diff --git a/3party/fmt/fmt/format.h b/3party/fmt/fmt/format.h index 431d00b..3b5a18e 100644 --- a/3party/fmt/fmt/format.h +++ b/3party/fmt/fmt/format.h @@ -38,274 +38,267 @@ #include #include #include +#include // for std::pair #include -#include // for std::pair #undef FMT_INCLUDE // The fmt library version in the form major * 10000 + minor * 100 + patch. #define FMT_VERSION 40100 #if defined(__has_include) -# define FMT_HAS_INCLUDE(x) __has_include(x) +#define FMT_HAS_INCLUDE(x) __has_include(x) #else -# define FMT_HAS_INCLUDE(x) 0 +#define FMT_HAS_INCLUDE(x) 0 #endif -#if (FMT_HAS_INCLUDE() && __cplusplus > 201402L) || \ - (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) -# include -# define FMT_HAS_STRING_VIEW 1 +#if (FMT_HAS_INCLUDE() && __cplusplus > 201402L) \ + || (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910) +#include +#define FMT_HAS_STRING_VIEW 1 #else -# define FMT_HAS_STRING_VIEW 0 +#define FMT_HAS_STRING_VIEW 0 #endif #if defined _SECURE_SCL && _SECURE_SCL -# define FMT_SECURE_SCL _SECURE_SCL +#define FMT_SECURE_SCL _SECURE_SCL #else -# define FMT_SECURE_SCL 0 +#define FMT_SECURE_SCL 0 #endif #if FMT_SECURE_SCL -# include +#include #endif #ifdef _MSC_VER -# define FMT_MSC_VER _MSC_VER +#define FMT_MSC_VER _MSC_VER #else -# define FMT_MSC_VER 0 +#define FMT_MSC_VER 0 #endif #if FMT_MSC_VER && FMT_MSC_VER <= 1500 typedef unsigned __int32 uint32_t; typedef unsigned __int64 uint64_t; -typedef __int64 intmax_t; +typedef __int64 intmax_t; #else #include #endif #if !defined(FMT_HEADER_ONLY) && defined(_WIN32) -# ifdef FMT_EXPORT -# define FMT_API __declspec(dllexport) -# elif defined(FMT_SHARED) -# define FMT_API __declspec(dllimport) -# endif +#ifdef FMT_EXPORT +#define FMT_API __declspec(dllexport) +#elif defined(FMT_SHARED) +#define FMT_API __declspec(dllimport) +#endif #endif #ifndef FMT_API -# define FMT_API +#define FMT_API #endif #ifdef __GNUC__ -# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) -# define FMT_GCC_EXTENSION __extension__ -# if FMT_GCC_VERSION >= 406 -# pragma GCC diagnostic push +#define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#define FMT_GCC_EXTENSION __extension__ +#if FMT_GCC_VERSION >= 406 +#pragma GCC diagnostic push // Disable the warning about "long long" which is sometimes reported even // when using __extension__. -# pragma GCC diagnostic ignored "-Wlong-long" +#pragma GCC diagnostic ignored "-Wlong-long" // Disable the warning about declaration shadowing because it affects too // many valid cases. -# pragma GCC diagnostic ignored "-Wshadow" +#pragma GCC diagnostic ignored "-Wshadow" // Disable the warning about implicit conversions that may change the sign of // an integer; silencing it otherwise would require many explicit casts. -# pragma GCC diagnostic ignored "-Wsign-conversion" -# endif -# if __cplusplus >= 201103L || defined __GXX_EXPERIMENTAL_CXX0X__ -# define FMT_HAS_GXX_CXX11 1 -# endif +#pragma GCC diagnostic ignored "-Wsign-conversion" +#endif +#if __cplusplus >= 201103L || defined __GXX_EXPERIMENTAL_CXX0X__ +#define FMT_HAS_GXX_CXX11 1 +#endif #else -# define FMT_GCC_VERSION 0 -# define FMT_GCC_EXTENSION -# define FMT_HAS_GXX_CXX11 0 +#define FMT_GCC_VERSION 0 +#define FMT_GCC_EXTENSION +#define FMT_HAS_GXX_CXX11 0 #endif #if defined(__INTEL_COMPILER) -# define FMT_ICC_VERSION __INTEL_COMPILER +#define FMT_ICC_VERSION __INTEL_COMPILER #elif defined(__ICL) -# define FMT_ICC_VERSION __ICL +#define FMT_ICC_VERSION __ICL #endif #if defined(__clang__) && !defined(FMT_ICC_VERSION) -# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) -# pragma clang diagnostic push -# pragma clang diagnostic ignored "-Wdocumentation-unknown-command" -# pragma clang diagnostic ignored "-Wpadded" +#define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wdocumentation-unknown-command" +#pragma clang diagnostic ignored "-Wpadded" #endif #ifdef __GNUC_LIBSTD__ -# define FMT_GNUC_LIBSTD_VERSION (__GNUC_LIBSTD__ * 100 + __GNUC_LIBSTD_MINOR__) +#define FMT_GNUC_LIBSTD_VERSION (__GNUC_LIBSTD__ * 100 + __GNUC_LIBSTD_MINOR__) #endif #ifdef __has_feature -# define FMT_HAS_FEATURE(x) __has_feature(x) +#define FMT_HAS_FEATURE(x) __has_feature(x) #else -# define FMT_HAS_FEATURE(x) 0 +#define FMT_HAS_FEATURE(x) 0 #endif #ifdef __has_builtin -# define FMT_HAS_BUILTIN(x) __has_builtin(x) +#define FMT_HAS_BUILTIN(x) __has_builtin(x) #else -# define FMT_HAS_BUILTIN(x) 0 +#define FMT_HAS_BUILTIN(x) 0 #endif #ifdef __has_cpp_attribute -# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) #else -# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#define FMT_HAS_CPP_ATTRIBUTE(x) 0 #endif #if FMT_HAS_CPP_ATTRIBUTE(maybe_unused) -# define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED +#define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED // VC++ 1910 support /std: option and that will set _MSVC_LANG macro // Clang with Microsoft CodeGen doesn't define _MSVC_LANG macro #elif defined(_MSVC_LANG) && _MSVC_LANG > 201402 && _MSC_VER >= 1910 -# define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED +#define FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED #endif #ifdef FMT_HAS_CXX17_ATTRIBUTE_MAYBE_UNUSED // # define FMT_MAYBE_UNUSED [[maybe_unused]] -# define FMT_MAYBE_UNUSED +#define FMT_MAYBE_UNUSED // g++/clang++ also support [[gnu::unused]]. However, we don't use it. #elif defined(__GNUC__) -# define FMT_MAYBE_UNUSED __attribute__((unused)) +#define FMT_MAYBE_UNUSED __attribute__((unused)) #else -# define FMT_MAYBE_UNUSED +#define FMT_MAYBE_UNUSED #endif // Use the compiler's attribute noreturn #if defined(__MINGW32__) || defined(__MINGW64__) -# define FMT_NORETURN __attribute__((noreturn)) +#define FMT_NORETURN __attribute__((noreturn)) #elif FMT_HAS_CPP_ATTRIBUTE(noreturn) && __cplusplus >= 201103L -# define FMT_NORETURN [[noreturn]] +#define FMT_NORETURN [[noreturn]] #else -# define FMT_NORETURN +#define FMT_NORETURN #endif #ifndef FMT_USE_VARIADIC_TEMPLATES // Variadic templates are available in GCC since version 4.4 // (http://gcc.gnu.org/projects/cxx0x.html) and in Visual C++ // since version 2013. -# define FMT_USE_VARIADIC_TEMPLATES \ - (FMT_HAS_FEATURE(cxx_variadic_templates) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800) +#define FMT_USE_VARIADIC_TEMPLATES \ + (FMT_HAS_FEATURE(cxx_variadic_templates) || (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800) #endif #ifndef FMT_USE_RVALUE_REFERENCES // Don't use rvalue references when compiling with clang and an old libstdc++ // as the latter doesn't provide std::move. -# if defined(FMT_GNUC_LIBSTD_VERSION) && FMT_GNUC_LIBSTD_VERSION <= 402 -# define FMT_USE_RVALUE_REFERENCES 0 -# else -# define FMT_USE_RVALUE_REFERENCES \ - (FMT_HAS_FEATURE(cxx_rvalue_references) || \ - (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1600) -# endif +#if defined(FMT_GNUC_LIBSTD_VERSION) && FMT_GNUC_LIBSTD_VERSION <= 402 +#define FMT_USE_RVALUE_REFERENCES 0 +#else +#define FMT_USE_RVALUE_REFERENCES \ + (FMT_HAS_FEATURE(cxx_rvalue_references) || (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1600) +#endif #endif #if __cplusplus >= 201103L || FMT_MSC_VER >= 1700 -# define FMT_USE_ALLOCATOR_TRAITS 1 +#define FMT_USE_ALLOCATOR_TRAITS 1 #else -# define FMT_USE_ALLOCATOR_TRAITS 0 +#define FMT_USE_ALLOCATOR_TRAITS 0 #endif // Check if exceptions are disabled. #if defined(__GNUC__) && !defined(__EXCEPTIONS) -# define FMT_EXCEPTIONS 0 +#define FMT_EXCEPTIONS 0 #endif #if FMT_MSC_VER && !_HAS_EXCEPTIONS -# define FMT_EXCEPTIONS 0 +#define FMT_EXCEPTIONS 0 #endif #ifndef FMT_EXCEPTIONS -# define FMT_EXCEPTIONS 1 +#define FMT_EXCEPTIONS 1 #endif #ifndef FMT_THROW -# if FMT_EXCEPTIONS -# define FMT_THROW(x) throw x -# else -# define FMT_THROW(x) assert(false) -# endif +#if FMT_EXCEPTIONS +#define FMT_THROW(x) throw x +#else +#define FMT_THROW(x) assert(false) +#endif #endif // Define FMT_USE_NOEXCEPT to make fmt use noexcept (C++11 feature). #ifndef FMT_USE_NOEXCEPT -# define FMT_USE_NOEXCEPT 0 +#define FMT_USE_NOEXCEPT 0 #endif -#if FMT_USE_NOEXCEPT || FMT_HAS_FEATURE(cxx_noexcept) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1900 -# define FMT_DETECTED_NOEXCEPT noexcept +#if FMT_USE_NOEXCEPT || FMT_HAS_FEATURE(cxx_noexcept) || (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) \ + || FMT_MSC_VER >= 1900 +#define FMT_DETECTED_NOEXCEPT noexcept #else -# define FMT_DETECTED_NOEXCEPT throw() +#define FMT_DETECTED_NOEXCEPT throw() #endif #ifndef FMT_NOEXCEPT -# if FMT_EXCEPTIONS -# define FMT_NOEXCEPT FMT_DETECTED_NOEXCEPT -# else -# define FMT_NOEXCEPT -# endif +#if FMT_EXCEPTIONS +#define FMT_NOEXCEPT FMT_DETECTED_NOEXCEPT +#else +#define FMT_NOEXCEPT +#endif #endif // This is needed because GCC still uses throw() in its headers when exceptions // are disabled. #if FMT_GCC_VERSION -# define FMT_DTOR_NOEXCEPT FMT_DETECTED_NOEXCEPT +#define FMT_DTOR_NOEXCEPT FMT_DETECTED_NOEXCEPT #else -# define FMT_DTOR_NOEXCEPT FMT_NOEXCEPT +#define FMT_DTOR_NOEXCEPT FMT_NOEXCEPT #endif #ifndef FMT_OVERRIDE -# if (defined(FMT_USE_OVERRIDE) && FMT_USE_OVERRIDE) || FMT_HAS_FEATURE(cxx_override) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1900 -# define FMT_OVERRIDE override -# else -# define FMT_OVERRIDE -# endif +#if (defined(FMT_USE_OVERRIDE) && FMT_USE_OVERRIDE) || FMT_HAS_FEATURE(cxx_override) \ + || (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1900 +#define FMT_OVERRIDE override +#else +#define FMT_OVERRIDE +#endif #endif #ifndef FMT_NULL -# if FMT_HAS_FEATURE(cxx_nullptr) || \ - (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || \ - FMT_MSC_VER >= 1600 -# define FMT_NULL nullptr -# else -# define FMT_NULL NULL -# endif +#if FMT_HAS_FEATURE(cxx_nullptr) || (FMT_GCC_VERSION >= 408 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1600 +#define FMT_NULL nullptr +#else +#define FMT_NULL NULL +#endif #endif // A macro to disallow the copy constructor and operator= functions // This should be used in the private: declarations for a class #ifndef FMT_USE_DELETED_FUNCTIONS -# define FMT_USE_DELETED_FUNCTIONS 0 +#define FMT_USE_DELETED_FUNCTIONS 0 #endif -#if FMT_USE_DELETED_FUNCTIONS || FMT_HAS_FEATURE(cxx_deleted_functions) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 -# define FMT_DELETED_OR_UNDEFINED = delete -# define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ - TypeName(const TypeName&) = delete; \ - TypeName& operator=(const TypeName&) = delete +#if FMT_USE_DELETED_FUNCTIONS || FMT_HAS_FEATURE(cxx_deleted_functions) \ + || (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 +#define FMT_DELETED_OR_UNDEFINED = delete +#define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ + TypeName(const TypeName &) = delete; \ + TypeName &operator=(const TypeName &) = delete #else -# define FMT_DELETED_OR_UNDEFINED -# define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ - TypeName(const TypeName&); \ - TypeName& operator=(const TypeName&) +#define FMT_DELETED_OR_UNDEFINED +#define FMT_DISALLOW_COPY_AND_ASSIGN(TypeName) \ + TypeName(const TypeName &); \ + TypeName &operator=(const TypeName &) #endif #ifndef FMT_USE_DEFAULTED_FUNCTIONS -# define FMT_USE_DEFAULTED_FUNCTIONS 0 +#define FMT_USE_DEFAULTED_FUNCTIONS 0 #endif #ifndef FMT_DEFAULTED_COPY_CTOR -# if FMT_USE_DEFAULTED_FUNCTIONS || FMT_HAS_FEATURE(cxx_defaulted_functions) || \ - (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 -# define FMT_DEFAULTED_COPY_CTOR(TypeName) \ - TypeName(const TypeName&) = default; -# else -# define FMT_DEFAULTED_COPY_CTOR(TypeName) -# endif +#if FMT_USE_DEFAULTED_FUNCTIONS || FMT_HAS_FEATURE(cxx_defaulted_functions) \ + || (FMT_GCC_VERSION >= 404 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1800 +#define FMT_DEFAULTED_COPY_CTOR(TypeName) TypeName(const TypeName &) = default; +#else +#define FMT_DEFAULTED_COPY_CTOR(TypeName) +#endif #endif #ifndef FMT_USE_USER_DEFINED_LITERALS @@ -313,41 +306,39 @@ typedef __int64 intmax_t; // makes the fmt::literals implementation easier. However, an explicit check // for variadic templates is added here just in case. // For Intel's compiler both it and the system gcc/msc must support UDLs. -# if FMT_USE_VARIADIC_TEMPLATES && FMT_USE_RVALUE_REFERENCES && \ - (FMT_HAS_FEATURE(cxx_user_literals) || \ - (FMT_GCC_VERSION >= 407 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1900) && \ - (!defined(FMT_ICC_VERSION) || FMT_ICC_VERSION >= 1500) -# define FMT_USE_USER_DEFINED_LITERALS 1 -# else -# define FMT_USE_USER_DEFINED_LITERALS 0 -# endif +#if FMT_USE_VARIADIC_TEMPLATES && FMT_USE_RVALUE_REFERENCES \ + && (FMT_HAS_FEATURE(cxx_user_literals) || (FMT_GCC_VERSION >= 407 && FMT_HAS_GXX_CXX11) || FMT_MSC_VER >= 1900) \ + && (!defined(FMT_ICC_VERSION) || FMT_ICC_VERSION >= 1500) +#define FMT_USE_USER_DEFINED_LITERALS 1 +#else +#define FMT_USE_USER_DEFINED_LITERALS 0 +#endif #endif #ifndef FMT_USE_EXTERN_TEMPLATES -# define FMT_USE_EXTERN_TEMPLATES \ - (FMT_CLANG_VERSION >= 209 || (FMT_GCC_VERSION >= 303 && FMT_HAS_GXX_CXX11)) +#define FMT_USE_EXTERN_TEMPLATES (FMT_CLANG_VERSION >= 209 || (FMT_GCC_VERSION >= 303 && FMT_HAS_GXX_CXX11)) #endif #ifdef FMT_HEADER_ONLY // If header only do not use extern templates. -# undef FMT_USE_EXTERN_TEMPLATES -# define FMT_USE_EXTERN_TEMPLATES 0 +#undef FMT_USE_EXTERN_TEMPLATES +#define FMT_USE_EXTERN_TEMPLATES 0 #endif #ifndef FMT_ASSERT -# define FMT_ASSERT(condition, message) assert((condition) && message) +#define FMT_ASSERT(condition, message) assert((condition) && message) #endif // __builtin_clz is broken in clang with Microsoft CodeGen: // https://github.com/fmtlib/fmt/issues/519 #ifndef _MSC_VER -# if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clz) -# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) -# endif +#if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clz) +#define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +#endif -# if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clzll) -# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -# endif +#if FMT_GCC_VERSION >= 400 || FMT_HAS_BUILTIN(__builtin_clzll) +#define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +#endif #endif // Some compilers masquerade as both MSVC and GCC-likes or @@ -355,130 +346,165 @@ typedef __int64 intmax_t; // only define FMT_BUILTIN_CLZ using the MSVC intrinsics // if the clz and clzll builtins are not available. #if FMT_MSC_VER && !defined(FMT_BUILTIN_CLZLL) && !defined(_MANAGED) -# include // _BitScanReverse, _BitScanReverse64 +#include // _BitScanReverse, _BitScanReverse64 namespace fmt { namespace internal { // avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning -# ifndef __clang__ -# pragma intrinsic(_BitScanReverse) -# endif -inline uint32_t clz(uint32_t x) { - unsigned long r = 0; - _BitScanReverse(&r, x); +#ifndef __clang__ +#pragma intrinsic(_BitScanReverse) +#endif +inline uint32_t +clz(uint32_t x) +{ + unsigned long r = 0; + _BitScanReverse(&r, x); - assert(x != 0); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. -# pragma warning(suppress: 6102) - return 31 - r; + assert(x != 0); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. +#pragma warning(suppress : 6102) + return 31 - r; } -# define FMT_BUILTIN_CLZ(n) fmt::internal::clz(n) + +#define FMT_BUILTIN_CLZ(n) fmt::internal::clz(n) // avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning -# if defined(_WIN64) && !defined(__clang__) -# pragma intrinsic(_BitScanReverse64) -# endif +#if defined(_WIN64) && !defined(__clang__) +#pragma intrinsic(_BitScanReverse64) +#endif -inline uint32_t clzll(uint64_t x) { - unsigned long r = 0; -# ifdef _WIN64 - _BitScanReverse64(&r, x); -# else - // Scan the high 32 bits. - if (_BitScanReverse(&r, static_cast(x >> 32))) - return 63 - (r + 32); +inline uint32_t +clzll(uint64_t x) +{ + unsigned long r = 0; +#ifdef _WIN64 + _BitScanReverse64(&r, x); +#else + // Scan the high 32 bits. + if (_BitScanReverse(&r, static_cast(x >> 32))) return 63 - (r + 32); - // Scan the low 32 bits. - _BitScanReverse(&r, static_cast(x)); -# endif + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast(x)); +#endif - assert(x != 0); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. -# pragma warning(suppress: 6102) - return 63 - r; -} -# define FMT_BUILTIN_CLZLL(n) fmt::internal::clzll(n) -} + assert(x != 0); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. +#pragma warning(suppress : 6102) + return 63 - r; } + +#define FMT_BUILTIN_CLZLL(n) fmt::internal::clzll(n) +}// namespace internal +}// namespace fmt #endif namespace fmt { namespace internal { struct DummyInt { - int data[2]; - operator int() const { return 0; } + int data[2]; + + operator int() const { return 0; } }; + typedef std::numeric_limits FPUtil; // Dummy implementations of system functions such as signbit and ecvt called // if the latter are not available. -inline DummyInt signbit(...) { return DummyInt(); } -inline DummyInt _ecvt_s(...) { return DummyInt(); } -inline DummyInt isinf(...) { return DummyInt(); } -inline DummyInt _finite(...) { return DummyInt(); } -inline DummyInt isnan(...) { return DummyInt(); } -inline DummyInt _isnan(...) { return DummyInt(); } +inline DummyInt +signbit(...) +{ + return DummyInt(); +} + +inline DummyInt +_ecvt_s(...) +{ + return DummyInt(); +} + +inline DummyInt +isinf(...) +{ + return DummyInt(); +} + +inline DummyInt +_finite(...) +{ + return DummyInt(); +} + +inline DummyInt +isnan(...) +{ + return DummyInt(); +} + +inline DummyInt +_isnan(...) +{ + return DummyInt(); +} // A helper function to suppress bogus "conditional expression is constant" // warnings. -template -inline T const_check(T value) { return value; } +template +inline T +const_check(T value) +{ + return value; } -} // namespace fmt +}// namespace internal +}// namespace fmt namespace std { // Standard permits specialization of std::numeric_limits. This specialization // is used to resolve ambiguity between isinf and std::isinf in glibc: // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48891 // and the same for isnan and signbit. -template <> -class numeric_limits : - public std::numeric_limits { - public: - // Portable version of isinf. - template - static bool isinfinity(T x) { - using namespace fmt::internal; - // The resolution "priority" is: - // isinf macro > std::isinf > ::isinf > fmt::internal::isinf - if (const_check(sizeof(isinf(x)) == sizeof(bool) || - sizeof(isinf(x)) == sizeof(int))) { - return isinf(x) != 0; +template<> +class numeric_limits : public std::numeric_limits { +public: + // Portable version of isinf. + template + static bool isinfinity(T x) + { + using namespace fmt::internal; + // The resolution "priority" is: + // isinf macro > std::isinf > ::isinf > fmt::internal::isinf + if (const_check(sizeof(isinf(x)) == sizeof(bool) || sizeof(isinf(x)) == sizeof(int))) { return isinf(x) != 0; } + return !_finite(static_cast(x)); } - return !