(argumentName); \
-} \
-inline thisType& to##thisType(argumentType& argumentName) \
-{ \
-    ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate); \
-    return static_cast<thisType&>(argumentName); \
-} \
-inline const thisType& to##thisType(const argumentType& argumentName) \
-{ \
-    ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate); \
-    return static_cast<const thisType&>(argumentName); \
-} \
-void to##thisType(const thisType*); \
-void to##thisType(const thisType&)
+  inline thisType* to##thisType(argumentType* argumentName) {                                         \
+    ASSERT_WITH_SECURITY_IMPLICATION(!argumentName || (pointerPredicate));                            \
+    return static_cast<thisType*>(argumentName);                                                      \
+  }                                                                                                   \
+  inline const thisType* to##thisType(const argumentType* argumentName) {                             \
+    ASSERT_WITH_SECURITY_IMPLICATION(!argumentName || (pointerPredicate));                            \
+    return static_cast<const thisType*>(argumentName);                                                \
+  }                                                                                                   \
+  inline thisType& to##thisType(argumentType& argumentName) {                                         \
+    ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate);                                             \
+    return static_cast<thisType&>(argumentName);                                                      \
+  }                                                                                                   \
+  inline const thisType& to##thisType(const argumentType& argumentName) {                             \
+    ASSERT_WITH_SECURITY_IMPLICATION(referencePredicate);                                             \
+    return static_cast<const thisType&>(argumentName);                                                \
+  }                                                                                                   \
+  void to##thisType(const thisType*);                                                                 \
+  void to##thisType(const thisType&)
 
 #endif /* WTF_Assertions_h */