_finite(static_cast(x)); - } - // Portable version of isnan. - template - static bool isnotanumber(T x) { - using namespace fmt::internal; - if (const_check(sizeof(isnan(x)) == sizeof(bool) || - sizeof(isnan(x)) == sizeof(int))) { - return isnan(x) != 0; + // Portable version of isnan. + template + static bool isnotanumber(T x) + { + using namespace fmt::internal; + if (const_check(sizeof(isnan(x)) == sizeof(bool) || sizeof(isnan(x)) == sizeof(int))) { return isnan(x) != 0; } + return _isnan(static_cast(x)) != 0; } - return _isnan(static_cast(x)) != 0; - } - // Portable version of signbit. - static bool isnegative(double x) { - using namespace fmt::internal; - if (const_check(sizeof(signbit(x)) == sizeof(bool) || - sizeof(signbit(x)) == sizeof(int))) { - return signbit(x) != 0; + // Portable version of signbit. + static bool isnegative(double x) + { + using namespace fmt::internal; + if (const_check(sizeof(signbit(x)) == sizeof(bool) || sizeof(signbit(x)) == sizeof(int))) { + return signbit(x) != 0; + } + if (x < 0) return true; + if (!isnotanumber(x)) return false; + int dec = 0, sign = 0; + char buffer[2];// The buffer size must be >= 2 or _ecvt_s will fail. + _ecvt_s(buffer, sizeof(buffer), x, 0, &dec, &sign); + return sign != 0; } - if (x < 0) return true; - if (!isnotanumber(x)) return false; - int dec = 0, sign = 0; - char buffer[2]; // The buffer size must be >= 2 or _ecvt_s will fail. - _ecvt_s(buffer, sizeof(buffer), x, 0, &dec, &sign); - return sign != 0; - } }; -} // namespace std +}// namespace std namespace fmt { @@ -491,22 +517,21 @@ FMT_GCC_EXTENSION typedef unsigned long long ULongLong; using std::move; #endif -template +template class BasicWriter; typedef BasicWriter Writer; typedef BasicWriter WWriter; -template +template class ArgFormatter; struct FormatSpec; -template +template class BasicPrintfArgFormatter; -template > +template> class BasicFormatter; /** @@ -534,97 +559,87 @@ class BasicFormatter; format(std::string("{}"), 42); \endrst */ -template +template class BasicStringRef { - private: - const Char *data_; - std::size_t size_; +private: + const Char *data_; + std::size_t size_; - public: - /** Constructs a string reference object from a C string and a size. */ - BasicStringRef(const Char *s, std::size_t size) : data_(s), size_(size) {} +public: + /** Constructs a string reference object from a C string and a size. */ + BasicStringRef(const Char *s, std::size_t size) : data_(s), size_(size) {} - /** + /** \rst Constructs a string reference object from a C string computing the size with ``std::char_traits::length``. \endrst */ - BasicStringRef(const Char *s) - : data_(s), size_(std::char_traits::length(s)) {} + BasicStringRef(const Char *s) : data_(s), size_(std::char_traits::length(s)) {} - /** + /** \rst Constructs a string reference from a ``std::basic_string`` object. \endrst */ - template - BasicStringRef( - const std::basic_string, Allocator> &s) - : data_(s.c_str()), size_(s.size()) {} + template + BasicStringRef(const std::basic_string, Allocator> &s) + : data_(s.c_str()), + size_(s.size()) + {} #if FMT_HAS_STRING_VIEW - /** + /** \rst Constructs a string reference from a ``std::basic_string_view`` object. \endrst */ - BasicStringRef( - const std::basic_string_view> &s) - : data_(s.data()), size_(s.size()) {} + BasicStringRef(const std::basic_string_view> &s) : data_(s.data()), size_(s.size()) {} - /** + /** \rst Converts a string reference to an ``std::string_view`` object. \endrst */ - explicit operator std::basic_string_view() const FMT_NOEXCEPT { - return std::basic_string_view(data_, size_); - } + explicit operator std::basic_string_view() const FMT_NOEXCEPT + { + return std::basic_string_view(data_, size_); + } #endif - /** + /** \rst Converts a string reference to an ``std::string`` object. \endrst */ - std::basic_string to_string() const { - return std::basic_string(data_, size_); - } + std::basic_string to_string() const { return std::basic_string(data_, size_); } - /** Returns a pointer to the string data. */ - const Char *data() const { return data_; } + /** Returns a pointer to the string data. */ + const Char *data() const { return data_; } - /** Returns the string size. */ - std::size_t size() const { return size_; } + /** Returns the string size. */ + std::size_t size() const { return size_; } - // Lexicographically compare this string reference to other. - int compare(BasicStringRef other) const { - std::size_t size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits::compare(data_, other.data_, size); - if (result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } + // Lexicographically compare this string reference to other. + int compare(BasicStringRef other) const + { + std::size_t size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits::compare(data_, other.data_, size); + if (result == 0) result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } - friend bool operator==(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) == 0; - } - friend bool operator!=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) != 0; - } - friend bool operator<(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) < 0; - } - friend bool operator<=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) <= 0; - } - friend bool operator>(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) > 0; - } - friend bool operator>=(BasicStringRef lhs, BasicStringRef rhs) { - return lhs.compare(rhs) >= 0; - } + friend bool operator==(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) == 0; } + + friend bool operator!=(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) != 0; } + + friend bool operator<(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) < 0; } + + friend bool operator<=(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) <= 0; } + + friend bool operator>(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) > 0; } + + friend bool operator>=(BasicStringRef lhs, BasicStringRef rhs) { return lhs.compare(rhs) >= 0; } }; typedef BasicStringRef StringRef; @@ -655,27 +670,26 @@ typedef BasicStringRef WStringRef; format(std::string("{}"), 42); \endrst */ -template +template class BasicCStringRef { - private: - const Char *data_; +private: + const Char *data_; - public: - /** Constructs a string reference object from a C string. */ - BasicCStringRef(const Char *s) : data_(s) {} +public: + /** Constructs a string reference object from a C string. */ + BasicCStringRef(const Char *s) : data_(s) {} - /** + /** \rst Constructs a string reference from a ``std::basic_string`` object. \endrst */ - template - BasicCStringRef( - const std::basic_string, Allocator> &s) - : data_(s.c_str()) {} + template + BasicCStringRef(const std::basic_string, Allocator> &s) : data_(s.c_str()) + {} - /** Returns the pointer to a C string. */ - const Char *c_str() const { return data_; } + /** Returns the pointer to a C string. */ + const Char *c_str() const { return data_; } }; typedef BasicCStringRef CStringRef; @@ -683,22 +697,27 @@ typedef BasicCStringRef WCStringRef; /** A formatting error such as invalid format string. */ class FormatError : public std::runtime_error { - public: - explicit FormatError(CStringRef message) - : std::runtime_error(message.c_str()) {} - FormatError(const FormatError &ferr) : std::runtime_error(ferr) {} - FMT_API ~FormatError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; +public: + explicit FormatError(CStringRef message) : std::runtime_error(message.c_str()) {} + + FormatError(const FormatError &ferr) : std::runtime_error(ferr) {} + + FMT_API ~FormatError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; }; namespace internal { // MakeUnsigned::Type gives an unsigned type corresponding to integer type T. -template -struct MakeUnsigned { typedef T Type; }; +template +struct MakeUnsigned { + typedef T Type; +}; -#define FMT_SPECIALIZE_MAKE_UNSIGNED(T, U) \ - template <> \ - struct MakeUnsigned { typedef U Type; } +#define FMT_SPECIALIZE_MAKE_UNSIGNED(T, U) \ + template<> \ + struct MakeUnsigned { \ + typedef U Type; \ + } FMT_SPECIALIZE_MAKE_UNSIGNED(char, unsigned char); FMT_SPECIALIZE_MAKE_UNSIGNED(signed char, unsigned char); @@ -708,10 +727,12 @@ FMT_SPECIALIZE_MAKE_UNSIGNED(long, unsigned long); FMT_SPECIALIZE_MAKE_UNSIGNED(LongLong, ULongLong); // Casts nonnegative integer to unsigned. -template -inline typename MakeUnsigned::Type to_unsigned(Int value) { - FMT_ASSERT(value >= 0, "negative value"); - return static_cast::Type>(value); +template +inline typename MakeUnsigned::Type +to_unsigned(Int value) +{ + FMT_ASSERT(value >= 0, "negative value"); + return static_cast::Type>(value); } // The number of characters to store in the MemoryBuffer object itself @@ -720,294 +741,322 @@ enum { INLINE_BUFFER_SIZE = 500 }; #if FMT_SECURE_SCL // Use checked iterator to avoid warnings on MSVC. -template -inline stdext::checked_array_iterator make_ptr(T *ptr, std::size_t size) { - return stdext::checked_array_iterator(ptr, size); +template +inline stdext::checked_array_iterator +make_ptr(T *ptr, std::size_t size) +{ + return stdext::checked_array_iterator(ptr, size); } #else -template -inline T *make_ptr(T *ptr, std::size_t) { return ptr; } +template +inline T * +make_ptr(T *ptr, std::size_t) +{ + return ptr; +} #endif -} // namespace internal +}// namespace internal /** \rst A buffer supporting a subset of ``std::vector``'s operations. \endrst */ -template +template class Buffer { - private: - FMT_DISALLOW_COPY_AND_ASSIGN(Buffer); +private: + FMT_DISALLOW_COPY_AND_ASSIGN(Buffer); - protected: - T *ptr_; - std::size_t size_; - std::size_t capacity_; +protected: + T *ptr_; + std::size_t size_; + std::size_t capacity_; - Buffer(T *ptr = FMT_NULL, std::size_t capacity = 0) - : ptr_(ptr), size_(0), capacity_(capacity) {} + Buffer(T *ptr = FMT_NULL, std::size_t capacity = 0) : ptr_(ptr), size_(0), capacity_(capacity) {} - /** + /** \rst Increases the buffer capacity to hold at least *size* elements updating ``ptr_`` and ``capacity_``. \endrst */ - virtual void grow(std::size_t size) = 0; + virtual void grow(std::size_t size) = 0; - public: - virtual ~Buffer() {} +public: + virtual ~Buffer() {} - /** Returns the size of this buffer. */ - std::size_t size() const { return size_; } + /** Returns the size of this buffer. */ + std::size_t size() const { return size_; } - /** Returns the capacity of this buffer. */ - std::size_t capacity() const { return capacity_; } + /** Returns the capacity of this buffer. */ + std::size_t capacity() const { return capacity_; } - /** + /** Resizes the buffer. If T is a POD type new elements may not be initialized. */ - void resize(std::size_t new_size) { - if (new_size > capacity_) - grow(new_size); - size_ = new_size; - } + void resize(std::size_t new_size) + { + if (new_size > capacity_) grow(new_size); + size_ = new_size; + } - /** + /** \rst Reserves space to store at least *capacity* elements. \endrst */ - void reserve(std::size_t capacity) { - if (capacity > capacity_) - grow(capacity); - } + void reserve(std::size_t capacity) + { + if (capacity > capacity_) grow(capacity); + } - void clear() FMT_NOEXCEPT { size_ = 0; } + void clear() FMT_NOEXCEPT { size_ = 0; } - void push_back(const T &value) { - if (size_ == capacity_) - grow(size_ + 1); - ptr_[size_++] = value; - } + void push_back(const T &value) + { + if (size_ == capacity_) grow(size_ + 1); + ptr_[size_++] = value; + } - /** Appends data to the end of the buffer. */ - template - void append(const U *begin, const U *end); + /** Appends data to the end of the buffer. */ + template + void append(const U *begin, const U *end); - T &operator[](std::size_t index) { return ptr_[index]; } - const T &operator[](std::size_t index) const { return ptr_[index]; } + T &operator[](std::size_t index) { return ptr_[index]; } + + const T &operator[](std::size_t index) const { return ptr_[index]; } }; -template -template -void Buffer::append(const U *begin, const U *end) { - FMT_ASSERT(end >= begin, "negative value"); - std::size_t new_size = size_ + static_cast(end - begin); - if (new_size > capacity_) - grow(new_size); - std::uninitialized_copy(begin, end, - internal::make_ptr(ptr_, capacity_) + size_); - size_ = new_size; +template +template +void +Buffer::append(const U *begin, const U *end) +{ + FMT_ASSERT(end >= begin, "negative value"); + std::size_t new_size = size_ + static_cast(end - begin); + if (new_size > capacity_) grow(new_size); + std::uninitialized_copy(begin, end, internal::make_ptr(ptr_, capacity_) + size_); + size_ = new_size; } namespace internal { // A memory buffer for trivially copyable/constructible types with the first // SIZE elements stored in the object itself. -template > +template> class MemoryBuffer : private Allocator, public Buffer { - private: - T data_[SIZE]; +private: + T data_[SIZE]; - // Deallocate memory allocated by the buffer. - void deallocate() { - if (this->ptr_ != data_) Allocator::deallocate(this->ptr_, this->capacity_); - } + // Deallocate memory allocated by the buffer. + void deallocate() + { + if (this->ptr_ != data_) Allocator::deallocate(this->ptr_, this->capacity_); + } - protected: - void grow(std::size_t size) FMT_OVERRIDE; +protected: + void grow(std::size_t size) FMT_OVERRIDE; - public: - explicit MemoryBuffer(const Allocator &alloc = Allocator()) - : Allocator(alloc), Buffer(data_, SIZE) {} - ~MemoryBuffer() FMT_OVERRIDE { deallocate(); } +public: + explicit MemoryBuffer(const Allocator &alloc = Allocator()) : Allocator(alloc), Buffer(data_, SIZE) {} + + ~MemoryBuffer() FMT_OVERRIDE { deallocate(); } #if FMT_USE_RVALUE_REFERENCES - private: - // Move data from other to this buffer. - void move(MemoryBuffer &other) { - Allocator &this_alloc = *this, &other_alloc = other; - this_alloc = std::move(other_alloc); - this->size_ = other.size_; - this->capacity_ = other.capacity_; - if (other.ptr_ == other.data_) { - this->ptr_ = data_; - std::uninitialized_copy(other.data_, other.data_ + this->size_, - make_ptr(data_, this->capacity_)); - } else { - this->ptr_ = other.ptr_; - // Set pointer to the inline array so that delete is not called - // when deallocating. - other.ptr_ = other.data_; +private: + // Move data from other to this buffer. + void move(MemoryBuffer &other) + { + Allocator &this_alloc = *this, &other_alloc = other; + this_alloc = std::move(other_alloc); + this->size_ = other.size_; + this->capacity_ = other.capacity_; + if (other.ptr_ == other.data_) { + this->ptr_ = data_; + std::uninitialized_copy(other.data_, other.data_ + this->size_, make_ptr(data_, this->capacity_)); + } else { + this->ptr_ = other.ptr_; + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.ptr_ = other.data_; + } } - } - public: - MemoryBuffer(MemoryBuffer &&other) { - move(other); - } +public: + MemoryBuffer(MemoryBuffer &&other) { move(other); } - MemoryBuffer &operator=(MemoryBuffer &&other) { - assert(this != &other); - deallocate(); - move(other); - return *this; - } + MemoryBuffer &operator=(MemoryBuffer &&other) + { + assert(this != &other); + deallocate(); + move(other); + return *this; + } #endif - // Returns a copy of the allocator associated with this buffer. - Allocator get_allocator() const { return *this; } + // Returns a copy of the allocator associated with this buffer. + Allocator get_allocator() const { return *this; } }; -template -void MemoryBuffer::grow(std::size_t size) { - std::size_t new_capacity = this->capacity_ + this->capacity_ / 2; - if (size > new_capacity) - new_capacity = size; +template +void +MemoryBuffer::grow(std::size_t size) +{ + std::size_t new_capacity = this->capacity_ + this->capacity_ / 2; + if (size > new_capacity) new_capacity = size; #if FMT_USE_ALLOCATOR_TRAITS - T *new_ptr = - std::allocator_traits::allocate(*this, new_capacity, FMT_NULL); + T *new_ptr = std::allocator_traits::allocate(*this, new_capacity, FMT_NULL); #else - T *new_ptr = this->allocate(new_capacity, FMT_NULL); + T *new_ptr = this->allocate(new_capacity, FMT_NULL); #endif - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(this->ptr_, this->ptr_ + this->size_, - make_ptr(new_ptr, new_capacity)); - std::size_t old_capacity = this->capacity_; - T *old_ptr = this->ptr_; - this->capacity_ = new_capacity; - this->ptr_ = new_ptr; - // deallocate may throw (at least in principle), but it doesn't matter since - // the buffer already uses the new storage and will deallocate it in case - // of exception. - if (old_ptr != data_) - Allocator::deallocate(old_ptr, old_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy(this->ptr_, this->ptr_ + this->size_, make_ptr(new_ptr, new_capacity)); + std::size_t old_capacity = this->capacity_; + T *old_ptr = this->ptr_; + this->capacity_ = new_capacity; + this->ptr_ = new_ptr; + // deallocate may throw (at least in principle), but it doesn't matter since + // the buffer already uses the new storage and will deallocate it in case + // of exception. + if (old_ptr != data_) Allocator::deallocate(old_ptr, old_capacity); } // A fixed-size buffer. -template +template class FixedBuffer : public fmt::Buffer { - public: - FixedBuffer(Char *array, std::size_t size) : fmt::Buffer(array, size) {} +public: + FixedBuffer(Char *array, std::size_t size) : fmt::Buffer(array, size) {} - protected: - FMT_API void grow(std::size_t size) FMT_OVERRIDE; +protected: + FMT_API void grow(std::size_t size) FMT_OVERRIDE; }; -template +template class BasicCharTraits { - public: +public: #if FMT_SECURE_SCL - typedef stdext::checked_array_iterator CharPtr; + typedef stdext::checked_array_iterator CharPtr; #else - typedef Char *CharPtr; + typedef Char *CharPtr; #endif - static Char cast(int value) { return static_cast(value); } + static Char cast(int value) { return static_cast(value); } }; -template +template class CharTraits; -template <> +template<> class CharTraits : public BasicCharTraits { - private: - // Conversion from wchar_t to char is not allowed. - static char convert(wchar_t); +private: + // Conversion from wchar_t to char is not allowed. + static char convert(wchar_t); - public: - static char convert(char value) { return value; } +public: + static char convert(char value) { return value; } - // Formats a floating-point number. - template - FMT_API static int format_float(char *buffer, std::size_t size, - const char *format, unsigned width, int precision, T value); + // Formats a floating-point number. + template + FMT_API static int + format_float(char *buffer, std::size_t size, const char *format, unsigned width, int precision, T value); }; #if FMT_USE_EXTERN_TEMPLATES -extern template int CharTraits::format_float - (char *buffer, std::size_t size, - const char* format, unsigned width, int precision, double value); -extern template int CharTraits::format_float - (char *buffer, std::size_t size, - const char* format, unsigned width, int precision, long double value); +extern template int CharTraits::format_float(char *buffer, + std::size_t size, + const char *format, + unsigned width, + int precision, + double value); +extern template int CharTraits::format_float(char *buffer, + std::size_t size, + const char *format, + unsigned width, + int precision, + long double value); #endif -template <> +template<> class CharTraits : public BasicCharTraits { - public: - static wchar_t convert(char value) { return value; } - static wchar_t convert(wchar_t value) { return value; } +public: + static wchar_t convert(char value) { return value; } - template - FMT_API static int format_float(wchar_t *buffer, std::size_t size, - const wchar_t *format, unsigned width, int precision, T value); + static wchar_t convert(wchar_t value) { return value; } + + template + FMT_API static int + format_float(wchar_t *buffer, std::size_t size, const wchar_t *format, unsigned width, int precision, T value); }; #if FMT_USE_EXTERN_TEMPLATES -extern template int CharTraits::format_float - (wchar_t *buffer, std::size_t size, - const wchar_t* format, unsigned width, int precision, double value); -extern template int CharTraits::format_float - (wchar_t *buffer, std::size_t size, - const wchar_t* format, unsigned width, int precision, long double value); +extern template int CharTraits::format_float(wchar_t *buffer, + std::size_t size, + const wchar_t *format, + unsigned width, + int precision, + double value); +extern template int CharTraits::format_float(wchar_t *buffer, + std::size_t size, + const wchar_t *format, + unsigned width, + int precision, + long double value); #endif // Checks if a number is negative - used to avoid warnings. -template +template struct SignChecker { - template - static bool is_negative(T value) { return value < 0; } + template + static bool is_negative(T value) + { + return value < 0; + } }; -template <> +template<> struct SignChecker { - template - static bool is_negative(T) { return false; } + template + static bool is_negative(T) + { + return false; + } }; // Returns true if value is negative, false otherwise. // Same as (value < 0) but doesn't produce warnings if T is an unsigned type. -template -inline bool is_negative(T value) { - return SignChecker::is_signed>::is_negative(value); +template +inline bool +is_negative(T value) +{ + return SignChecker::is_signed>::is_negative(value); } // Selects uint32_t if FitsIn32Bits is true, uint64_t otherwise. -template -struct TypeSelector { typedef uint32_t Type; }; +template +struct TypeSelector { + typedef uint32_t Type; +}; -template <> -struct TypeSelector { typedef uint64_t Type; }; +template<> +struct TypeSelector { + typedef uint64_t Type; +}; -template +template struct IntTraits { - // Smallest of uint32_t and uint64_t that is large enough to represent - // all values of T. - typedef typename - TypeSelector::digits <= 32>::Type MainType; + // Smallest of uint32_t and uint64_t that is large enough to represent + // all values of T. + typedef typename TypeSelector::digits <= 32>::Type MainType; }; FMT_API FMT_NORETURN void report_unknown_type(char code, const char *type); // Static data is placed in this class template to allow header-only // configuration. -template +template struct FMT_API BasicData { - static const uint32_t POWERS_OF_10_32[]; - static const uint64_t POWERS_OF_10_64[]; - static const char DIGITS[]; + static const uint32_t POWERS_OF_10_32[]; + static const uint64_t POWERS_OF_10_64[]; + static const char DIGITS[]; }; #if FMT_USE_EXTERN_TEMPLATES @@ -1019,103 +1068,112 @@ typedef BasicData<> Data; #ifdef FMT_BUILTIN_CLZLL // Returns the number of decimal digits in n. Leading zeros are not counted // except for n == 0 in which case count_digits returns 1. -inline unsigned count_digits(uint64_t n) { - // Based on http://graphics.stanford.edu/~seander/bithacks.html#IntegerLog10 - // and the benchmark https://github.com/localvoid/cxx-benchmark-count-digits. - int t = (64 - FMT_BUILTIN_CLZLL(n | 1)) * 1233 >> 12; - return to_unsigned(t) - (n < Data::POWERS_OF_10_64[t]) + 1; +inline unsigned +count_digits(uint64_t n) +{ + // Based on http://graphics.stanford.edu/~seander/bithacks.html#IntegerLog10 + // and the benchmark https://github.com/localvoid/cxx-benchmark-count-digits. + int t = (64 - FMT_BUILTIN_CLZLL(n | 1)) * 1233 >> 12; + return to_unsigned(t) - (n < Data::POWERS_OF_10_64[t]) + 1; } #else // Fallback version of count_digits used when __builtin_clz is not available. -inline unsigned count_digits(uint64_t n) { - unsigned count = 1; - for (;;) { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if (n < 10) return count; - if (n < 100) return count + 1; - if (n < 1000) return count + 2; - if (n < 10000) return count + 3; - n /= 10000u; - count += 4; - } +inline unsigned +count_digits(uint64_t n) +{ + unsigned count = 1; + for (;;) { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) return count; + if (n < 100) return count + 1; + if (n < 1000) return count + 2; + if (n < 10000) return count + 3; + n /= 10000u; + count += 4; + } } #endif #ifdef FMT_BUILTIN_CLZ // Optional version of count_digits for better performance on 32-bit platforms. -inline unsigned count_digits(uint32_t n) { - int t = (32 - FMT_BUILTIN_CLZ(n | 1)) * 1233 >> 12; - return to_unsigned(t) - (n < Data::POWERS_OF_10_32[t]) + 1; +inline unsigned +count_digits(uint32_t n) +{ + int t = (32 - FMT_BUILTIN_CLZ(n | 1)) * 1233 >> 12; + return to_unsigned(t) - (n < Data::POWERS_OF_10_32[t]) + 1; } #endif // A functor that doesn't add a thousands separator. struct NoThousandsSep { - template - void operator()(Char *) {} + template + void operator()(Char *) + {} }; // A functor that adds a thousands separator. class ThousandsSep { - private: - fmt::StringRef sep_; +private: + fmt::StringRef sep_; - // Index of a decimal digit with the least significant digit having index 0. - unsigned digit_index_; + // Index of a decimal digit with the least significant digit having index 0. + unsigned digit_index_; - public: - explicit ThousandsSep(fmt::StringRef sep) : sep_(sep), digit_index_(0) {} +public: + explicit ThousandsSep(fmt::StringRef sep) : sep_(sep), digit_index_(0) {} - template - void operator()(Char *&buffer) { - if (++digit_index_ % 3 != 0) - return; - buffer -= sep_.size(); - std::uninitialized_copy(sep_.data(), sep_.data() + sep_.size(), - internal::make_ptr(buffer, sep_.size())); - } + template + void operator()(Char *&buffer) + { + if (++digit_index_ % 3 != 0) return; + buffer -= sep_.size(); + std::uninitialized_copy(sep_.data(), sep_.data() + sep_.size(), internal::make_ptr(buffer, sep_.size())); + } }; // Formats a decimal unsigned integer value writing into buffer. // thousands_sep is a functor that is called after writing each char to // add a thousands separator if necessary. -template -inline void format_decimal(Char *buffer, UInt value, unsigned num_digits, - ThousandsSep thousands_sep) { - buffer += num_digits; - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - unsigned index = static_cast((value % 100) * 2); - value /= 100; - *--buffer = Data::DIGITS[index + 1]; +template +inline void +format_decimal(Char *buffer, UInt value, unsigned num_digits, ThousandsSep thousands_sep) +{ + buffer += num_digits; + while (value >= 100) { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + unsigned index = static_cast((value % 100) * 2); + value /= 100; + *--buffer = Data::DIGITS[index + 1]; + thousands_sep(buffer); + *--buffer = Data::DIGITS[index]; + thousands_sep(buffer); + } + if (value < 10) { + *--buffer = static_cast('0' + value); + return; + } + unsigned index = static_cast(value * 2); + *--buffer = Data::DIGITS[index + 1]; thousands_sep(buffer); *--buffer = Data::DIGITS[index]; - thousands_sep(buffer); - } - if (value < 10) { - *--buffer = static_cast('0' + value); - return; - } - unsigned index = static_cast(value * 2); - *--buffer = Data::DIGITS[index + 1]; - thousands_sep(buffer); - *--buffer = Data::DIGITS[index]; } -template -inline void format_decimal(Char *buffer, UInt value, unsigned num_digits) { - format_decimal(buffer, value, num_digits, NoThousandsSep()); - return; +template +inline void +format_decimal(Char *buffer, UInt value, unsigned num_digits) +{ + format_decimal(buffer, value, num_digits, NoThousandsSep()); + return; } #ifndef _WIN32 -# define FMT_USE_WINDOWS_H 0 +#define FMT_USE_WINDOWS_H 0 #elif !defined(FMT_USE_WINDOWS_H) -# define FMT_USE_WINDOWS_H 1 +#define FMT_USE_WINDOWS_H 1 #endif // Define FMT_USE_WINDOWS_H to 0 to disable use of windows.h. @@ -1124,513 +1182,563 @@ inline void format_decimal(Char *buffer, UInt value, unsigned num_digits) { // A converter from UTF-8 to UTF-16. // It is only provided for Windows since other systems support UTF-8 natively. class UTF8ToUTF16 { - private: - MemoryBuffer buffer_; +private: + MemoryBuffer buffer_; - public: - FMT_API explicit UTF8ToUTF16(StringRef s); - operator WStringRef() const { return WStringRef(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const wchar_t *c_str() const { return &buffer_[0]; } - std::wstring str() const { return std::wstring(&buffer_[0], size()); } +public: + FMT_API explicit UTF8ToUTF16(StringRef s); + + operator WStringRef() const { return WStringRef(&buffer_[0], size()); } + + size_t size() const { return buffer_.size() - 1; } + + const wchar_t *c_str() const { return &buffer_[0]; } + + std::wstring str() const { return std::wstring(&buffer_[0], size()); } }; // A converter from UTF-16 to UTF-8. // It is only provided for Windows since other systems support UTF-8 natively. class UTF16ToUTF8 { - private: - MemoryBuffer buffer_; +private: + MemoryBuffer buffer_; - public: - UTF16ToUTF8() {} - FMT_API explicit UTF16ToUTF8(WStringRef s); - operator StringRef() const { return StringRef(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const char *c_str() const { return &buffer_[0]; } - std::string str() const { return std::string(&buffer_[0], size()); } +public: + UTF16ToUTF8() {} - // Performs conversion returning a system error code instead of - // throwing exception on conversion error. This method may still throw - // in case of memory allocation error. - FMT_API int convert(WStringRef s); + FMT_API explicit UTF16ToUTF8(WStringRef s); + + operator StringRef() const { return StringRef(&buffer_[0], size()); } + + size_t size() const { return buffer_.size() - 1; } + + const char *c_str() const { return &buffer_[0]; } + + std::string str() const { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a system error code instead of + // throwing exception on conversion error. This method may still throw + // in case of memory allocation error. + FMT_API int convert(WStringRef s); }; -FMT_API void format_windows_error(fmt::Writer &out, int error_code, - fmt::StringRef message) FMT_NOEXCEPT; +FMT_API void format_windows_error(fmt::Writer &out, int error_code, fmt::StringRef message) FMT_NOEXCEPT; #endif // A formatting argument value. struct Value { - template - struct StringValue { - const Char *value; - std::size_t size; - }; + template + struct StringValue { + const Char *value; + std::size_t size; + }; - typedef void (*FormatFunc)( - void *formatter, const void *arg, void *format_str_ptr); + typedef void (*FormatFunc)(void *formatter, const void *arg, void *format_str_ptr); - struct CustomValue { - const void *value; - FormatFunc format; - }; + struct CustomValue { + const void *value; + FormatFunc format; + }; - union { - int int_value; - unsigned uint_value; - LongLong long_long_value; - ULongLong ulong_long_value; - double double_value; - long double long_double_value; - const void *pointer; - StringValue string; - StringValue sstring; - StringValue ustring; - StringValue wstring; - CustomValue custom; - }; + union { + int int_value; + unsigned uint_value; + LongLong long_long_value; + ULongLong ulong_long_value; + double double_value; + long double long_double_value; + const void *pointer; + StringValue string; + StringValue sstring; + StringValue ustring; + StringValue wstring; + CustomValue custom; + }; - enum Type { - NONE, NAMED_ARG, - // Integer types should go first, - INT, UINT, LONG_LONG, ULONG_LONG, BOOL, CHAR, LAST_INTEGER_TYPE = CHAR, - // followed by floating-point types. - DOUBLE, LONG_DOUBLE, LAST_NUMERIC_TYPE = LONG_DOUBLE, - CSTRING, STRING, WSTRING, POINTER, CUSTOM - }; + enum Type { + NONE, + NAMED_ARG, + // Integer types should go first, + INT, + UINT, + LONG_LONG, + ULONG_LONG, + BOOL, + CHAR, + LAST_INTEGER_TYPE = CHAR, + // followed by floating-point types. + DOUBLE, + LONG_DOUBLE, + LAST_NUMERIC_TYPE = LONG_DOUBLE, + CSTRING, + STRING, + WSTRING, + POINTER, + CUSTOM + }; }; // A formatting argument. It is a trivially copyable/constructible type to // allow storage in internal::MemoryBuffer. struct Arg : Value { - Type type; + Type type; }; -template +template struct NamedArg; -template +template struct NamedArgWithType; -template +template struct Null {}; // A helper class template to enable or disable overloads taking wide // characters and strings in MakeValue. -template +template struct WCharHelper { - typedef Null Supported; - typedef T Unsupported; + typedef Null Supported; + typedef T Unsupported; }; -template +template struct WCharHelper { - typedef T Supported; - typedef Null Unsupported; + typedef T Supported; + typedef Null Unsupported; }; typedef char Yes[1]; typedef char No[2]; -template +template T &get(); // These are non-members to workaround an overload resolution bug in bcc32. Yes &convert(fmt::ULongLong); No &convert(...); -template +template struct ConvertToIntImpl { - enum { value = ENABLE_CONVERSION }; + enum { value = ENABLE_CONVERSION }; }; -template +template struct ConvertToIntImpl2 { - enum { value = false }; + enum { value = false }; }; -template +template struct ConvertToIntImpl2 { - enum { - // Don't convert numeric types. - value = ConvertToIntImpl::is_specialized>::value - }; + enum { + // Don't convert numeric types. + value = ConvertToIntImpl::is_specialized>::value + }; }; -template +template struct ConvertToInt { - enum { - enable_conversion = sizeof(fmt::internal::convert(get())) == sizeof(Yes) - }; - enum { value = ConvertToIntImpl2::value }; + enum { enable_conversion = sizeof(fmt::internal::convert(get())) == sizeof(Yes) }; + + enum { value = ConvertToIntImpl2::value }; }; -#define FMT_DISABLE_CONVERSION_TO_INT(Type) \ - template <> \ - struct ConvertToInt { enum { value = 0 }; } +#define FMT_DISABLE_CONVERSION_TO_INT(Type) \ + template<> \ + struct ConvertToInt { \ + enum { value = 0 }; \ + } // Silence warnings about convering float to int. FMT_DISABLE_CONVERSION_TO_INT(float); FMT_DISABLE_CONVERSION_TO_INT(double); FMT_DISABLE_CONVERSION_TO_INT(long double); -template +template struct EnableIf {}; -template -struct EnableIf { typedef T type; }; +template +struct EnableIf { + typedef T type; +}; -template -struct Conditional { typedef T type; }; +template +struct Conditional { + typedef T type; +}; -template -struct Conditional { typedef F type; }; +template +struct Conditional { + typedef F type; +}; // For bcc32 which doesn't understand ! in template arguments. -template -struct Not { enum { value = 0 }; }; +template +struct Not { + enum { value = 0 }; +}; -template <> -struct Not { enum { value = 1 }; }; +template<> +struct Not { + enum { value = 1 }; +}; -template -struct FalseType { enum { value = 0 }; }; +template +struct FalseType { + enum { value = 0 }; +}; -template struct LConvCheck { - LConvCheck(int) {} +template +struct LConvCheck { + LConvCheck(int) {} }; // Returns the thousands separator for the current locale. // We check if ``lconv`` contains ``thousands_sep`` because on Android // ``lconv`` is stubbed as an empty struct. -template -inline StringRef thousands_sep( - LConv *lc, LConvCheck = 0) { - return lc->thousands_sep; +template +inline StringRef +thousands_sep(LConv *lc, LConvCheck = 0) +{ + return lc->thousands_sep; } -inline fmt::StringRef thousands_sep(...) { return ""; } +inline fmt::StringRef +thousands_sep(...) +{ + return ""; +} #define FMT_CONCAT(a, b) a##b #if FMT_GCC_VERSION >= 303 -# define FMT_UNUSED __attribute__((unused)) +#define FMT_UNUSED __attribute__((unused)) #else -# define FMT_UNUSED +#define FMT_UNUSED #endif #ifndef FMT_USE_STATIC_ASSERT -# define FMT_USE_STATIC_ASSERT 0 +#define FMT_USE_STATIC_ASSERT 0 #endif -#if FMT_USE_STATIC_ASSERT || FMT_HAS_FEATURE(cxx_static_assert) || \ - (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) || _MSC_VER >= 1600 -# define FMT_STATIC_ASSERT(cond, message) static_assert(cond, message) +#if FMT_USE_STATIC_ASSERT || FMT_HAS_FEATURE(cxx_static_assert) || (FMT_GCC_VERSION >= 403 && FMT_HAS_GXX_CXX11) \ + || _MSC_VER >= 1600 +#define FMT_STATIC_ASSERT(cond, message) static_assert(cond, message) #else -# define FMT_CONCAT_(a, b) FMT_CONCAT(a, b) -# define FMT_STATIC_ASSERT(cond, message) \ - typedef int FMT_CONCAT_(Assert, __LINE__)[(cond) ? 1 : -1] FMT_UNUSED +#define FMT_CONCAT_(a, b) FMT_CONCAT(a, b) +#define FMT_STATIC_ASSERT(cond, message) typedef int FMT_CONCAT_(Assert, __LINE__)[(cond) ? 1 : -1] FMT_UNUSED #endif -template -void format_arg(Formatter&, ...) { - FMT_STATIC_ASSERT(FalseType::value, - "Cannot format argument. To enable the use of ostream " - "operator<< include fmt/ostream.h. Otherwise provide " - "an overload of format_arg."); +template +void +format_arg(Formatter &, ...) +{ + FMT_STATIC_ASSERT(FalseType::value, + "Cannot format argument. To enable the use of ostream " + "operator<< include fmt/ostream.h. Otherwise provide " + "an overload of format_arg."); } // Makes an Arg object from any type. -template +template class MakeValue : public Arg { - public: - typedef typename Formatter::Char Char; +public: + typedef typename Formatter::Char Char; - private: - // The following two methods are private to disallow formatting of - // arbitrary pointers. If you want to output a pointer cast it to - // "void *" or "const void *". In particular, this forbids formatting - // of "[const] volatile char *" which is printed as bool by iostreams. - // Do not implement! - template - MakeValue(const T *value); - template - MakeValue(T *value); +private: + // The following two methods are private to disallow formatting of + // arbitrary pointers. If you want to output a pointer cast it to + // "void *" or "const void *". In particular, this forbids formatting + // of "[const] volatile char *" which is printed as bool by iostreams. + // Do not implement! + template + MakeValue(const T *value); + template + MakeValue(T *value); - // The following methods are private to disallow formatting of wide - // characters and strings into narrow strings as in - // fmt::format("{}", L"test"); - // To fix this, use a wide format string: fmt::format(L"{}", L"test"). + // The following methods are private to disallow formatting of wide + // characters and strings into narrow strings as in + // fmt::format("{}", L"test"); + // To fix this, use a wide format string: fmt::format(L"{}", L"test"). #if !FMT_MSC_VER || defined(_NATIVE_WCHAR_T_DEFINED) - MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); #endif - MakeValue(typename WCharHelper::Unsupported); - MakeValue(typename WCharHelper::Unsupported); - MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); #if FMT_HAS_STRING_VIEW - MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); #endif - MakeValue(typename WCharHelper::Unsupported); + MakeValue(typename WCharHelper::Unsupported); - void set_string(StringRef str) { - string.value = str.data(); - string.size = str.size(); - } + void set_string(StringRef str) + { + string.value = str.data(); + string.size = str.size(); + } - void set_string(WStringRef str) { - wstring.value = str.data(); - wstring.size = str.size(); - } + void set_string(WStringRef str) + { + wstring.value = str.data(); + wstring.size = str.size(); + } - // Formats an argument of a custom type, such as a user-defined class. - template - static void format_custom_arg( - void *formatter, const void *arg, void *format_str_ptr) { - format_arg(*static_cast(formatter), - *static_cast(format_str_ptr), - *static_cast(arg)); - } + // Formats an argument of a custom type, such as a user-defined class. + template + static void format_custom_arg(void *formatter, const void *arg, void *format_str_ptr) + { + format_arg(*static_cast(formatter), + *static_cast(format_str_ptr), + *static_cast(arg)); + } - public: - MakeValue() {} +public: + MakeValue() {} -#define FMT_MAKE_VALUE_(Type, field, TYPE, rhs) \ - MakeValue(Type value) { field = rhs; } \ - static uint64_t type(Type) { return Arg::TYPE; } +#define FMT_MAKE_VALUE_(Type, field, TYPE, rhs) \ + MakeValue(Type value) { field = rhs; } \ + static uint64_t type(Type) { return Arg::TYPE; } -#define FMT_MAKE_VALUE(Type, field, TYPE) \ - FMT_MAKE_VALUE_(Type, field, TYPE, value) +#define FMT_MAKE_VALUE(Type, field, TYPE) FMT_MAKE_VALUE_(Type, field, TYPE, value) - FMT_MAKE_VALUE(bool, int_value, BOOL) - FMT_MAKE_VALUE(short, int_value, INT) - FMT_MAKE_VALUE(unsigned short, uint_value, UINT) - FMT_MAKE_VALUE(int, int_value, INT) - FMT_MAKE_VALUE(unsigned, uint_value, UINT) + FMT_MAKE_VALUE(bool, int_value, BOOL) + FMT_MAKE_VALUE(short, int_value, INT) + FMT_MAKE_VALUE(unsigned short, uint_value, UINT) + FMT_MAKE_VALUE(int, int_value, INT) + FMT_MAKE_VALUE(unsigned, uint_value, UINT) - MakeValue(long value) { - // To minimize the number of types we need to deal with, long is - // translated either to int or to long long depending on its size. - if (const_check(sizeof(long) == sizeof(int))) - int_value = static_cast(value); - else - long_long_value = value; - } - static uint64_t type(long) { - return sizeof(long) == sizeof(int) ? Arg::INT : Arg::LONG_LONG; - } + MakeValue(long value) + { + // To minimize the number of types we need to deal with, long is + // translated either to int or to long long depending on its size. + if (const_check(sizeof(long) == sizeof(int))) + int_value = static_cast(value); + else + long_long_value = value; + } - MakeValue(unsigned long value) { - if (const_check(sizeof(unsigned long) == sizeof(unsigned))) - uint_value = static_cast(value); - else - ulong_long_value = value; - } - static uint64_t type(unsigned long) { - return sizeof(unsigned long) == sizeof(unsigned) ? - Arg::UINT : Arg::ULONG_LONG; - } + static uint64_t type(long) { return sizeof(long) == sizeof(int) ? Arg::INT : Arg::LONG_LONG; } - FMT_MAKE_VALUE(LongLong, long_long_value, LONG_LONG) - FMT_MAKE_VALUE(ULongLong, ulong_long_value, ULONG_LONG) - FMT_MAKE_VALUE(float, double_value, DOUBLE) - FMT_MAKE_VALUE(double, double_value, DOUBLE) - FMT_MAKE_VALUE(long double, long_double_value, LONG_DOUBLE) - FMT_MAKE_VALUE(signed char, int_value, INT) - FMT_MAKE_VALUE(unsigned char, uint_value, UINT) - FMT_MAKE_VALUE(char, int_value, CHAR) + MakeValue(unsigned long value) + { + if (const_check(sizeof(unsigned long) == sizeof(unsigned))) + uint_value = static_cast(value); + else + ulong_long_value = value; + } + + static uint64_t type(unsigned long) + { + return sizeof(unsigned long) == sizeof(unsigned) ? Arg::UINT : Arg::ULONG_LONG; + } + + FMT_MAKE_VALUE(LongLong, long_long_value, LONG_LONG) + FMT_MAKE_VALUE(ULongLong, ulong_long_value, ULONG_LONG) + FMT_MAKE_VALUE(float, double_value, DOUBLE) + FMT_MAKE_VALUE(double, double_value, DOUBLE) + FMT_MAKE_VALUE(long double, long_double_value, LONG_DOUBLE) + FMT_MAKE_VALUE(signed char, int_value, INT) + FMT_MAKE_VALUE(unsigned char, uint_value, UINT) + FMT_MAKE_VALUE(char, int_value, CHAR) #if __cplusplus >= 201103L - template < - typename T, - typename = typename std::enable_if< - std::is_enum::value && ConvertToInt::value>::type> - MakeValue(T value) { int_value = value; } + template::value && ConvertToInt::value>::type> + MakeValue(T value) + { + int_value = value; + } - template < - typename T, - typename = typename std::enable_if< - std::is_enum::value && ConvertToInt::value>::type> - static uint64_t type(T) { return Arg::INT; } + template::value && ConvertToInt::value>::type> + static uint64_t type(T) + { + return Arg::INT; + } #endif #if !defined(_MSC_VER) || defined(_NATIVE_WCHAR_T_DEFINED) - MakeValue(typename WCharHelper::Supported value) { - int_value = value; - } - static uint64_t type(wchar_t) { return Arg::CHAR; } + MakeValue(typename WCharHelper::Supported value) { int_value = value; } + + static uint64_t type(wchar_t) { return Arg::CHAR; } #endif -#define FMT_MAKE_STR_VALUE(Type, TYPE) \ - MakeValue(Type value) { set_string(value); } \ - static uint64_t type(Type) { return Arg::TYPE; } +#define FMT_MAKE_STR_VALUE(Type, TYPE) \ + MakeValue(Type value) { set_string(value); } \ + static uint64_t type(Type) { return Arg::TYPE; } - FMT_MAKE_VALUE(char *, string.value, CSTRING) - FMT_MAKE_VALUE(const char *, string.value, CSTRING) - FMT_MAKE_VALUE(signed char *, sstring.value, CSTRING) - FMT_MAKE_VALUE(const signed char *, sstring.value, CSTRING) - FMT_MAKE_VALUE(unsigned char *, ustring.value, CSTRING) - FMT_MAKE_VALUE(const unsigned char *, ustring.value, CSTRING) - FMT_MAKE_STR_VALUE(const std::string &, STRING) + FMT_MAKE_VALUE(char *, string.value, CSTRING) + FMT_MAKE_VALUE(const char *, string.value, CSTRING) + FMT_MAKE_VALUE(signed char *, sstring.value, CSTRING) + FMT_MAKE_VALUE(const signed char *, sstring.value, CSTRING) + FMT_MAKE_VALUE(unsigned char *, ustring.value, CSTRING) + FMT_MAKE_VALUE(const unsigned char *, ustring.value, CSTRING) + FMT_MAKE_STR_VALUE(const std::string &, STRING) #if FMT_HAS_STRING_VIEW - FMT_MAKE_STR_VALUE(const std::string_view &, STRING) + FMT_MAKE_STR_VALUE(const std::string_view &, STRING) #endif - FMT_MAKE_STR_VALUE(StringRef, STRING) - FMT_MAKE_VALUE_(CStringRef, string.value, CSTRING, value.c_str()) + FMT_MAKE_STR_VALUE(StringRef, STRING) + FMT_MAKE_VALUE_(CStringRef, string.value, CSTRING, value.c_str()) -#define FMT_MAKE_WSTR_VALUE(Type, TYPE) \ - MakeValue(typename WCharHelper::Supported value) { \ - set_string(value); \ - } \ - static uint64_t type(Type) { return Arg::TYPE; } +#define FMT_MAKE_WSTR_VALUE(Type, TYPE) \ + MakeValue(typename WCharHelper::Supported value) { set_string(value); } \ + static uint64_t type(Type) { return Arg::TYPE; } - FMT_MAKE_WSTR_VALUE(wchar_t *, WSTRING) - FMT_MAKE_WSTR_VALUE(const wchar_t *, WSTRING) - FMT_MAKE_WSTR_VALUE(const std::wstring &, WSTRING) + FMT_MAKE_WSTR_VALUE(wchar_t *, WSTRING) + FMT_MAKE_WSTR_VALUE(const wchar_t *, WSTRING) + FMT_MAKE_WSTR_VALUE(const std::wstring &, WSTRING) #if FMT_HAS_STRING_VIEW - FMT_MAKE_WSTR_VALUE(const std::wstring_view &, WSTRING) + FMT_MAKE_WSTR_VALUE(const std::wstring_view &, WSTRING) #endif - FMT_MAKE_WSTR_VALUE(WStringRef, WSTRING) + FMT_MAKE_WSTR_VALUE(WStringRef, WSTRING) - FMT_MAKE_VALUE(void *, pointer, POINTER) - FMT_MAKE_VALUE(const void *, pointer, POINTER) + FMT_MAKE_VALUE(void *, pointer, POINTER) + FMT_MAKE_VALUE(const void *, pointer, POINTER) - template - MakeValue(const T &value, - typename EnableIf::value>::value, int>::type = 0) { - custom.value = &value; - custom.format = &format_custom_arg; - } + template + MakeValue(const T &value, typename EnableIf::value>::value, int>::type = 0) + { + custom.value = &value; + custom.format = &format_custom_arg; + } - template - static typename EnableIf::value>::value, uint64_t>::type - type(const T &) { - return Arg::CUSTOM; - } + template + static typename EnableIf::value>::value, uint64_t>::type type(const T &) + { + return Arg::CUSTOM; + } - // Additional template param `Char_` is needed here because make_type always - // uses char. - template - MakeValue(const NamedArg &value) { pointer = &value; } - template - MakeValue(const NamedArgWithType &value) { pointer = &value; } + // Additional template param `Char_` is needed here because make_type always + // uses char. + template + MakeValue(const NamedArg &value) + { + pointer = &value; + } - template - static uint64_t type(const NamedArg &) { return Arg::NAMED_ARG; } - template - static uint64_t type(const NamedArgWithType &) { return Arg::NAMED_ARG; } + template + MakeValue(const NamedArgWithType &value) + { + pointer = &value; + } + + template + static uint64_t type(const NamedArg &) + { + return Arg::NAMED_ARG; + } + + template + static uint64_t type(const NamedArgWithType &) + { + return Arg::NAMED_ARG; + } }; -template +template class MakeArg : public Arg { public: - MakeArg() { - type = Arg::NONE; - } + MakeArg() { type = Arg::NONE; } - template - MakeArg(const T &value) - : Arg(MakeValue(value)) { - type = static_cast(MakeValue::type(value)); - } + template + MakeArg(const T &value) : Arg(MakeValue(value)) + { + type = static_cast(MakeValue::type(value)); + } }; -template +template struct NamedArg : Arg { - BasicStringRef name; + BasicStringRef name; - template - NamedArg(BasicStringRef argname, const T &value) - : Arg(MakeArg< BasicFormatter >(value)), name(argname) {} + template + NamedArg(BasicStringRef argname, const T &value) : Arg(MakeArg>(value)), + name(argname) + {} }; -template +template struct NamedArgWithType : NamedArg { - NamedArgWithType(BasicStringRef argname, const T &value) - : NamedArg(argname, value) {} + NamedArgWithType(BasicStringRef argname, const T &value) : NamedArg(argname, value) {} }; class RuntimeError : public std::runtime_error { - protected: - RuntimeError() : std::runtime_error("") {} - RuntimeError(const RuntimeError &rerr) : std::runtime_error(rerr) {} - FMT_API ~RuntimeError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; +protected: + RuntimeError() : std::runtime_error("") {} + + RuntimeError(const RuntimeError &rerr) : std::runtime_error(rerr) {} + + FMT_API ~RuntimeError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; }; -template +template class ArgMap; -} // namespace internal +}// namespace internal /** An argument list. */ class ArgList { - private: - // To reduce compiled code size per formatting function call, types of first - // MAX_PACKED_ARGS arguments are passed in the types_ field. - uint64_t types_; - union { - // If the number of arguments is less than MAX_PACKED_ARGS, the argument - // values are stored in values_, otherwise they are stored in args_. - // This is done to reduce compiled code size as storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const internal::Value *values_; - const internal::Arg *args_; - }; +private: + // To reduce compiled code size per formatting function call, types of first + // MAX_PACKED_ARGS arguments are passed in the types_ field. + uint64_t types_; - internal::Arg::Type type(unsigned index) const { - return type(types_, index); - } + union { + // If the number of arguments is less than MAX_PACKED_ARGS, the argument + // values are stored in values_, otherwise they are stored in args_. + // This is done to reduce compiled code size as storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const internal::Value *values_; + const internal::Arg *args_; + }; - template - friend class internal::ArgMap; + internal::Arg::Type type(unsigned index) const { return type(types_, index); } - public: - // Maximum number of arguments with packed types. - enum { MAX_PACKED_ARGS = 16 }; + template + friend class internal::ArgMap; - ArgList() : types_(0) {} +public: + // Maximum number of arguments with packed types. + enum { MAX_PACKED_ARGS = 16 }; - ArgList(ULongLong types, const internal::Value *values) - : types_(types), values_(values) {} - ArgList(ULongLong types, const internal::Arg *args) - : types_(types), args_(args) {} + ArgList() : types_(0) {} - uint64_t types() const { return types_; } + ArgList(ULongLong types, const internal::Value *values) : types_(types), values_(values) {} - /** Returns the argument at specified index. */ - internal::Arg operator[](unsigned index) const { - using internal::Arg; - Arg arg; - bool use_values = type(MAX_PACKED_ARGS - 1) == Arg::NONE; - if (index < MAX_PACKED_ARGS) { - Arg::Type arg_type = type(index); - internal::Value &val = arg; - if (arg_type != Arg::NONE) - val = use_values ? values_[index] : args_[index]; - arg.type = arg_type; - return arg; + ArgList(ULongLong types, const internal::Arg *args) : types_(types), args_(args) {} + + uint64_t types() const { return types_; } + + /** Returns the argument at specified index. */ + internal::Arg operator[](unsigned index) const + { + using internal::Arg; + Arg arg; + bool use_values = type(MAX_PACKED_ARGS - 1) == Arg::NONE; + if (index < MAX_PACKED_ARGS) { + Arg::Type arg_type = type(index); + internal::Value &val = arg; + if (arg_type != Arg::NONE) val = use_values ? values_[index] : args_[index]; + arg.type = arg_type; + return arg; + } + if (use_values) { + // The index is greater than the number of arguments that can be stored + // in values, so return a "none" argument. + arg.type = Arg::NONE; + return arg; + } + for (unsigned i = MAX_PACKED_ARGS; i <= index; ++i) { + if (args_[i].type == Arg::NONE) return args_[i]; + } + return args_[index]; } - if (use_values) { - // The index is greater than the number of arguments that can be stored - // in values, so return a "none" argument. - arg.type = Arg::NONE; - return arg; - } - for (unsigned i = MAX_PACKED_ARGS; i <= index; ++i) { - if (args_[i].type == Arg::NONE) - return args_[i]; - } - return args_[index]; - } - static internal::Arg::Type type(uint64_t types, unsigned index) { - unsigned shift = index * 4; - uint64_t mask = 0xf; - return static_cast( - (types & (mask << shift)) >> shift); - } + static internal::Arg::Type type(uint64_t types, unsigned index) + { + unsigned shift = index * 4; + uint64_t mask = 0xf; + return static_cast((types & (mask << shift)) >> shift); + } }; -#define FMT_DISPATCH(call) static_cast(this)->call +#define FMT_DISPATCH(call) static_cast(this)->call /** \rst @@ -1656,97 +1764,74 @@ class ArgList { }; \endrst */ -template +template class ArgVisitor { - private: - typedef internal::Arg Arg; +private: + typedef internal::Arg Arg; - public: - void report_unhandled_arg() {} +public: + void report_unhandled_arg() {} - Result visit_unhandled_arg() { - FMT_DISPATCH(report_unhandled_arg()); - return Result(); - } + Result visit_unhandled_arg() + { + FMT_DISPATCH(report_unhandled_arg()); + return Result(); + } - /** Visits an ``int`` argument. **/ - Result visit_int(int value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits an ``int`` argument. **/ + Result visit_int(int value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits a ``long long`` argument. **/ - Result visit_long_long(LongLong value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits a ``long long`` argument. **/ + Result visit_long_long(LongLong value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits an ``unsigned`` argument. **/ - Result visit_uint(unsigned value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits an ``unsigned`` argument. **/ + Result visit_uint(unsigned value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits an ``unsigned long long`` argument. **/ - Result visit_ulong_long(ULongLong value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits an ``unsigned long long`` argument. **/ + Result visit_ulong_long(ULongLong value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits a ``bool`` argument. **/ - Result visit_bool(bool value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits a ``bool`` argument. **/ + Result visit_bool(bool value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits a ``char`` or ``wchar_t`` argument. **/ - Result visit_char(int value) { - return FMT_DISPATCH(visit_any_int(value)); - } + /** Visits a ``char`` or ``wchar_t`` argument. **/ + Result visit_char(int value) { return FMT_DISPATCH(visit_any_int(value)); } - /** Visits an argument of any integral type. **/ - template - Result visit_any_int(T) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits an argument of any integral type. **/ + template + Result visit_any_int(T) + { + return FMT_DISPATCH(visit_unhandled_arg()); + } - /** Visits a ``double`` argument. **/ - Result visit_double(double value) { - return FMT_DISPATCH(visit_any_double(value)); - } + /** Visits a ``double`` argument. **/ + Result visit_double(double value) { return FMT_DISPATCH(visit_any_double(value)); } - /** Visits a ``long double`` argument. **/ - Result visit_long_double(long double value) { - return FMT_DISPATCH(visit_any_double(value)); - } + /** Visits a ``long double`` argument. **/ + Result visit_long_double(long double value) { return FMT_DISPATCH(visit_any_double(value)); } - /** Visits a ``double`` or ``long double`` argument. **/ - template - Result visit_any_double(T) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits a ``double`` or ``long double`` argument. **/ + template + Result visit_any_double(T) + { + return FMT_DISPATCH(visit_unhandled_arg()); + } - /** Visits a null-terminated C string (``const char *``) argument. **/ - Result visit_cstring(const char *) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits a null-terminated C string (``const char *``) argument. **/ + Result visit_cstring(const char *) { return FMT_DISPATCH(visit_unhandled_arg()); } - /** Visits a string argument. **/ - Result visit_string(Arg::StringValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits a string argument. **/ + Result visit_string(Arg::StringValue) { return FMT_DISPATCH(visit_unhandled_arg()); } - /** Visits a wide string argument. **/ - Result visit_wstring(Arg::StringValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits a wide string argument. **/ + Result visit_wstring(Arg::StringValue) { return FMT_DISPATCH(visit_unhandled_arg()); } - /** Visits a pointer argument. **/ - Result visit_pointer(const void *) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits a pointer argument. **/ + Result visit_pointer(const void *) { return FMT_DISPATCH(visit_unhandled_arg()); } - /** Visits an argument of a custom (user-defined) type. **/ - Result visit_custom(Arg::CustomValue) { - return FMT_DISPATCH(visit_unhandled_arg()); - } + /** Visits an argument of a custom (user-defined) type. **/ + Result visit_custom(Arg::CustomValue) { return FMT_DISPATCH(visit_unhandled_arg()); } - /** + /** \rst Visits an argument dispatching to the appropriate visit method based on the argument type. For example, if the argument type is ``double`` then @@ -1754,169 +1839,185 @@ class ArgVisitor { called. \endrst */ - Result visit(const Arg &arg) { - switch (arg.type) { - case Arg::NONE: - case Arg::NAMED_ARG: - FMT_ASSERT(false, "invalid argument type"); - break; - case Arg::INT: - return FMT_DISPATCH(visit_int(arg.int_value)); - case Arg::UINT: - return FMT_DISPATCH(visit_uint(arg.uint_value)); - case Arg::LONG_LONG: - return FMT_DISPATCH(visit_long_long(arg.long_long_value)); - case Arg::ULONG_LONG: - return FMT_DISPATCH(visit_ulong_long(arg.ulong_long_value)); - case Arg::BOOL: - return FMT_DISPATCH(visit_bool(arg.int_value != 0)); - case Arg::CHAR: - return FMT_DISPATCH(visit_char(arg.int_value)); - case Arg::DOUBLE: - return FMT_DISPATCH(visit_double(arg.double_value)); - case Arg::LONG_DOUBLE: - return FMT_DISPATCH(visit_long_double(arg.long_double_value)); - case Arg::CSTRING: - return FMT_DISPATCH(visit_cstring(arg.string.value)); - case Arg::STRING: - return FMT_DISPATCH(visit_string(arg.string)); - case Arg::WSTRING: - return FMT_DISPATCH(visit_wstring(arg.wstring)); - case Arg::POINTER: - return FMT_DISPATCH(visit_pointer(arg.pointer)); - case Arg::CUSTOM: - return FMT_DISPATCH(visit_custom(arg.custom)); + Result visit(const Arg &arg) + { + switch (arg.type) { + case Arg::NONE: + case Arg::NAMED_ARG: + FMT_ASSERT(false, "invalid argument type"); + break; + case Arg::INT: + return FMT_DISPATCH(visit_int(arg.int_value)); + case Arg::UINT: + return FMT_DISPATCH(visit_uint(arg.uint_value)); + case Arg::LONG_LONG: + return FMT_DISPATCH(visit_long_long(arg.long_long_value)); + case Arg::ULONG_LONG: + return FMT_DISPATCH(visit_ulong_long(arg.ulong_long_value)); + case Arg::BOOL: + return FMT_DISPATCH(visit_bool(arg.int_value != 0)); + case Arg::CHAR: + return FMT_DISPATCH(visit_char(arg.int_value)); + case Arg::DOUBLE: + return FMT_DISPATCH(visit_double(arg.double_value)); + case Arg::LONG_DOUBLE: + return FMT_DISPATCH(visit_long_double(arg.long_double_value)); + case Arg::CSTRING: + return FMT_DISPATCH(visit_cstring(arg.string.value)); + case Arg::STRING: + return FMT_DISPATCH(visit_string(arg.string)); + case Arg::WSTRING: + return FMT_DISPATCH(visit_wstring(arg.wstring)); + case Arg::POINTER: + return FMT_DISPATCH(visit_pointer(arg.pointer)); + case Arg::CUSTOM: + return FMT_DISPATCH(visit_custom(arg.custom)); + } + return Result(); } - return Result(); - } }; -enum Alignment { - ALIGN_DEFAULT, ALIGN_LEFT, ALIGN_RIGHT, ALIGN_CENTER, ALIGN_NUMERIC -}; +enum Alignment { ALIGN_DEFAULT, ALIGN_LEFT, ALIGN_RIGHT, ALIGN_CENTER, ALIGN_NUMERIC }; // Flags. enum { - SIGN_FLAG = 1, PLUS_FLAG = 2, MINUS_FLAG = 4, HASH_FLAG = 8, - CHAR_FLAG = 0x10 // Argument has char type - used in error reporting. + SIGN_FLAG = 1, + PLUS_FLAG = 2, + MINUS_FLAG = 4, + HASH_FLAG = 8, + CHAR_FLAG = 0x10// Argument has char type - used in error reporting. }; // An empty format specifier. struct EmptySpec {}; // A type specifier. -template +template struct TypeSpec : EmptySpec { - Alignment align() const { return ALIGN_DEFAULT; } - unsigned width() const { return 0; } - int precision() const { return -1; } - bool flag(unsigned) const { return false; } - char type() const { return TYPE; } - char type_prefix() const { return TYPE; } - char fill() const { return ' '; } + Alignment align() const { return ALIGN_DEFAULT; } + + unsigned width() const { return 0; } + + int precision() const { return -1; } + + bool flag(unsigned) const { return false; } + + char type() const { return TYPE; } + + char type_prefix() const { return TYPE; } + + char fill() const { return ' '; } }; // A width specifier. struct WidthSpec { - unsigned width_; - // Fill is always wchar_t and cast to char if necessary to avoid having - // two specialization of WidthSpec and its subclasses. - wchar_t fill_; + unsigned width_; + // Fill is always wchar_t and cast to char if necessary to avoid having + // two specialization of WidthSpec and its subclasses. + wchar_t fill_; - WidthSpec(unsigned width, wchar_t fill) : width_(width), fill_(fill) {} + WidthSpec(unsigned width, wchar_t fill) : width_(width), fill_(fill) {} - unsigned width() const { return width_; } - wchar_t fill() const { return fill_; } + unsigned width() const { return width_; } + + wchar_t fill() const { return fill_; } }; // An alignment specifier. struct AlignSpec : WidthSpec { - Alignment align_; + Alignment align_; - AlignSpec(unsigned width, wchar_t fill, Alignment align = ALIGN_DEFAULT) - : WidthSpec(width, fill), align_(align) {} + AlignSpec(unsigned width, wchar_t fill, Alignment align = ALIGN_DEFAULT) : WidthSpec(width, fill), align_(align) {} - Alignment align() const { return align_; } + Alignment align() const { return align_; } - int precision() const { return -1; } + int precision() const { return -1; } }; // An alignment and type specifier. -template +template struct AlignTypeSpec : AlignSpec { - AlignTypeSpec(unsigned width, wchar_t fill) : AlignSpec(width, fill) {} + AlignTypeSpec(unsigned width, wchar_t fill) : AlignSpec(width, fill) {} - bool flag(unsigned) const { return false; } - char type() const { return TYPE; } - char type_prefix() const { return TYPE; } + bool flag(unsigned) const { return false; } + + char type() const { return TYPE; } + + char type_prefix() const { return TYPE; } }; // A full format specifier. struct FormatSpec : AlignSpec { - unsigned flags_; - int precision_; - char type_; + unsigned flags_; + int precision_; + char type_; - FormatSpec( - unsigned width = 0, char type = 0, wchar_t fill = ' ') - : AlignSpec(width, fill), flags_(0), precision_(-1), type_(type) {} + FormatSpec(unsigned width = 0, char type = 0, wchar_t fill = ' ') + : AlignSpec(width, fill), + flags_(0), + precision_(-1), + type_(type) + {} - bool flag(unsigned f) const { return (flags_ & f) != 0; } - int precision() const { return precision_; } - char type() const { return type_; } - char type_prefix() const { return type_; } + bool flag(unsigned f) const { return (flags_ & f) != 0; } + + int precision() const { return precision_; } + + char type() const { return type_; } + + char type_prefix() const { return type_; } }; // An integer format specifier. -template , typename Char = char> +template, typename Char = char> class IntFormatSpec : public SpecT { - private: - T value_; +private: + T value_; - public: - IntFormatSpec(T val, const SpecT &spec = SpecT()) - : SpecT(spec), value_(val) {} +public: + IntFormatSpec(T val, const SpecT &spec = SpecT()) : SpecT(spec), value_(val) {} - T value() const { return value_; } + T value() const { return value_; } }; // A string format specifier. -template +template class StrFormatSpec : public AlignSpec { - private: - const Char *str_; +private: + const Char *str_; - public: - template - StrFormatSpec(const Char *str, unsigned width, FillChar fill) - : AlignSpec(width, fill), str_(str) { - internal::CharTraits::convert(FillChar()); - } +public: + template + StrFormatSpec(const Char *str, unsigned width, FillChar fill) : AlignSpec(width, fill), + str_(str) + { + internal::CharTraits::convert(FillChar()); + } - const Char *str() const { return str_; } + const Char *str() const { return str_; } }; /** Returns an integer format specifier to format the value in base 2. */ -IntFormatSpec > bin(int value); +IntFormatSpec> bin(int value); /** Returns an integer format specifier to format the value in base 8. */ -IntFormatSpec > oct(int value); +IntFormatSpec> oct(int value); /** Returns an integer format specifier to format the value in base 16 using lower-case letters for the digits above 9. */ -IntFormatSpec > hex(int value); +IntFormatSpec> hex(int value); /** Returns an integer formatter format specifier to format in base 16 using upper-case letters for the digits above 9. */ -IntFormatSpec > hexu(int value); +IntFormatSpec> hexu(int value); /** \rst @@ -1932,58 +2033,59 @@ IntFormatSpec > hexu(int value); \endrst */ -template -IntFormatSpec, Char> pad( - int value, unsigned width, Char fill = ' '); +template +IntFormatSpec, Char> pad(int value, unsigned width, Char fill = ' '); -#define FMT_DEFINE_INT_FORMATTERS(TYPE) \ -inline IntFormatSpec > bin(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'b'>()); \ -} \ - \ -inline IntFormatSpec > oct(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'o'>()); \ -} \ - \ -inline IntFormatSpec > hex(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'x'>()); \ -} \ - \ -inline IntFormatSpec > hexu(TYPE value) { \ - return IntFormatSpec >(value, TypeSpec<'X'>()); \ -} \ - \ -template \ -inline IntFormatSpec > pad( \ - IntFormatSpec > f, unsigned width) { \ - return IntFormatSpec >( \ - f.value(), AlignTypeSpec(width, ' ')); \ -} \ - \ -/* For compatibility with older compilers we provide two overloads for pad, */ \ -/* one that takes a fill character and one that doesn't. In the future this */ \ -/* can be replaced with one overload making the template argument Char */ \ -/* default to char (C++11). */ \ -template \ -inline IntFormatSpec, Char> pad( \ - IntFormatSpec, Char> f, \ - unsigned width, Char fill) { \ - return IntFormatSpec, Char>( \ - f.value(), AlignTypeSpec(width, fill)); \ -} \ - \ -inline IntFormatSpec > pad( \ - TYPE value, unsigned width) { \ - return IntFormatSpec >( \ - value, AlignTypeSpec<0>(width, ' ')); \ -} \ - \ -template \ -inline IntFormatSpec, Char> pad( \ - TYPE value, unsigned width, Char fill) { \ - return IntFormatSpec, Char>( \ - value, AlignTypeSpec<0>(width, fill)); \ -} +#define FMT_DEFINE_INT_FORMATTERS(TYPE) \ + inline IntFormatSpec> bin(TYPE value) \ + { \ + return IntFormatSpec>(value, TypeSpec<'b'>()); \ + } \ + \ + inline IntFormatSpec> oct(TYPE value) \ + { \ + return IntFormatSpec>(value, TypeSpec<'o'>()); \ + } \ + \ + inline IntFormatSpec> hex(TYPE value) \ + { \ + return IntFormatSpec>(value, TypeSpec<'x'>()); \ + } \ + \ + inline IntFormatSpec> hexu(TYPE value) \ + { \ + return IntFormatSpec>(value, TypeSpec<'X'>()); \ + } \ + \ + template \ + inline IntFormatSpec> pad(IntFormatSpec> f, \ + unsigned width) \ + { \ + return IntFormatSpec>(f.value(), AlignTypeSpec(width, ' ')); \ + } \ + \ + /* For compatibility with older compilers we provide two overloads for pad, */ \ + /* one that takes a fill character and one that doesn't. In the future this */ \ + /* can be replaced with one overload making the template argument Char */ \ + /* default to char (C++11). */ \ + template \ + inline IntFormatSpec, Char> pad(IntFormatSpec, Char> f, \ + unsigned width, \ + Char fill) \ + { \ + return IntFormatSpec, Char>(f.value(), AlignTypeSpec(width, fill)); \ + } \ + \ + inline IntFormatSpec> pad(TYPE value, unsigned width) \ + { \ + return IntFormatSpec>(value, AlignTypeSpec<0>(width, ' ')); \ + } \ + \ + template \ + inline IntFormatSpec, Char> pad(TYPE value, unsigned width, Char fill) \ + { \ + return IntFormatSpec, Char>(value, AlignTypeSpec<0>(width, fill)); \ + } FMT_DEFINE_INT_FORMATTERS(int) FMT_DEFINE_INT_FORMATTERS(long) @@ -2004,239 +2106,252 @@ FMT_DEFINE_INT_FORMATTERS(ULongLong) \endrst */ -template -inline StrFormatSpec pad( - const Char *str, unsigned width, Char fill = ' ') { - return StrFormatSpec(str, width, fill); +template +inline StrFormatSpec +pad(const Char *str, unsigned width, Char fill = ' ') +{ + return StrFormatSpec(str, width, fill); } -inline StrFormatSpec pad( - const wchar_t *str, unsigned width, char fill = ' ') { - return StrFormatSpec(str, width, fill); +inline StrFormatSpec +pad(const wchar_t *str, unsigned width, char fill = ' ') +{ + return StrFormatSpec(str, width, fill); } namespace internal { -template +template class ArgMap { - private: - typedef std::vector< - std::pair, internal::Arg> > MapType; - typedef typename MapType::value_type Pair; +private: + typedef std::vector, internal::Arg>> MapType; + typedef typename MapType::value_type Pair; - MapType map_; + MapType map_; - public: - void init(const ArgList &args); +public: + void init(const ArgList &args); - const internal::Arg *find(const fmt::BasicStringRef &name) const { - // The list is unsorted, so just return the first matching name. - for (typename MapType::const_iterator it = map_.begin(), end = map_.end(); - it != end; ++it) { - if (it->first == name) - return &it->second; + const internal::Arg *find(const fmt::BasicStringRef &name) const + { + // The list is unsorted, so just return the first matching name. + for (typename MapType::const_iterator it = map_.begin(), end = map_.end(); it != end; ++it) { + if (it->first == name) return &it->second; + } + return FMT_NULL; } - return FMT_NULL; - } }; -template -void ArgMap::init(const ArgList &args) { - if (!map_.empty()) - return; - typedef internal::NamedArg NamedArg; - const NamedArg *named_arg = FMT_NULL; - bool use_values = - args.type(ArgList::MAX_PACKED_ARGS - 1) == internal::Arg::NONE; - if (use_values) { - for (unsigned i = 0;/*nothing*/; ++i) { - internal::Arg::Type arg_type = args.type(i); - switch (arg_type) { - case internal::Arg::NONE: +template +void +ArgMap::init(const ArgList &args) +{ + if (!map_.empty()) return; + typedef internal::NamedArg NamedArg; + const NamedArg *named_arg = FMT_NULL; + bool use_values = args.type(ArgList::MAX_PACKED_ARGS - 1) == internal::Arg::NONE; + if (use_values) { + for (unsigned i = 0; /*nothing*/; ++i) { + internal::Arg::Type arg_type = args.type(i); + switch (arg_type) { + case internal::Arg::NONE: + return; + case internal::Arg::NAMED_ARG: + named_arg = static_cast(args.values_[i].pointer); + map_.push_back(Pair(named_arg->name, *named_arg)); + break; + default: + /*nothing*/; + } + } return; - case internal::Arg::NAMED_ARG: - named_arg = static_cast(args.values_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); - break; - default: - /*nothing*/; - } } - return; - } - for (unsigned i = 0; i != ArgList::MAX_PACKED_ARGS; ++i) { - internal::Arg::Type arg_type = args.type(i); - if (arg_type == internal::Arg::NAMED_ARG) { - named_arg = static_cast(args.args_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); + for (unsigned i = 0; i != ArgList::MAX_PACKED_ARGS; ++i) { + internal::Arg::Type arg_type = args.type(i); + if (arg_type == internal::Arg::NAMED_ARG) { + named_arg = static_cast(args.args_[i].pointer); + map_.push_back(Pair(named_arg->name, *named_arg)); + } } - } - for (unsigned i = ArgList::MAX_PACKED_ARGS;/*nothing*/; ++i) { - switch (args.args_[i].type) { - case internal::Arg::NONE: - return; - case internal::Arg::NAMED_ARG: - named_arg = static_cast(args.args_[i].pointer); - map_.push_back(Pair(named_arg->name, *named_arg)); - break; - default: - /*nothing*/; + for (unsigned i = ArgList::MAX_PACKED_ARGS; /*nothing*/; ++i) { + switch (args.args_[i].type) { + case internal::Arg::NONE: + return; + case internal::Arg::NAMED_ARG: + named_arg = static_cast(args.args_[i].pointer); + map_.push_back(Pair(named_arg->name, *named_arg)); + break; + default: + /*nothing*/; + } } - } } -template +template class ArgFormatterBase : public ArgVisitor { - private: - BasicWriter &writer_; - Spec &spec_; +private: + BasicWriter &writer_; + Spec &spec_; - FMT_DISALLOW_COPY_AND_ASSIGN(ArgFormatterBase); + FMT_DISALLOW_COPY_AND_ASSIGN(ArgFormatterBase); - void write_pointer(const void *p) { - spec_.flags_ = HASH_FLAG; - spec_.type_ = 'x'; - writer_.write_int(reinterpret_cast(p), spec_); - } - - // workaround MSVC two-phase lookup issue - typedef internal::Arg Arg; - - protected: - BasicWriter &writer() { return writer_; } - Spec &spec() { return spec_; } - - void write(bool value) { - const char *str_value = value ? "true" : "false"; - Arg::StringValue str = { str_value, std::strlen(str_value) }; - writer_.write_str(str, spec_); - } - - void write(const char *value) { - Arg::StringValue str = {value, value ? std::strlen(value) : 0}; - writer_.write_str(str, spec_); - } - - public: - typedef Spec SpecType; - - ArgFormatterBase(BasicWriter &w, Spec &s) - : writer_(w), spec_(s) {} - - template - void visit_any_int(T value) { writer_.write_int(value, spec_); } - - template - void visit_any_double(T value) { writer_.write_double(value, spec_); } - - void visit_bool(bool value) { - if (spec_.type_) { - visit_any_int(value); - return; + void write_pointer(const void *p) + { + //FIXME: @tqcq cast_pointer + spec_.flags_ = HASH_FLAG; + spec_.type_ = 'x'; +#if (sizeof(uintptr_t) < sizeof(void *)) + writer_.write_int(reinterpret_cast(p), spec_); +#else + writer_.write_int(reinterpret_cast(p), spec_); +#endif } - write(value); - } - void visit_char(int value) { - if (spec_.type_ && spec_.type_ != 'c') { - spec_.flags_ |= CHAR_FLAG; - writer_.write_int(value, spec_); - return; + // workaround MSVC two-phase lookup issue + typedef internal::Arg Arg; + +protected: + BasicWriter &writer() { return writer_; } + + Spec &spec() { return spec_; } + + void write(bool value) + { + const char *str_value = value ? "true" : "false"; + Arg::StringValue str = {str_value, std::strlen(str_value)}; + writer_.write_str(str, spec_); } - if (spec_.align_ == ALIGN_NUMERIC || spec_.flags_ != 0) - FMT_THROW(FormatError("invalid format specifier for char")); - typedef typename BasicWriter::CharPtr CharPtr; - Char fill = internal::CharTraits::cast(spec_.fill()); - CharPtr out = CharPtr(); - const unsigned CHAR_SIZE = 1; - if (spec_.width_ > CHAR_SIZE) { - out = writer_.grow_buffer(spec_.width_); - if (spec_.align_ == ALIGN_RIGHT) { - std::uninitialized_fill_n(out, spec_.width_ - CHAR_SIZE, fill); - out += spec_.width_ - CHAR_SIZE; - } else if (spec_.align_ == ALIGN_CENTER) { - out = writer_.fill_padding(out, spec_.width_, - internal::const_check(CHAR_SIZE), fill); - } else { - std::uninitialized_fill_n(out + CHAR_SIZE, - spec_.width_ - CHAR_SIZE, fill); - } - } else { - out = writer_.grow_buffer(CHAR_SIZE); + + void write(const char *value) + { + Arg::StringValue str = {value, value ? std::strlen(value) : 0}; + writer_.write_str(str, spec_); } - *out = internal::CharTraits::cast(value); - } - void visit_cstring(const char *value) { - if (spec_.type_ == 'p') - return write_pointer(value); - write(value); - } +public: + typedef Spec SpecType; - // Qualification with "internal" here and below is a workaround for nvcc. - void visit_string(internal::Arg::StringValue value) { - writer_.write_str(value, spec_); - } + ArgFormatterBase(BasicWriter &w, Spec &s) : writer_(w), spec_(s) {} - using ArgVisitor::visit_wstring; + template + void visit_any_int(T value) + { + writer_.write_int(value, spec_); + } - void visit_wstring(internal::Arg::StringValue value) { - writer_.write_str(value, spec_); - } + template + void visit_any_double(T value) + { + writer_.write_double(value, spec_); + } - void visit_pointer(const void *value) { - if (spec_.type_ && spec_.type_ != 'p') - report_unknown_type(spec_.type_, "pointer"); - write_pointer(value); - } + void visit_bool(bool value) + { + if (spec_.type_) { + visit_any_int(value); + return; + } + write(value); + } + + void visit_char(int value) + { + if (spec_.type_ && spec_.type_ != 'c') { + spec_.flags_ |= CHAR_FLAG; + writer_.write_int(value, spec_); + return; + } + if (spec_.align_ == ALIGN_NUMERIC || spec_.flags_ != 0) + FMT_THROW(FormatError("invalid format specifier for char")); + typedef typename BasicWriter::CharPtr CharPtr; + Char fill = internal::CharTraits::cast(spec_.fill()); + CharPtr out = CharPtr(); + const unsigned CHAR_SIZE = 1; + if (spec_.width_ > CHAR_SIZE) { + out = writer_.grow_buffer(spec_.width_); + if (spec_.align_ == ALIGN_RIGHT) { + std::uninitialized_fill_n(out, spec_.width_ - CHAR_SIZE, fill); + out += spec_.width_ - CHAR_SIZE; + } else if (spec_.align_ == ALIGN_CENTER) { + out = writer_.fill_padding(out, spec_.width_, internal::const_check(CHAR_SIZE), fill); + } else { + std::uninitialized_fill_n(out + CHAR_SIZE, spec_.width_ - CHAR_SIZE, fill); + } + } else { + out = writer_.grow_buffer(CHAR_SIZE); + } + *out = internal::CharTraits::cast(value); + } + + void visit_cstring(const char *value) + { + if (spec_.type_ == 'p') return write_pointer(value); + write(value); + } + + // Qualification with "internal" here and below is a workaround for nvcc. + void visit_string(internal::Arg::StringValue value) { writer_.write_str(value, spec_); } + + using ArgVisitor::visit_wstring; + + void visit_wstring(internal::Arg::StringValue value) { writer_.write_str(value, spec_); } + + void visit_pointer(const void *value) + { + if (spec_.type_ && spec_.type_ != 'p') report_unknown_type(spec_.type_, "pointer"); + write_pointer(value); + } }; class FormatterBase { - private: - ArgList args_; - int next_arg_index_; +private: + ArgList args_; + int next_arg_index_; - // Returns the argument with specified index. - FMT_API Arg do_get_arg(unsigned arg_index, const char *&error); + // Returns the argument with specified index. + FMT_API Arg do_get_arg(unsigned arg_index, const char *&error); - protected: - const ArgList &args() const { return args_; } +protected: + const ArgList &args() const { return args_; } - explicit FormatterBase(const ArgList &args) { - args_ = args; - next_arg_index_ = 0; - } - - // Returns the next argument. - Arg next_arg(const char *&error) { - if (next_arg_index_ >= 0) - return do_get_arg(internal::to_unsigned(next_arg_index_++), error); - error = "cannot switch from manual to automatic argument indexing"; - return Arg(); - } - - // Checks if manual indexing is used and returns the argument with - // specified index. - Arg get_arg(unsigned arg_index, const char *&error) { - return check_no_auto_index(error) ? do_get_arg(arg_index, error) : Arg(); - } - - bool check_no_auto_index(const char *&error) { - if (next_arg_index_ > 0) { - error = "cannot switch from automatic to manual argument indexing"; - return false; + explicit FormatterBase(const ArgList &args) + { + args_ = args; + next_arg_index_ = 0; } - next_arg_index_ = -1; - return true; - } - template - void write(BasicWriter &w, const Char *start, const Char *end) { - if (start != end) - w << BasicStringRef(start, internal::to_unsigned(end - start)); - } + // Returns the next argument. + Arg next_arg(const char *&error) + { + if (next_arg_index_ >= 0) return do_get_arg(internal::to_unsigned(next_arg_index_++), error); + error = "cannot switch from manual to automatic argument indexing"; + return Arg(); + } + + // Checks if manual indexing is used and returns the argument with + // specified index. + Arg get_arg(unsigned arg_index, const char *&error) + { + return check_no_auto_index(error) ? do_get_arg(arg_index, error) : Arg(); + } + + bool check_no_auto_index(const char *&error) + { + if (next_arg_index_ > 0) { + error = "cannot switch from automatic to manual argument indexing"; + return false; + } + next_arg_index_ = -1; + return true; + } + + template + void write(BasicWriter &w, const Char *start, const Char *end) + { + if (start != end) w << BasicStringRef(start, internal::to_unsigned(end - start)); + } }; -} // namespace internal +}// namespace internal /** \rst @@ -2255,14 +2370,14 @@ class FormatterBase { will be called. \endrst */ -template +template class BasicArgFormatter : public internal::ArgFormatterBase { - private: - BasicFormatter &formatter_; - const Char *format_; +private: + BasicFormatter &formatter_; + const Char *format_; - public: - /** +public: + /** \rst Constructs an argument formatter object. *formatter* is a reference to the main formatter object, *spec* contains @@ -2270,275 +2385,274 @@ class BasicArgFormatter : public internal::ArgFormatterBase { to the part of the format string being parsed for custom argument types. \endrst */ - BasicArgFormatter(BasicFormatter &formatter, - Spec &spec, const Char *fmt) - : internal::ArgFormatterBase(formatter.writer(), spec), - formatter_(formatter), format_(fmt) {} + BasicArgFormatter(BasicFormatter &formatter, Spec &spec, const Char *fmt) + : internal::ArgFormatterBase(formatter.writer(), spec), + formatter_(formatter), + format_(fmt) + {} - /** Formats an argument of a custom (user-defined) type. */ - void visit_custom(internal::Arg::CustomValue c) { - c.format(&formatter_, c.value, &format_); - } + /** Formats an argument of a custom (user-defined) type. */ + void visit_custom(internal::Arg::CustomValue c) { c.format(&formatter_, c.value, &format_); } }; /** The default argument formatter. */ -template -class ArgFormatter : - public BasicArgFormatter, Char, FormatSpec> { - public: - /** Constructs an argument formatter object. */ - ArgFormatter(BasicFormatter &formatter, - FormatSpec &spec, const Char *fmt) - : BasicArgFormatter, - Char, FormatSpec>(formatter, spec, fmt) {} +template +class ArgFormatter : public BasicArgFormatter, Char, FormatSpec> { +public: + /** Constructs an argument formatter object. */ + ArgFormatter(BasicFormatter &formatter, FormatSpec &spec, const Char *fmt) + : BasicArgFormatter, Char, FormatSpec>(formatter, spec, fmt) + {} }; /** This template formats data and writes the output to a writer. */ -template +template class BasicFormatter : private internal::FormatterBase { - public: - /** The character type for the output. */ - typedef CharType Char; +public: + /** The character type for the output. */ + typedef CharType Char; - private: - BasicWriter &writer_; - internal::ArgMap map_; +private: + BasicWriter &writer_; + internal::ArgMap map_; - FMT_DISALLOW_COPY_AND_ASSIGN(BasicFormatter); + FMT_DISALLOW_COPY_AND_ASSIGN(BasicFormatter); - using internal::FormatterBase::get_arg; + using internal::FormatterBase::get_arg; - // Checks if manual indexing is used and returns the argument with - // specified name. - internal::Arg get_arg(BasicStringRef arg_name, const char *&error); + // Checks if manual indexing is used and returns the argument with + // specified name. + internal::Arg get_arg(BasicStringRef arg_name, const char *&error); - // Parses argument index and returns corresponding argument. - internal::Arg parse_arg_index(const Char *&s); + // Parses argument index and returns corresponding argument. + internal::Arg parse_arg_index(const Char *&s); - // Parses argument name and returns corresponding argument. - internal::Arg parse_arg_name(const Char *&s); + // Parses argument name and returns corresponding argument. + internal::Arg parse_arg_name(const Char *&s); - public: - /** +public: + /** \rst Constructs a ``BasicFormatter`` object. References to the arguments and the writer are stored in the formatter object so make sure they have appropriate lifetimes. \endrst */ - BasicFormatter(const ArgList &args, BasicWriter &w) - : internal::FormatterBase(args), writer_(w) {} + BasicFormatter(const ArgList &args, BasicWriter &w) : internal::FormatterBase(args), writer_(w) {} - /** Returns a reference to the writer associated with this formatter. */ - BasicWriter &writer() { return writer_; } + /** Returns a reference to the writer associated with this formatter. */ + BasicWriter &writer() { return writer_; } - /** Formats stored arguments and writes the output to the writer. */ - void format(BasicCStringRef format_str); + /** Formats stored arguments and writes the output to the writer. */ + void format(BasicCStringRef format_str); - // Formats a single argument and advances format_str, a format string pointer. - const Char *format(const Char *&format_str, const internal::Arg &arg); + // Formats a single argument and advances format_str, a format string pointer. + const Char *format(const Char *&format_str, const internal::Arg &arg); }; // Generates a comma-separated list with results of applying f to // numbers 0..n-1. -# define FMT_GEN(n, f) FMT_GEN##n(f) -# define FMT_GEN1(f) f(0) -# define FMT_GEN2(f) FMT_GEN1(f), f(1) -# define FMT_GEN3(f) FMT_GEN2(f), f(2) -# define FMT_GEN4(f) FMT_GEN3(f), f(3) -# define FMT_GEN5(f) FMT_GEN4(f), f(4) -# define FMT_GEN6(f) FMT_GEN5(f), f(5) -# define FMT_GEN7(f) FMT_GEN6(f), f(6) -# define FMT_GEN8(f) FMT_GEN7(f), f(7) -# define FMT_GEN9(f) FMT_GEN8(f), f(8) -# define FMT_GEN10(f) FMT_GEN9(f), f(9) -# define FMT_GEN11(f) FMT_GEN10(f), f(10) -# define FMT_GEN12(f) FMT_GEN11(f), f(11) -# define FMT_GEN13(f) FMT_GEN12(f), f(12) -# define FMT_GEN14(f) FMT_GEN13(f), f(13) -# define FMT_GEN15(f) FMT_GEN14(f), f(14) +#define FMT_GEN(n, f) FMT_GEN##n(f) +#define FMT_GEN1(f) f(0) +#define FMT_GEN2(f) FMT_GEN1(f), f(1) +#define FMT_GEN3(f) FMT_GEN2(f), f(2) +#define FMT_GEN4(f) FMT_GEN3(f), f(3) +#define FMT_GEN5(f) FMT_GEN4(f), f(4) +#define FMT_GEN6(f) FMT_GEN5(f), f(5) +#define FMT_GEN7(f) FMT_GEN6(f), f(6) +#define FMT_GEN8(f) FMT_GEN7(f), f(7) +#define FMT_GEN9(f) FMT_GEN8(f), f(8) +#define FMT_GEN10(f) FMT_GEN9(f), f(9) +#define FMT_GEN11(f) FMT_GEN10(f), f(10) +#define FMT_GEN12(f) FMT_GEN11(f), f(11) +#define FMT_GEN13(f) FMT_GEN12(f), f(12) +#define FMT_GEN14(f) FMT_GEN13(f), f(13) +#define FMT_GEN15(f) FMT_GEN14(f), f(14) namespace internal { -inline uint64_t make_type() { return 0; } - -template -inline uint64_t make_type(const T &arg) { - return MakeValue< BasicFormatter >::type(arg); +inline uint64_t +make_type() +{ + return 0; } -template +template +inline uint64_t +make_type(const T &arg) +{ + return MakeValue>::type(arg); +} + +template struct ArgArray; -template -struct ArgArray { - // '+' is used to silence GCC -Wduplicated-branches warning. - typedef Value Type[N > 0 ? N : +1]; +template +struct ArgArray { + // '+' is used to silence GCC -Wduplicated-branches warning. + typedef Value Type[N > 0 ? N : +1]; - template - static Value make(const T &value) { + template + static Value make(const T &value) + { #ifdef __clang__ - Value result = MakeValue(value); - // Workaround a bug in Apple LLVM version 4.2 (clang-425.0.28) of clang: - // https://github.com/fmtlib/fmt/issues/276 - (void)result.custom.format; - return result; + Value result = MakeValue(value); + // Workaround a bug in Apple LLVM version 4.2 (clang-425.0.28) of clang: + // https://github.com/fmtlib/fmt/issues/276 + (void) result.custom.format; + return result; #else - return MakeValue(value); + return MakeValue(value); #endif - } + } }; -template -struct ArgArray { - typedef Arg Type[N + 1]; // +1 for the list end Arg::NONE +template +struct ArgArray { + typedef Arg Type[N + 1];// +1 for the list end Arg::NONE - template - static Arg make(const T &value) { return MakeArg(value); } + template + static Arg make(const T &value) + { + return MakeArg(value); + } }; #if FMT_USE_VARIADIC_TEMPLATES -template -inline uint64_t make_type(const Arg &first, const Args & ... tail) { - return make_type(first) | (make_type(tail...) << 4); +template +inline uint64_t +make_type(const Arg &first, const Args &...tail) +{ + return make_type(first) | (make_type(tail...) << 4); } #else struct ArgType { - uint64_t type; + uint64_t type; - ArgType() : type(0) {} + ArgType() : type(0) {} - template - ArgType(const T &arg) : type(make_type(arg)) {} + template + ArgType(const T &arg) : type(make_type(arg)) + {} }; -# define FMT_ARG_TYPE_DEFAULT(n) ArgType t##n = ArgType() +#define FMT_ARG_TYPE_DEFAULT(n) ArgType t##n = ArgType() -inline uint64_t make_type(FMT_GEN15(FMT_ARG_TYPE_DEFAULT)) { - return t0.type | (t1.type << 4) | (t2.type << 8) | (t3.type << 12) | - (t4.type << 16) | (t5.type << 20) | (t6.type << 24) | (t7.type << 28) | - (t8.type << 32) | (t9.type << 36) | (t10.type << 40) | (t11.type << 44) | - (t12.type << 48) | (t13.type << 52) | (t14.type << 56); +inline uint64_t +make_type(FMT_GEN15(FMT_ARG_TYPE_DEFAULT)) +{ + return t0.type | (t1.type << 4) | (t2.type << 8) | (t3.type << 12) | (t4.type << 16) | (t5.type << 20) + | (t6.type << 24) | (t7.type << 28) | (t8.type << 32) | (t9.type << 36) | (t10.type << 40) | (t11.type << 44) + | (t12.type << 48) | (t13.type << 52) | (t14.type << 56); } #endif -} // namespace internal +}// namespace internal -# define FMT_MAKE_TEMPLATE_ARG(n) typename T##n -# define FMT_MAKE_ARG_TYPE(n) T##n -# define FMT_MAKE_ARG(n) const T##n &v##n -# define FMT_ASSIGN_char(n) \ - arr[n] = fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) -# define FMT_ASSIGN_wchar_t(n) \ - arr[n] = fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) +#define FMT_MAKE_TEMPLATE_ARG(n) typename T##n +#define FMT_MAKE_ARG_TYPE(n) T##n +#define FMT_MAKE_ARG(n) const T##n &v##n +#define FMT_ASSIGN_char(n) arr[n] = fmt::internal::MakeValue>(v##n) +#define FMT_ASSIGN_wchar_t(n) arr[n] = fmt::internal::MakeValue>(v##n) #if FMT_USE_VARIADIC_TEMPLATES // Defines a variadic function returning void. -# define FMT_VARIADIC_VOID(func, arg_type) \ - template \ - void func(arg_type arg0, const Args & ... args) { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - func(arg0, fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } +#define FMT_VARIADIC_VOID(func, arg_type) \ + template \ + void func(arg_type arg0, const Args &...args) \ + { \ + typedef fmt::internal::ArgArray ArgArray; \ + typename ArgArray::Type array{ArgArray::template make>(args)...}; \ + func(arg0, fmt::ArgList(fmt::internal::make_type(args...), array)); \ + } // Defines a variadic constructor. -# define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ - template \ - ctor(arg0_type arg0, arg1_type arg1, const Args & ... args) { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - func(arg0, arg1, fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } +#define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ + template \ + ctor(arg0_type arg0, arg1_type arg1, const Args &...args) \ + { \ + typedef fmt::internal::ArgArray ArgArray; \ + typename ArgArray::Type array{ArgArray::template make>(args)...}; \ + func(arg0, arg1, fmt::ArgList(fmt::internal::make_type(args...), array)); \ + } #else -# define FMT_MAKE_REF(n) \ - fmt::internal::MakeValue< fmt::BasicFormatter >(v##n) -# define FMT_MAKE_REF2(n) v##n +#define FMT_MAKE_REF(n) fmt::internal::MakeValue>(v##n) +#define FMT_MAKE_REF2(n) v##n // Defines a wrapper for a function taking one argument of type arg_type // and n additional arguments of arbitrary types. -# define FMT_WRAP1(func, arg_type, n) \ - template \ - inline void func(arg_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) { \ - const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ - func(arg1, fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ - } +#define FMT_WRAP1(func, arg_type, n) \ + template \ + inline void func(arg_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) \ + { \ + const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ + func(arg1, fmt::ArgList(fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ + } // Emulates a variadic function returning void on a pre-C++11 compiler. -# define FMT_VARIADIC_VOID(func, arg_type) \ - inline void func(arg_type arg) { func(arg, fmt::ArgList()); } \ - FMT_WRAP1(func, arg_type, 1) FMT_WRAP1(func, arg_type, 2) \ - FMT_WRAP1(func, arg_type, 3) FMT_WRAP1(func, arg_type, 4) \ - FMT_WRAP1(func, arg_type, 5) FMT_WRAP1(func, arg_type, 6) \ - FMT_WRAP1(func, arg_type, 7) FMT_WRAP1(func, arg_type, 8) \ - FMT_WRAP1(func, arg_type, 9) FMT_WRAP1(func, arg_type, 10) +#define FMT_VARIADIC_VOID(func, arg_type) \ + inline void func(arg_type arg) { func(arg, fmt::ArgList()); } \ + FMT_WRAP1(func, arg_type, 1) \ + FMT_WRAP1(func, arg_type, 2) \ + FMT_WRAP1(func, arg_type, 3) FMT_WRAP1(func, arg_type, 4) FMT_WRAP1(func, arg_type, 5) \ + FMT_WRAP1(func, arg_type, 6) FMT_WRAP1(func, arg_type, 7) FMT_WRAP1(func, arg_type, 8) \ + FMT_WRAP1(func, arg_type, 9) FMT_WRAP1(func, arg_type, 10) -# define FMT_CTOR(ctor, func, arg0_type, arg1_type, n) \ - template \ - ctor(arg0_type arg0, arg1_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) { \ - const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ - func(arg0, arg1, fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ - } +#define FMT_CTOR(ctor, func, arg0_type, arg1_type, n) \ + template \ + ctor(arg0_type arg0, arg1_type arg1, FMT_GEN(n, FMT_MAKE_ARG)) \ + { \ + const fmt::internal::ArgArray::Type array = {FMT_GEN(n, FMT_MAKE_REF)}; \ + func(arg0, arg1, fmt::ArgList(fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), array)); \ + } // Emulates a variadic constructor on a pre-C++11 compiler. -# define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 1) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 2) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 3) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 4) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 5) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 6) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 7) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 8) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 9) \ - FMT_CTOR(ctor, func, arg0_type, arg1_type, 10) +#define FMT_VARIADIC_CTOR(ctor, func, arg0_type, arg1_type) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 1) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 2) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 3) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 4) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 5) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 6) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 7) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 8) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 9) \ + FMT_CTOR(ctor, func, arg0_type, arg1_type, 10) #endif // Generates a comma-separated list with results of applying f to pairs // (argument, index). #define FMT_FOR_EACH1(f, x0) f(x0, 0) -#define FMT_FOR_EACH2(f, x0, x1) \ - FMT_FOR_EACH1(f, x0), f(x1, 1) -#define FMT_FOR_EACH3(f, x0, x1, x2) \ - FMT_FOR_EACH2(f, x0 ,x1), f(x2, 2) -#define FMT_FOR_EACH4(f, x0, x1, x2, x3) \ - FMT_FOR_EACH3(f, x0, x1, x2), f(x3, 3) -#define FMT_FOR_EACH5(f, x0, x1, x2, x3, x4) \ - FMT_FOR_EACH4(f, x0, x1, x2, x3), f(x4, 4) -#define FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5) \ - FMT_FOR_EACH5(f, x0, x1, x2, x3, x4), f(x5, 5) -#define FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6) \ - FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5), f(x6, 6) -#define FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7) \ - FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6), f(x7, 7) -#define FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8) \ - FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7), f(x8, 8) -#define FMT_FOR_EACH10(f, x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) \ - FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8), f(x9, 9) +#define FMT_FOR_EACH2(f, x0, x1) FMT_FOR_EACH1(f, x0), f(x1, 1) +#define FMT_FOR_EACH3(f, x0, x1, x2) FMT_FOR_EACH2(f, x0, x1), f(x2, 2) +#define FMT_FOR_EACH4(f, x0, x1, x2, x3) FMT_FOR_EACH3(f, x0, x1, x2), f(x3, 3) +#define FMT_FOR_EACH5(f, x0, x1, x2, x3, x4) FMT_FOR_EACH4(f, x0, x1, x2, x3), f(x4, 4) +#define FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5) FMT_FOR_EACH5(f, x0, x1, x2, x3, x4), f(x5, 5) +#define FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6) FMT_FOR_EACH6(f, x0, x1, x2, x3, x4, x5), f(x6, 6) +#define FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7) FMT_FOR_EACH7(f, x0, x1, x2, x3, x4, x5, x6), f(x7, 7) +#define FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8) FMT_FOR_EACH8(f, x0, x1, x2, x3, x4, x5, x6, x7), f(x8, 8) +#define FMT_FOR_EACH10(f, x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) \ + FMT_FOR_EACH9(f, x0, x1, x2, x3, x4, x5, x6, x7, x8), f(x9, 9) /** An error returned by an operating system or a language runtime, for example a file opening error. */ class SystemError : public internal::RuntimeError { - private: - FMT_API void init(int err_code, CStringRef format_str, ArgList args); +private: + FMT_API void init(int err_code, CStringRef format_str, ArgList args); - protected: - int error_code_; +protected: + int error_code_; - typedef char Char; // For FMT_VARIADIC_CTOR. + typedef char Char;// For FMT_VARIADIC_CTOR. - SystemError() {} + SystemError() {} - public: - /** +public: + /** \rst Constructs a :class:`fmt::SystemError` object with a description formatted with `fmt::format_system_error`. *message* and additional @@ -2556,15 +2670,13 @@ class SystemError : public internal::RuntimeError { throw fmt::SystemError(errno, "cannot open file '{}'", filename); \endrst */ - SystemError(int error_code, CStringRef message) { - init(error_code, message, ArgList()); - } - FMT_DEFAULTED_COPY_CTOR(SystemError) - FMT_VARIADIC_CTOR(SystemError, init, int, CStringRef) + SystemError(int error_code, CStringRef message) { init(error_code, message, ArgList()); } + FMT_DEFAULTED_COPY_CTOR(SystemError) + FMT_VARIADIC_CTOR(SystemError, init, int, CStringRef) - FMT_API ~SystemError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; + FMT_API ~SystemError() FMT_DTOR_NOEXCEPT FMT_OVERRIDE; - int error_code() const { return error_code_; } + int error_code() const { return error_code_; } }; /** @@ -2583,8 +2695,7 @@ class SystemError : public internal::RuntimeError { may look like "Unknown error -1" and is platform-dependent. \endrst */ -FMT_API void format_system_error(fmt::Writer &out, int error_code, - fmt::StringRef message) FMT_NOEXCEPT; +FMT_API void format_system_error(fmt::Writer &out, int error_code, fmt::StringRef message) FMT_NOEXCEPT; /** \rst @@ -2604,156 +2715,153 @@ FMT_API void format_system_error(fmt::Writer &out, int error_code, \endrst */ -template +template class BasicWriter { - private: - // Output buffer. - Buffer &buffer_; +private: + // Output buffer. + Buffer &buffer_; - FMT_DISALLOW_COPY_AND_ASSIGN(BasicWriter); + FMT_DISALLOW_COPY_AND_ASSIGN(BasicWriter); - typedef typename internal::CharTraits::CharPtr CharPtr; + typedef typename internal::CharTraits::CharPtr CharPtr; #if FMT_SECURE_SCL - // Returns pointer value. - static Char *get(CharPtr p) { return p.base(); } + // Returns pointer value. + static Char *get(CharPtr p) { return p.base(); } #else - static Char *get(Char *p) { return p; } + static Char *get(Char *p) { return p; } #endif - // Fills the padding around the content and returns the pointer to the - // content area. - static CharPtr fill_padding(CharPtr buffer, - unsigned total_size, std::size_t content_size, wchar_t fill); + // Fills the padding around the content and returns the pointer to the + // content area. + static CharPtr fill_padding(CharPtr buffer, unsigned total_size, std::size_t content_size, wchar_t fill); - // Grows the buffer by n characters and returns a pointer to the newly - // allocated area. - CharPtr grow_buffer(std::size_t n) { - std::size_t size = buffer_.size(); - buffer_.resize(size + n); - return internal::make_ptr(&buffer_[size], n); - } - - // Writes an unsigned decimal integer. - template - Char *write_unsigned_decimal(UInt value, unsigned prefix_size = 0) { - unsigned num_digits = internal::count_digits(value); - Char *ptr = get(grow_buffer(prefix_size + num_digits)); - internal::format_decimal(ptr + prefix_size, value, num_digits); - return ptr; - } - - // Writes a decimal integer. - template - void write_decimal(Int value) { - typedef typename internal::IntTraits::MainType MainType; - MainType abs_value = static_cast(value); - if (internal::is_negative(value)) { - abs_value = 0 - abs_value; - *write_unsigned_decimal(abs_value, 1) = '-'; - } else { - write_unsigned_decimal(abs_value, 0); + // Grows the buffer by n characters and returns a pointer to the newly + // allocated area. + CharPtr grow_buffer(std::size_t n) + { + std::size_t size = buffer_.size(); + buffer_.resize(size + n); + return internal::make_ptr(&buffer_[size], n); } - } - // Prepare a buffer for integer formatting. - CharPtr prepare_int_buffer(unsigned num_digits, - const EmptySpec &, const char *prefix, unsigned prefix_size) { - unsigned size = prefix_size + num_digits; - CharPtr p = grow_buffer(size); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - return p + size - 1; - } + // Writes an unsigned decimal integer. + template + Char *write_unsigned_decimal(UInt value, unsigned prefix_size = 0) + { + unsigned num_digits = internal::count_digits(value); + Char *ptr = get(grow_buffer(prefix_size + num_digits)); + internal::format_decimal(ptr + prefix_size, value, num_digits); + return ptr; + } - template - CharPtr prepare_int_buffer(unsigned num_digits, - const Spec &spec, const char *prefix, unsigned prefix_size); + // Writes a decimal integer. + template + void write_decimal(Int value) + { + typedef typename internal::IntTraits::MainType MainType; + MainType abs_value = static_cast(value); + if (internal::is_negative(value)) { + abs_value = 0 - abs_value; + *write_unsigned_decimal(abs_value, 1) = '-'; + } else { + write_unsigned_decimal(abs_value, 0); + } + } - // Formats an integer. - template - void write_int(T value, Spec spec); + // Prepare a buffer for integer formatting. + CharPtr prepare_int_buffer(unsigned num_digits, const EmptySpec &, const char *prefix, unsigned prefix_size) + { + unsigned size = prefix_size + num_digits; + CharPtr p = grow_buffer(size); + std::uninitialized_copy(prefix, prefix + prefix_size, p); + return p + size - 1; + } - // Formats a floating-point number (double or long double). - template - void write_double(T value, const Spec &spec); + template + CharPtr prepare_int_buffer(unsigned num_digits, const Spec &spec, const char *prefix, unsigned prefix_size); - // Writes a formatted string. - template - CharPtr write_str(const StrChar *s, std::size_t size, const AlignSpec &spec); + // Formats an integer. + template + void write_int(T value, Spec spec); - template - void write_str(const internal::Arg::StringValue &str, - const Spec &spec); + // Formats a floating-point number (double or long double). + template + void write_double(T value, const Spec &spec); - // This following methods are private to disallow writing wide characters - // and strings to a char stream. If you want to print a wide string as a - // pointer as std::ostream does, cast it to const void*. - // Do not implement! - void operator<<(typename internal::WCharHelper::Unsupported); - void operator<<( - typename internal::WCharHelper::Unsupported); + // Writes a formatted string. + template + CharPtr write_str(const StrChar *s, std::size_t size, const AlignSpec &spec); - // Appends floating-point length specifier to the format string. - // The second argument is only used for overload resolution. - void append_float_length(Char *&format_ptr, long double) { - *format_ptr++ = 'L'; - } + template + void write_str(const internal::Arg::StringValue &str, const Spec &spec); - template - void append_float_length(Char *&, T) {} + // This following methods are private to disallow writing wide characters + // and strings to a char stream. If you want to print a wide string as a + // pointer as std::ostream does, cast it to const void*. + // Do not implement! + void operator<<(typename internal::WCharHelper::Unsupported); + void operator<<(typename internal::WCharHelper::Unsupported); - template - friend class internal::ArgFormatterBase; + // Appends floating-point length specifier to the format string. + // The second argument is only used for overload resolution. + void append_float_length(Char *&format_ptr, long double) { *format_ptr++ = 'L'; } - template - friend class BasicPrintfArgFormatter; + template + void append_float_length(Char *&, T) + {} - protected: - /** + template + friend class internal::ArgFormatterBase; + + template + friend class BasicPrintfArgFormatter; + +protected: + /** Constructs a ``BasicWriter`` object. */ - explicit BasicWriter(Buffer &b) : buffer_(b) {} + explicit BasicWriter(Buffer &b) : buffer_(b) {} - public: - /** +public: + /** \rst Destroys a ``BasicWriter`` object. \endrst */ - virtual ~BasicWriter() {} + virtual ~BasicWriter() {} - /** + /** Returns the total number of characters written. */ - std::size_t size() const { return buffer_.size(); } + std::size_t size() const { return buffer_.size(); } - /** + /** Returns a pointer to the output buffer content. No terminating null character is appended. */ - const Char *data() const FMT_NOEXCEPT { return &buffer_[0]; } + const Char *data() const FMT_NOEXCEPT { return &buffer_[0]; } - /** + /** Returns a pointer to the output buffer content with terminating null character appended. */ - const Char *c_str() const { - std::size_t size = buffer_.size(); - buffer_.reserve(size + 1); - buffer_[size] = '\0'; - return &buffer_[0]; - } + const Char *c_str() const + { + std::size_t size = buffer_.size(); + buffer_.reserve(size + 1); + buffer_[size] = '\0'; + return &buffer_[0]; + } - /** + /** \rst Returns the content of the output buffer as an `std::string`. \endrst */ - std::basic_string str() const { - return std::basic_string(&buffer_[0], buffer_.size()); - } + std::basic_string str() const { return std::basic_string(&buffer_[0], buffer_.size()); } - /** + /** \rst Writes formatted data. @@ -2778,476 +2886,474 @@ class BasicWriter { See also :ref:`syntax`. \endrst */ - void write(BasicCStringRef format, ArgList args) { - BasicFormatter(args, *this).format(format); - } - FMT_VARIADIC_VOID(write, BasicCStringRef) + void write(BasicCStringRef format, ArgList args) { BasicFormatter(args, *this).format(format); } + FMT_VARIADIC_VOID(write, BasicCStringRef) - BasicWriter &operator<<(int value) { - write_decimal(value); - return *this; - } - BasicWriter &operator<<(unsigned value) { - return *this << IntFormatSpec(value); - } - BasicWriter &operator<<(long value) { - write_decimal(value); - return *this; - } - BasicWriter &operator<<(unsigned long value) { - return *this << IntFormatSpec(value); - } - BasicWriter &operator<<(LongLong value) { - write_decimal(value); - return *this; - } + BasicWriter &operator<<(int value) + { + write_decimal(value); + return *this; + } - /** + BasicWriter &operator<<(unsigned value) { return *this << IntFormatSpec(value); } + + BasicWriter &operator<<(long value) + { + write_decimal(value); + return *this; + } + + BasicWriter &operator<<(unsigned long value) { return *this << IntFormatSpec(value); } + + BasicWriter &operator<<(LongLong value) + { + write_decimal(value); + return *this; + } + + /** \rst Formats *value* and writes it to the stream. \endrst */ - BasicWriter &operator<<(ULongLong value) { - return *this << IntFormatSpec(value); - } + BasicWriter &operator<<(ULongLong value) { return *this << IntFormatSpec(value); } - BasicWriter &operator<<(double value) { - write_double(value, FormatSpec()); - return *this; - } + BasicWriter &operator<<(double value) + { + write_double(value, FormatSpec()); + return *this; + } - /** + /** \rst Formats *value* using the general format for floating-point numbers (``'g'``) and writes it to the stream. \endrst */ - BasicWriter &operator<<(long double value) { - write_double(value, FormatSpec()); - return *this; - } + BasicWriter &operator<<(long double value) + { + write_double(value, FormatSpec()); + return *this; + } - /** + /** Writes a character to the stream. */ - BasicWriter &operator<<(char value) { - buffer_.push_back(value); - return *this; - } + BasicWriter &operator<<(char value) + { + buffer_.push_back(value); + return *this; + } - BasicWriter &operator<<( - typename internal::WCharHelper::Supported value) { - buffer_.push_back(value); - return *this; - } + BasicWriter &operator<<(typename internal::WCharHelper::Supported value) + { + buffer_.push_back(value); + return *this; + } - /** + /** \rst Writes *value* to the stream. \endrst */ - BasicWriter &operator<<(fmt::BasicStringRef value) { - const Char *str = value.data(); - buffer_.append(str, str + value.size()); - return *this; - } + BasicWriter &operator<<(fmt::BasicStringRef value) + { + const Char *str = value.data(); + buffer_.append(str, str + value.size()); + return *this; + } - BasicWriter &operator<<( - typename internal::WCharHelper::Supported value) { - const char *str = value.data(); - buffer_.append(str, str + value.size()); - return *this; - } + BasicWriter &operator<<(typename internal::WCharHelper::Supported value) + { + const char *str = value.data(); + buffer_.append(str, str + value.size()); + return *this; + } - template - BasicWriter &operator<<(IntFormatSpec spec) { - internal::CharTraits::convert(FillChar()); - write_int(spec.value(), spec); - return *this; - } + template + BasicWriter &operator<<(IntFormatSpec spec) + { + internal::CharTraits::convert(FillChar()); + write_int(spec.value(), spec); + return *this; + } - template - BasicWriter &operator<<(const StrFormatSpec &spec) { - const StrChar *s = spec.str(); - write_str(s, std::char_traits::length(s), spec); - return *this; - } + template + BasicWriter &operator<<(const StrFormatSpec &spec) + { + const StrChar *s = spec.str(); + write_str(s, std::char_traits::length(s), spec); + return *this; + } - void clear() FMT_NOEXCEPT { buffer_.clear(); } + void clear() FMT_NOEXCEPT { buffer_.clear(); } - Buffer &buffer() FMT_NOEXCEPT { return buffer_; } + Buffer &buffer() FMT_NOEXCEPT { return buffer_; } }; -template -template -typename BasicWriter::CharPtr BasicWriter::write_str( - const StrChar *s, std::size_t size, const AlignSpec &spec) { - CharPtr out = CharPtr(); - if (spec.width() > size) { - out = grow_buffer(spec.width()); - Char fill = internal::CharTraits::cast(spec.fill()); - if (spec.align() == ALIGN_RIGHT) { - std::uninitialized_fill_n(out, spec.width() - size, fill); - out += spec.width() - size; - } else if (spec.align() == ALIGN_CENTER) { - out = fill_padding(out, spec.width(), size, fill); +template +template +typename BasicWriter::CharPtr +BasicWriter::write_str(const StrChar *s, std::size_t size, const AlignSpec &spec) +{ + CharPtr out = CharPtr(); + if (spec.width() > size) { + out = grow_buffer(spec.width()); + Char fill = internal::CharTraits::cast(spec.fill()); + if (spec.align() == ALIGN_RIGHT) { + std::uninitialized_fill_n(out, spec.width() - size, fill); + out += spec.width() - size; + } else if (spec.align() == ALIGN_CENTER) { + out = fill_padding(out, spec.width(), size, fill); + } else { + std::uninitialized_fill_n(out + size, spec.width() - size, fill); + } } else { - std::uninitialized_fill_n(out + size, spec.width() - size, fill); + out = grow_buffer(size); } - } else { - out = grow_buffer(size); - } - std::uninitialized_copy(s, s + size, out); - return out; + std::uninitialized_copy(s, s + size, out); + return out; } -template -template -void BasicWriter::write_str( - const internal::Arg::StringValue &s, const Spec &spec) { - // Check if StrChar is convertible to Char. - internal::CharTraits::convert(StrChar()); - if (spec.type_ && spec.type_ != 's') - internal::report_unknown_type(spec.type_, "string"); - const StrChar *str_value = s.value; - std::size_t str_size = s.size; - if (str_size == 0) { - if (!str_value) { - FMT_THROW(FormatError("string pointer is null")); +template +template +void +BasicWriter::write_str(const internal::Arg::StringValue &s, const Spec &spec) +{ + // Check if StrChar is convertible to Char. + internal::CharTraits::convert(StrChar()); + if (spec.type_ && spec.type_ != 's') internal::report_unknown_type(spec.type_, "string"); + const StrChar *str_value = s.value; + std::size_t str_size = s.size; + if (str_size == 0) { + if (!str_value) { FMT_THROW(FormatError("string pointer is null")); } } - } - std::size_t precision = static_cast(spec.precision_); - if (spec.precision_ >= 0 && precision < str_size) - str_size = precision; - write_str(str_value, str_size, spec); + std::size_t precision = static_cast(spec.precision_); + if (spec.precision_ >= 0 && precision < str_size) str_size = precision; + write_str(str_value, str_size, spec); } -template +template typename BasicWriter::CharPtr - BasicWriter::fill_padding( - CharPtr buffer, unsigned total_size, - std::size_t content_size, wchar_t fill) { - std::size_t padding = total_size - content_size; - std::size_t left_padding = padding / 2; - Char fill_char = internal::CharTraits::cast(fill); - std::uninitialized_fill_n(buffer, left_padding, fill_char); - buffer += left_padding; - CharPtr content = buffer; - std::uninitialized_fill_n(buffer + content_size, - padding - left_padding, fill_char); - return content; +BasicWriter::fill_padding(CharPtr buffer, unsigned total_size, std::size_t content_size, wchar_t fill) +{ + std::size_t padding = total_size - content_size; + std::size_t left_padding = padding / 2; + Char fill_char = internal::CharTraits::cast(fill); + std::uninitialized_fill_n(buffer, left_padding, fill_char); + buffer += left_padding; + CharPtr content = buffer; + std::uninitialized_fill_n(buffer + content_size, padding - left_padding, fill_char); + return content; } -template -template +template +template typename BasicWriter::CharPtr - BasicWriter::prepare_int_buffer( - unsigned num_digits, const Spec &spec, - const char *prefix, unsigned prefix_size) { - unsigned width = spec.width(); - Alignment align = spec.align(); - Char fill = internal::CharTraits::cast(spec.fill()); - if (spec.precision() > static_cast(num_digits)) { - // Octal prefix '0' is counted as a digit, so ignore it if precision - // is specified. - if (prefix_size > 0 && prefix[prefix_size - 1] == '0') - --prefix_size; - unsigned number_size = - prefix_size + internal::to_unsigned(spec.precision()); - AlignSpec subspec(number_size, '0', ALIGN_NUMERIC); - if (number_size >= width) - return prepare_int_buffer(num_digits, subspec, prefix, prefix_size); - buffer_.reserve(width); - unsigned fill_size = width - number_size; - if (align != ALIGN_LEFT) { - CharPtr p = grow_buffer(fill_size); - std::uninitialized_fill(p, p + fill_size, fill); +BasicWriter::prepare_int_buffer(unsigned num_digits, const Spec &spec, const char *prefix, unsigned prefix_size) +{ + unsigned width = spec.width(); + Alignment align = spec.align(); + Char fill = internal::CharTraits::cast(spec.fill()); + if (spec.precision() > static_cast(num_digits)) { + // Octal prefix '0' is counted as a digit, so ignore it if precision + // is specified. + if (prefix_size > 0 && prefix[prefix_size - 1] == '0') --prefix_size; + unsigned number_size = prefix_size + internal::to_unsigned(spec.precision()); + AlignSpec subspec(number_size, '0', ALIGN_NUMERIC); + if (number_size >= width) return prepare_int_buffer(num_digits, subspec, prefix, prefix_size); + buffer_.reserve(width); + unsigned fill_size = width - number_size; + if (align != ALIGN_LEFT) { + CharPtr p = grow_buffer(fill_size); + std::uninitialized_fill(p, p + fill_size, fill); + } + CharPtr result = prepare_int_buffer(num_digits, subspec, prefix, prefix_size); + if (align == ALIGN_LEFT) { + CharPtr p = grow_buffer(fill_size); + std::uninitialized_fill(p, p + fill_size, fill); + } + return result; } - CharPtr result = prepare_int_buffer( - num_digits, subspec, prefix, prefix_size); + unsigned size = prefix_size + num_digits; + if (width <= size) { + CharPtr p = grow_buffer(size); + std::uninitialized_copy(prefix, prefix + prefix_size, p); + return p + size - 1; + } + CharPtr p = grow_buffer(width); + CharPtr end = p + width; if (align == ALIGN_LEFT) { - CharPtr p = grow_buffer(fill_size); - std::uninitialized_fill(p, p + fill_size, fill); - } - return result; - } - unsigned size = prefix_size + num_digits; - if (width <= size) { - CharPtr p = grow_buffer(size); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - return p + size - 1; - } - CharPtr p = grow_buffer(width); - CharPtr end = p + width; - if (align == ALIGN_LEFT) { - std::uninitialized_copy(prefix, prefix + prefix_size, p); - p += size; - std::uninitialized_fill(p, end, fill); - } else if (align == ALIGN_CENTER) { - p = fill_padding(p, width, size, fill); - std::uninitialized_copy(prefix, prefix + prefix_size, p); - p += size; - } else { - if (align == ALIGN_NUMERIC) { - if (prefix_size != 0) { - p = std::uninitialized_copy(prefix, prefix + prefix_size, p); - size -= prefix_size; - } + std::uninitialized_copy(prefix, prefix + prefix_size, p); + p += size; + std::uninitialized_fill(p, end, fill); + } else if (align == ALIGN_CENTER) { + p = fill_padding(p, width, size, fill); + std::uninitialized_copy(prefix, prefix + prefix_size, p); + p += size; } else { - std::uninitialized_copy(prefix, prefix + prefix_size, end - size); + if (align == ALIGN_NUMERIC) { + if (prefix_size != 0) { + p = std::uninitialized_copy(prefix, prefix + prefix_size, p); + size -= prefix_size; + } + } else { + std::uninitialized_copy(prefix, prefix + prefix_size, end - size); + } + std::uninitialized_fill(p, end - size, fill); + p = end; } - std::uninitialized_fill(p, end - size, fill); - p = end; - } - return p - 1; + return p - 1; } -template -template -void BasicWriter::write_int(T value, Spec spec) { - unsigned prefix_size = 0; - typedef typename internal::IntTraits::MainType UnsignedType; - UnsignedType abs_value = static_cast(value); - char prefix[4] = ""; - if (internal::is_negative(value)) { - prefix[0] = '-'; - ++prefix_size; - abs_value = 0 - abs_value; - } else if (spec.flag(SIGN_FLAG)) { - prefix[0] = spec.flag(PLUS_FLAG) ? '+' : ' '; - ++prefix_size; - } - switch (spec.type()) { - case 0: case 'd': { - unsigned num_digits = internal::count_digits(abs_value); - CharPtr p = prepare_int_buffer(num_digits, spec, prefix, prefix_size) + 1; - internal::format_decimal(get(p), abs_value, 0); - break; - } - case 'x': case 'X': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) { - prefix[prefix_size++] = '0'; - prefix[prefix_size++] = spec.type_prefix(); +template +template +void +BasicWriter::write_int(T value, Spec spec) +{ + unsigned prefix_size = 0; + typedef typename internal::IntTraits::MainType UnsignedType; + UnsignedType abs_value = static_cast(value); + char prefix[4] = ""; + if (internal::is_negative(value)) { + prefix[0] = '-'; + ++prefix_size; + abs_value = 0 - abs_value; + } else if (spec.flag(SIGN_FLAG)) { + prefix[0] = spec.flag(PLUS_FLAG) ? '+' : ' '; + ++prefix_size; } - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 4) != 0); - Char *p = get(prepare_int_buffer( - num_digits, spec, prefix, prefix_size)); - n = abs_value; - const char *digits = spec.type() == 'x' ? - "0123456789abcdef" : "0123456789ABCDEF"; - do { - *p-- = digits[n & 0xf]; - } while ((n >>= 4) != 0); - break; - } - case 'b': case 'B': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) { - prefix[prefix_size++] = '0'; - prefix[prefix_size++] = spec.type_prefix(); + switch (spec.type()) { + case 0: + case 'd': { + unsigned num_digits = internal::count_digits(abs_value); + CharPtr p = prepare_int_buffer(num_digits, spec, prefix, prefix_size) + 1; + internal::format_decimal(get(p), abs_value, 0); + break; } - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 1) != 0); - Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); - n = abs_value; - do { - *p-- = static_cast('0' + (n & 1)); - } while ((n >>= 1) != 0); - break; - } - case 'o': { - UnsignedType n = abs_value; - if (spec.flag(HASH_FLAG)) - prefix[prefix_size++] = '0'; - unsigned num_digits = 0; - do { - ++num_digits; - } while ((n >>= 3) != 0); - Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); - n = abs_value; - do { - *p-- = static_cast('0' + (n & 7)); - } while ((n >>= 3) != 0); - break; - } - case 'n': { - unsigned num_digits = internal::count_digits(abs_value); - fmt::StringRef sep = ""; + case 'x': + case 'X': { + UnsignedType n = abs_value; + if (spec.flag(HASH_FLAG)) { + prefix[prefix_size++] = '0'; + prefix[prefix_size++] = spec.type_prefix(); + } + unsigned num_digits = 0; + do { + ++num_digits; + } while ((n >>= 4) != 0); + Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); + n = abs_value; + const char *digits = spec.type() == 'x' ? "0123456789abcdef" : "0123456789ABCDEF"; + do { + *p-- = digits[n & 0xf]; + } while ((n >>= 4) != 0); + break; + } + case 'b': + case 'B': { + UnsignedType n = abs_value; + if (spec.flag(HASH_FLAG)) { + prefix[prefix_size++] = '0'; + prefix[prefix_size++] = spec.type_prefix(); + } + unsigned num_digits = 0; + do { + ++num_digits; + } while ((n >>= 1) != 0); + Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); + n = abs_value; + do { + *p-- = static_cast('0' + (n & 1)); + } while ((n >>= 1) != 0); + break; + } + case 'o': { + UnsignedType n = abs_value; + if (spec.flag(HASH_FLAG)) prefix[prefix_size++] = '0'; + unsigned num_digits = 0; + do { + ++num_digits; + } while ((n >>= 3) != 0); + Char *p = get(prepare_int_buffer(num_digits, spec, prefix, prefix_size)); + n = abs_value; + do { + *p-- = static_cast('0' + (n & 7)); + } while ((n >>= 3) != 0); + break; + } + case 'n': { + unsigned num_digits = internal::count_digits(abs_value); + fmt::StringRef sep = ""; #if !(defined(ANDROID) || defined(__ANDROID__)) - sep = internal::thousands_sep(std::localeconv()); + sep = internal::thousands_sep(std::localeconv()); #endif - unsigned size = static_cast( - num_digits + sep.size() * ((num_digits - 1) / 3)); - CharPtr p = prepare_int_buffer(size, spec, prefix, prefix_size) + 1; - internal::format_decimal(get(p), abs_value, 0, internal::ThousandsSep(sep)); - break; - } - default: - internal::report_unknown_type( - spec.type(), spec.flag(CHAR_FLAG) ? "char" : "integer"); - break; - } + unsigned size = static_cast(num_digits + sep.size() * ((num_digits - 1) / 3)); + CharPtr p = prepare_int_buffer(size, spec, prefix, prefix_size) + 1; + internal::format_decimal(get(p), abs_value, 0, internal::ThousandsSep(sep)); + break; + } + default: + internal::report_unknown_type(spec.type(), spec.flag(CHAR_FLAG) ? "char" : "integer"); + break; + } } -template -template -void BasicWriter::write_double(T value, const Spec &spec) { - // Check type. - char type = spec.type(); - bool upper = false; - switch (type) { - case 0: - type = 'g'; - break; - case 'e': case 'f': case 'g': case 'a': - break; - case 'F': +template +template +void +BasicWriter::write_double(T value, const Spec &spec) +{ + // Check type. + char type = spec.type(); + bool upper = false; + switch (type) { + case 0: + type = 'g'; + break; + case 'e': + case 'f': + case 'g': + case 'a': + break; + case 'F': #if FMT_MSC_VER - // MSVC's printf doesn't support 'F'. - type = 'f'; + // MSVC's printf doesn't support 'F'. + type = 'f'; #endif - // Fall through. - case 'E': case 'G': case 'A': - upper = true; - break; - default: - internal::report_unknown_type(type, "double"); - break; - } - - char sign = 0; - // Use isnegative instead of value < 0 because the latter is always - // false for NaN. - if (internal::FPUtil::isnegative(static_cast(value))) { - sign = '-'; - value = -value; - } else if (spec.flag(SIGN_FLAG)) { - sign = spec.flag(PLUS_FLAG) ? '+' : ' '; - } - - if (internal::FPUtil::isnotanumber(value)) { - // Format NaN ourselves because sprintf's output is not consistent - // across platforms. - std::size_t nan_size = 4; - const char *nan = upper ? " NAN" : " nan"; - if (!sign) { - --nan_size; - ++nan; + // Fall through. + case 'E': + case 'G': + case 'A': + upper = true; + break; + default: + internal::report_unknown_type(type, "double"); + break; } - CharPtr out = write_str(nan, nan_size, spec); - if (sign) - *out = sign; - return; - } - if (internal::FPUtil::isinfinity(value)) { - // Format infinity ourselves because sprintf's output is not consistent - // across platforms. - std::size_t inf_size = 4; - const char *inf = upper ? " INF" : " inf"; - if (!sign) { - --inf_size; - ++inf; + char sign = 0; + // Use isnegative instead of value < 0 because the latter is always + // false for NaN. + if (internal::FPUtil::isnegative(static_cast(value))) { + sign = '-'; + value = -value; + } else if (spec.flag(SIGN_FLAG)) { + sign = spec.flag(PLUS_FLAG) ? '+' : ' '; } - CharPtr out = write_str(inf, inf_size, spec); - if (sign) - *out = sign; - return; - } - std::size_t offset = buffer_.size(); - unsigned width = spec.width(); - if (sign) { - buffer_.reserve(buffer_.size() + (width > 1u ? width : 1u)); - if (width > 0) - --width; - ++offset; - } + if (internal::FPUtil::isnotanumber(value)) { + // Format NaN ourselves because sprintf's output is not consistent + // across platforms. + std::size_t nan_size = 4; + const char *nan = upper ? " NAN" : " nan"; + if (!sign) { + --nan_size; + ++nan; + } + CharPtr out = write_str(nan, nan_size, spec); + if (sign) *out = sign; + return; + } - // Build format string. - enum { MAX_FORMAT_SIZE = 10}; // longest format: %#-*.*Lg - Char format[MAX_FORMAT_SIZE]; - Char *format_ptr = format; - *format_ptr++ = '%'; - unsigned width_for_sprintf = width; - if (spec.flag(HASH_FLAG)) - *format_ptr++ = '#'; - if (spec.align() == ALIGN_CENTER) { - width_for_sprintf = 0; - } else { - if (spec.align() == ALIGN_LEFT) - *format_ptr++ = '-'; - if (width != 0) - *format_ptr++ = '*'; - } - if (spec.precision() >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } + if (internal::FPUtil::isinfinity(value)) { + // Format infinity ourselves because sprintf's output is not consistent + // across platforms. + std::size_t inf_size = 4; + const char *inf = upper ? " INF" : " inf"; + if (!sign) { + --inf_size; + ++inf; + } + CharPtr out = write_str(inf, inf_size, spec); + if (sign) *out = sign; + return; + } - append_float_length(format_ptr, value); - *format_ptr++ = type; - *format_ptr = '\0'; + std::size_t offset = buffer_.size(); + unsigned width = spec.width(); + if (sign) { + buffer_.reserve(buffer_.size() + (width > 1u ? width : 1u)); + if (width > 0) --width; + ++offset; + } - // Format using snprintf. - Char fill = internal::CharTraits::cast(spec.fill()); - unsigned n = 0; - Char *start = FMT_NULL; - for (;;) { - std::size_t buffer_size = buffer_.capacity() - offset; + // Build format string. + enum { MAX_FORMAT_SIZE = 10 };// longest format: %#-*.*Lg + + Char format[MAX_FORMAT_SIZE]; + Char *format_ptr = format; + *format_ptr++ = '%'; + unsigned width_for_sprintf = width; + if (spec.flag(HASH_FLAG)) *format_ptr++ = '#'; + if (spec.align() == ALIGN_CENTER) { + width_for_sprintf = 0; + } else { + if (spec.align() == ALIGN_LEFT) *format_ptr++ = '-'; + if (width != 0) *format_ptr++ = '*'; + } + if (spec.precision() >= 0) { + *format_ptr++ = '.'; + *format_ptr++ = '*'; + } + + append_float_length(format_ptr, value); + *format_ptr++ = type; + *format_ptr = '\0'; + + // Format using snprintf. + Char fill = internal::CharTraits::cast(spec.fill()); + unsigned n = 0; + Char *start = FMT_NULL; + for (;;) { + std::size_t buffer_size = buffer_.capacity() - offset; #if FMT_MSC_VER - // MSVC's vsnprintf_s doesn't work with zero size, so reserve - // space for at least one extra character to make the size non-zero. - // Note that the buffer's capacity will increase by more than 1. - if (buffer_size == 0) { - buffer_.reserve(offset + 1); - buffer_size = buffer_.capacity() - offset; - } + // MSVC's vsnprintf_s doesn't work with zero size, so reserve + // space for at least one extra character to make the size non-zero. + // Note that the buffer's capacity will increase by more than 1. + if (buffer_size == 0) { + buffer_.reserve(offset + 1); + buffer_size = buffer_.capacity() - offset; + } #endif - start = &buffer_[offset]; - int result = internal::CharTraits::format_float( - start, buffer_size, format, width_for_sprintf, spec.precision(), value); - if (result >= 0) { - n = internal::to_unsigned(result); - if (offset + n < buffer_.capacity()) - break; // The buffer is large enough - continue with formatting. - buffer_.reserve(offset + n + 1); - } else { - // If result is negative we ask to increase the capacity by at least 1, - // but as std::vector, the buffer grows exponentially. - buffer_.reserve(buffer_.capacity() + 1); + start = &buffer_[offset]; + int result = internal::CharTraits::format_float(start, + buffer_size, + format, + width_for_sprintf, + spec.precision(), + value); + if (result >= 0) { + n = internal::to_unsigned(result); + if (offset + n < buffer_.capacity()) break;// The buffer is large enough - continue with formatting. + buffer_.reserve(offset + n + 1); + } else { + // If result is negative we ask to increase the capacity by at least 1, + // but as std::vector, the buffer grows exponentially. + buffer_.reserve(buffer_.capacity() + 1); + } } - } - if (sign) { - if ((spec.align() != ALIGN_RIGHT && spec.align() != ALIGN_DEFAULT) || - *start != ' ') { - *(start - 1) = sign; - sign = 0; - } else { - *(start - 1) = fill; + if (sign) { + if ((spec.align() != ALIGN_RIGHT && spec.align() != ALIGN_DEFAULT) || *start != ' ') { + *(start - 1) = sign; + sign = 0; + } else { + *(start - 1) = fill; + } + ++n; } - ++n; - } - if (spec.align() == ALIGN_CENTER && spec.width() > n) { - width = spec.width(); - CharPtr p = grow_buffer(width); - std::memmove(get(p) + (width - n) / 2, get(p), n * sizeof(Char)); - fill_padding(p, spec.width(), n, fill); - return; - } - if (spec.fill() != ' ' || sign) { - while (*start == ' ') - *start++ = fill; - if (sign) - *(start - 1) = sign; - } - grow_buffer(n); + if (spec.align() == ALIGN_CENTER && spec.width() > n) { + width = spec.width(); + CharPtr p = grow_buffer(width); + std::memmove(get(p) + (width - n) / 2, get(p), n * sizeof(Char)); + fill_padding(p, spec.width(), n, fill); + return; + } + if (spec.fill() != ' ' || sign) { + while (*start == ' ') *start++ = fill; + if (sign) *(start - 1) = sign; + } + grow_buffer(n); } /** @@ -3284,35 +3390,33 @@ void BasicWriter::write_double(T value, const Spec &spec) { accessed as a C string with ``out.c_str()``. \endrst */ -template > +template> class BasicMemoryWriter : public BasicWriter { - private: - internal::MemoryBuffer buffer_; +private: + internal::MemoryBuffer buffer_; - public: - explicit BasicMemoryWriter(const Allocator& alloc = Allocator()) - : BasicWriter(buffer_), buffer_(alloc) {} +public: + explicit BasicMemoryWriter(const Allocator &alloc = Allocator()) : BasicWriter(buffer_), buffer_(alloc) {} #if FMT_USE_RVALUE_REFERENCES - /** + /** \rst Constructs a :class:`fmt::BasicMemoryWriter` object moving the content of the other object to it. \endrst */ - BasicMemoryWriter(BasicMemoryWriter &&other) - : BasicWriter(buffer_), buffer_(std::move(other.buffer_)) { - } + BasicMemoryWriter(BasicMemoryWriter &&other) : BasicWriter(buffer_), buffer_(std::move(other.buffer_)) {} - /** + /** \rst Moves the content of the other ``BasicMemoryWriter`` object to this one. \endrst */ - BasicMemoryWriter &operator=(BasicMemoryWriter &&other) { - buffer_ = std::move(other.buffer_); - return *this; - } + BasicMemoryWriter &operator=(BasicMemoryWriter &&other) + { + buffer_ = std::move(other.buffer_); + return *this; + } #endif }; @@ -3339,30 +3443,30 @@ typedef BasicMemoryWriter WMemoryWriter; +--------------+---------------------------+ \endrst */ -template +template class BasicArrayWriter : public BasicWriter { - private: - internal::FixedBuffer buffer_; +private: + internal::FixedBuffer buffer_; - public: - /** +public: + /** \rst Constructs a :class:`fmt::BasicArrayWriter` object for *array* of the given size. \endrst */ - BasicArrayWriter(Char *array, std::size_t size) - : BasicWriter(buffer_), buffer_(array, size) {} + BasicArrayWriter(Char *array, std::size_t size) : BasicWriter(buffer_), buffer_(array, size) {} - /** + /** \rst Constructs a :class:`fmt::BasicArrayWriter` object for *array* of the size known at compile time. \endrst */ - template - explicit BasicArrayWriter(Char (&array)[SIZE]) - : BasicWriter(buffer_), buffer_(array, SIZE) {} + template + explicit BasicArrayWriter(Char (&array)[SIZE]) : BasicWriter(buffer_), + buffer_(array, SIZE) + {} }; typedef BasicArrayWriter ArrayWriter; @@ -3370,18 +3474,17 @@ typedef BasicArrayWriter WArrayWriter; // Reports a system error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_system_error(int error_code, - StringRef message) FMT_NOEXCEPT; +FMT_API void report_system_error(int error_code, StringRef message) FMT_NOEXCEPT; #if FMT_USE_WINDOWS_H /** A Windows error. */ class WindowsError : public SystemError { - private: - FMT_API void init(int error_code, CStringRef format_str, ArgList args); +private: + FMT_API void init(int error_code, CStringRef format_str, ArgList args); - public: - /** +public: + /** \rst Constructs a :class:`fmt::WindowsError` object with the description of the form @@ -3409,16 +3512,13 @@ class WindowsError : public SystemError { } \endrst */ - WindowsError(int error_code, CStringRef message) { - init(error_code, message, ArgList()); - } - FMT_VARIADIC_CTOR(WindowsError, init, int, CStringRef) + WindowsError(int error_code, CStringRef message) { init(error_code, message, ArgList()); } + FMT_VARIADIC_CTOR(WindowsError, init, int, CStringRef) }; // Reports a Windows error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_windows_error(int error_code, - StringRef message) FMT_NOEXCEPT; +FMT_API void report_windows_error(int error_code, StringRef message) FMT_NOEXCEPT; #endif @@ -3441,16 +3541,20 @@ FMT_API void print_colored(Color c, CStringRef format, ArgList args); std::string message = format("The answer is {}", 42); \endrst */ -inline std::string format(CStringRef format_str, ArgList args) { - MemoryWriter w; - w.write(format_str, args); - return w.str(); +inline std::string +format(CStringRef format_str, ArgList args) +{ + MemoryWriter w; + w.write(format_str, args); + return w.str(); } -inline std::wstring format(WCStringRef format_str, ArgList args) { - WMemoryWriter w; - w.write(format_str, args); - return w.str(); +inline std::wstring +format(WCStringRef format_str, ArgList args) +{ + WMemoryWriter w; + w.write(format_str, args); + return w.str(); } /** @@ -3479,105 +3583,112 @@ FMT_API void print(CStringRef format_str, ArgList args); Fast integer formatter. */ class FormatInt { - private: - // Buffer should be large enough to hold all digits (digits10 + 1), - // a sign and a null character. - enum {BUFFER_SIZE = std::numeric_limits::digits10 + 3}; - mutable char buffer_[BUFFER_SIZE]; - char *str_; +private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum { BUFFER_SIZE = std::numeric_limits::digits10 + 3 }; - // Formats value in reverse and returns the number of digits. - char *format_decimal(ULongLong value) { - char *buffer_end = buffer_ + BUFFER_SIZE - 1; - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - unsigned index = static_cast((value % 100) * 2); - value /= 100; - *--buffer_end = internal::Data::DIGITS[index + 1]; - *--buffer_end = internal::Data::DIGITS[index]; + mutable char buffer_[BUFFER_SIZE]; + char *str_; + + // Formats value in reverse and returns the number of digits. + char *format_decimal(ULongLong value) + { + char *buffer_end = buffer_ + BUFFER_SIZE - 1; + while (value >= 100) { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + unsigned index = static_cast((value % 100) * 2); + value /= 100; + *--buffer_end = internal::Data::DIGITS[index + 1]; + *--buffer_end = internal::Data::DIGITS[index]; + } + if (value < 10) { + *--buffer_end = static_cast('0' + value); + return buffer_end; + } + unsigned index = static_cast(value * 2); + *--buffer_end = internal::Data::DIGITS[index + 1]; + *--buffer_end = internal::Data::DIGITS[index]; + return buffer_end; } - if (value < 10) { - *--buffer_end = static_cast('0' + value); - return buffer_end; + + void FormatSigned(LongLong value) + { + ULongLong abs_value = static_cast(value); + bool negative = value < 0; + if (negative) abs_value = 0 - abs_value; + str_ = format_decimal(abs_value); + if (negative) *--str_ = '-'; } - unsigned index = static_cast(value * 2); - *--buffer_end = internal::Data::DIGITS[index + 1]; - *--buffer_end = internal::Data::DIGITS[index]; - return buffer_end; - } - void FormatSigned(LongLong value) { - ULongLong abs_value = static_cast(value); - bool negative = value < 0; - if (negative) - abs_value = 0 - abs_value; - str_ = format_decimal(abs_value); - if (negative) - *--str_ = '-'; - } +public: + explicit FormatInt(int value) { FormatSigned(value); } - public: - explicit FormatInt(int value) { FormatSigned(value); } - explicit FormatInt(long value) { FormatSigned(value); } - explicit FormatInt(LongLong value) { FormatSigned(value); } - explicit FormatInt(unsigned value) : str_(format_decimal(value)) {} - explicit FormatInt(unsigned long value) : str_(format_decimal(value)) {} - explicit FormatInt(ULongLong value) : str_(format_decimal(value)) {} + explicit FormatInt(long value) { FormatSigned(value); } - /** Returns the number of characters written to the output buffer. */ - std::size_t size() const { - return internal::to_unsigned(buffer_ - str_ + BUFFER_SIZE - 1); - } + explicit FormatInt(LongLong value) { FormatSigned(value); } - /** + explicit FormatInt(unsigned value) : str_(format_decimal(value)) {} + + explicit FormatInt(unsigned long value) : str_(format_decimal(value)) {} + + explicit FormatInt(ULongLong value) : str_(format_decimal(value)) {} + + /** Returns the number of characters written to the output buffer. */ + std::size_t size() const { return internal::to_unsigned(buffer_ - str_ + BUFFER_SIZE - 1); } + + /** Returns a pointer to the output buffer content. No terminating null character is appended. */ - const char *data() const { return str_; } + const char *data() const { return str_; } - /** + /** Returns a pointer to the output buffer content with terminating null character appended. */ - const char *c_str() const { - buffer_[BUFFER_SIZE - 1] = '\0'; - return str_; - } + const char *c_str() const + { + buffer_[BUFFER_SIZE - 1] = '\0'; + return str_; + } - /** + /** \rst Returns the content of the output buffer as an ``std::string``. \endrst */ - std::string str() const { return std::string(str_, size()); } + std::string str() const { return std::string(str_, size()); } }; // Formats a decimal integer value writing into buffer and returns // a pointer to the end of the formatted string. This function doesn't // write a terminating null character. -template -inline void format_decimal(char *&buffer, T value) { - typedef typename internal::IntTraits::MainType MainType; - MainType abs_value = static_cast(value); - if (internal::is_negative(value)) { - *buffer++ = '-'; - abs_value = 0 - abs_value; - } - if (abs_value < 100) { - if (abs_value < 10) { - *buffer++ = static_cast('0' + abs_value); - return; +template +inline void +format_decimal(char *&buffer, T value) +{ + typedef typename internal::IntTraits::MainType MainType; + MainType abs_value = static_cast(value); + if (internal::is_negative(value)) { + *buffer++ = '-'; + abs_value = 0 - abs_value; } - unsigned index = static_cast(abs_value * 2); - *buffer++ = internal::Data::DIGITS[index]; - *buffer++ = internal::Data::DIGITS[index + 1]; - return; - } - unsigned num_digits = internal::count_digits(abs_value); - internal::format_decimal(buffer, abs_value, num_digits); - buffer += num_digits; + if (abs_value < 100) { + if (abs_value < 10) { + *buffer++ = static_cast('0' + abs_value); + return; + } + unsigned index = static_cast(abs_value * 2); + *buffer++ = internal::Data::DIGITS[index]; + *buffer++ = internal::Data::DIGITS[index + 1]; + return; + } + unsigned num_digits = internal::count_digits(abs_value); + internal::format_decimal(buffer, abs_value, num_digits); + buffer += num_digits; } /** @@ -3590,30 +3701,34 @@ inline void format_decimal(char *&buffer, T value) { \endrst */ -template -inline internal::NamedArgWithType arg(StringRef name, const T &arg) { - return internal::NamedArgWithType(name, arg); +template +inline internal::NamedArgWithType +arg(StringRef name, const T &arg) +{ + return internal::NamedArgWithType(name, arg); } -template -inline internal::NamedArgWithType arg(WStringRef name, const T &arg) { - return internal::NamedArgWithType(name, arg); +template +inline internal::NamedArgWithType +arg(WStringRef name, const T &arg) +{ + return internal::NamedArgWithType(name, arg); } // The following two functions are deleted intentionally to disable // nested named arguments as in ``format("{}", arg("a", arg("b", 42)))``. -template -void arg(StringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; -template -void arg(WStringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; -} +template +void arg(StringRef, const internal::NamedArg &) FMT_DELETED_OR_UNDEFINED; +template +void arg(WStringRef, const internal::NamedArg &) FMT_DELETED_OR_UNDEFINED; +}// namespace fmt #if FMT_GCC_VERSION // Use the system_header pragma to suppress warnings about variadic macros // because suppressing -Wvariadic-macros with the diagnostic pragma doesn't // work. It is used at the end because we want to suppress as little warnings // as possible. -# pragma GCC system_header +#pragma GCC system_header #endif // This is used to work around VC++ bugs in handling variadic macros. @@ -3626,58 +3741,55 @@ void arg(WStringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; #define FMT_ARG_N(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N #define FMT_RSEQ_N() 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 -#define FMT_FOR_EACH_(N, f, ...) \ - FMT_EXPAND(FMT_CONCAT(FMT_FOR_EACH, N)(f, __VA_ARGS__)) -#define FMT_FOR_EACH(f, ...) \ - FMT_EXPAND(FMT_FOR_EACH_(FMT_NARG(__VA_ARGS__), f, __VA_ARGS__)) +#define FMT_FOR_EACH_(N, f, ...) FMT_EXPAND(FMT_CONCAT(FMT_FOR_EACH, N)(f, __VA_ARGS__)) +#define FMT_FOR_EACH(f, ...) FMT_EXPAND(FMT_FOR_EACH_(FMT_NARG(__VA_ARGS__), f, __VA_ARGS__)) #define FMT_ADD_ARG_NAME(type, index) type arg##index #define FMT_GET_ARG_NAME(type, index) arg##index #if FMT_USE_VARIADIC_TEMPLATES -# define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ - template \ - ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), \ - const Args & ... args) Const { \ - typedef fmt::internal::ArgArray ArgArray; \ - typename ArgArray::Type array{ \ - ArgArray::template make >(args)...}; \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), \ - fmt::ArgList(fmt::internal::make_type(args...), array)); \ - } +#define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ + template \ + ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), const Args &...args) Const \ + { \ + typedef fmt::internal::ArgArray ArgArray; \ + typename ArgArray::Type array{ArgArray::template make>(args)...}; \ + call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList(fmt::internal::make_type(args...), array)); \ + } #else // Defines a wrapper for a function taking __VA_ARGS__ arguments // and n additional arguments of arbitrary types. -# define FMT_WRAP(Const, Char, ReturnType, func, call, n, ...) \ - template \ - inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), \ - FMT_GEN(n, FMT_MAKE_ARG)) Const { \ - fmt::internal::ArgArray::Type arr; \ - FMT_GEN(n, FMT_ASSIGN_##Char); \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList( \ - fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), arr)); \ - } +#define FMT_WRAP(Const, Char, ReturnType, func, call, n, ...) \ + template \ + inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__), FMT_GEN(n, FMT_MAKE_ARG)) Const \ + { \ + fmt::internal::ArgArray::Type arr; \ + FMT_GEN(n, FMT_ASSIGN_##Char); \ + call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), \ + fmt::ArgList(fmt::internal::make_type(FMT_GEN(n, FMT_MAKE_REF2)), arr)); \ + } -# define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ - inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__)) Const { \ - call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList()); \ - } \ - FMT_WRAP(Const, Char, ReturnType, func, call, 1, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 2, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 3, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 4, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 5, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 6, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 7, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 8, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 9, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 10, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 11, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 12, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 13, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 14, __VA_ARGS__) \ - FMT_WRAP(Const, Char, ReturnType, func, call, 15, __VA_ARGS__) -#endif // FMT_USE_VARIADIC_TEMPLATES +#define FMT_VARIADIC_(Const, Char, ReturnType, func, call, ...) \ + inline ReturnType func(FMT_FOR_EACH(FMT_ADD_ARG_NAME, __VA_ARGS__)) Const \ + { \ + call(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), fmt::ArgList()); \ + } \ + FMT_WRAP(Const, Char, ReturnType, func, call, 1, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 2, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 3, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 4, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 5, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 6, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 7, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 8, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 9, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 10, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 11, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 12, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 13, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 14, __VA_ARGS__) \ + FMT_WRAP(Const, Char, ReturnType, func, call, 15, __VA_ARGS__) +#endif// FMT_USE_VARIADIC_TEMPLATES /** \rst @@ -3706,21 +3818,18 @@ void arg(WStringRef, const internal::NamedArg&) FMT_DELETED_OR_UNDEFINED; } \endrst */ -#define FMT_VARIADIC(ReturnType, func, ...) \ - FMT_VARIADIC_(, char, ReturnType, func, return func, __VA_ARGS__) +#define FMT_VARIADIC(ReturnType, func, ...) FMT_VARIADIC_(, char, ReturnType, func, return func, __VA_ARGS__) -#define FMT_VARIADIC_CONST(ReturnType, func, ...) \ - FMT_VARIADIC_(const, char, ReturnType, func, return func, __VA_ARGS__) +#define FMT_VARIADIC_CONST(ReturnType, func, ...) FMT_VARIADIC_(const, char, ReturnType, func, return func, __VA_ARGS__) -#define FMT_VARIADIC_W(ReturnType, func, ...) \ - FMT_VARIADIC_(, wchar_t, ReturnType, func, return func, __VA_ARGS__) +#define FMT_VARIADIC_W(ReturnType, func, ...) FMT_VARIADIC_(, wchar_t, ReturnType, func, return func, __VA_ARGS__) -#define FMT_VARIADIC_CONST_W(ReturnType, func, ...) \ - FMT_VARIADIC_(const, wchar_t, ReturnType, func, return func, __VA_ARGS__) +#define FMT_VARIADIC_CONST_W(ReturnType, func, ...) \ + FMT_VARIADIC_(const, wchar_t, ReturnType, func, return func, __VA_ARGS__) #define FMT_CAPTURE_ARG_(id, index) ::fmt::arg(#id, id) -#define FMT_CAPTURE_ARG_W_(id, index) ::fmt::arg(L###id, id) +#define FMT_CAPTURE_ARG_W_(id, index) ::fmt::arg(L## #id, id) /** \rst @@ -3748,376 +3857,369 @@ FMT_VARIADIC(void, print, std::FILE *, CStringRef) FMT_VARIADIC(void, print_colored, Color, CStringRef) namespace internal { -template -inline bool is_name_start(Char c) { - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; +template +inline bool +is_name_start(Char c) +{ + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; } // Parses an unsigned integer advancing s to the end of the parsed input. // This function assumes that the first character of s is a digit. -template -unsigned parse_nonnegative_int(const Char *&s) { - assert('0' <= *s && *s <= '9'); - unsigned value = 0; - // Convert to unsigned to prevent a warning. - unsigned max_int = (std::numeric_limits::max)(); - unsigned big = max_int / 10; - do { - // Check for overflow. - if (value > big) { - value = max_int + 1; - break; - } - value = value * 10 + (*s - '0'); - ++s; - } while ('0' <= *s && *s <= '9'); - // Convert to unsigned to prevent a warning. - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - return value; -} - -inline void require_numeric_argument(const Arg &arg, char spec) { - if (arg.type > Arg::LAST_NUMERIC_TYPE) { - std::string message = - fmt::format("format specifier '{}' requires numeric argument", spec); - FMT_THROW(fmt::FormatError(message)); - } -} - -template -void check_sign(const Char *&s, const Arg &arg) { - char sign = static_cast(*s); - require_numeric_argument(arg, sign); - if (arg.type == Arg::UINT || arg.type == Arg::ULONG_LONG) { - FMT_THROW(FormatError(fmt::format( - "format specifier '{}' requires signed argument", sign))); - } - ++s; -} -} // namespace internal - -template -inline internal::Arg BasicFormatter::get_arg( - BasicStringRef arg_name, const char *&error) { - if (check_no_auto_index(error)) { - map_.init(args()); - const internal::Arg *arg = map_.find(arg_name); - if (arg) - return *arg; - error = "argument not found"; - } - return internal::Arg(); -} - -template -inline internal::Arg BasicFormatter::parse_arg_index(const Char *&s) { - const char *error = FMT_NULL; - internal::Arg arg = *s < '0' || *s > '9' ? - next_arg(error) : get_arg(internal::parse_nonnegative_int(s), error); - if (error) { - FMT_THROW(FormatError( - *s != '}' && *s != ':' ? "invalid format string" : error)); - } - return arg; -} - -template -inline internal::Arg BasicFormatter::parse_arg_name(const Char *&s) { - assert(internal::is_name_start(*s)); - const Char *start = s; - Char c; - do { - c = *++s; - } while (internal::is_name_start(c) || ('0' <= c && c <= '9')); - const char *error = FMT_NULL; - internal::Arg arg = get_arg(BasicStringRef(start, s - start), error); - if (error) - FMT_THROW(FormatError(error)); - return arg; -} - -template -const Char *BasicFormatter::format( - const Char *&format_str, const internal::Arg &arg) { - using internal::Arg; - const Char *s = format_str; - typename ArgFormatter::SpecType spec; - if (*s == ':') { - if (arg.type == Arg::CUSTOM) { - arg.custom.format(this, arg.custom.value, &s); - return s; - } - ++s; - // Parse fill and alignment. - if (Char c = *s) { - const Char *p = s + 1; - spec.align_ = ALIGN_DEFAULT; - do { - switch (*p) { - case '<': - spec.align_ = ALIGN_LEFT; - break; - case '>': - spec.align_ = ALIGN_RIGHT; - break; - case '=': - spec.align_ = ALIGN_NUMERIC; - break; - case '^': - spec.align_ = ALIGN_CENTER; +template +unsigned +parse_nonnegative_int(const Char *&s) +{ + assert('0' <= *s && *s <= '9'); + unsigned value = 0; + // Convert to unsigned to prevent a warning. + unsigned max_int = (std::numeric_limits::max)(); + unsigned big = max_int / 10; + do { + // Check for overflow. + if (value > big) { + value = max_int + 1; break; } - if (spec.align_ != ALIGN_DEFAULT) { - if (p != s) { - if (c == '}') break; - if (c == '{') - FMT_THROW(FormatError("invalid fill character '{'")); - s += 2; - spec.fill_ = c; - } else ++s; - if (spec.align_ == ALIGN_NUMERIC) - require_numeric_argument(arg, '='); - break; - } - } while (--p >= s); - } - - // Parse sign. - switch (*s) { - case '+': - check_sign(s, arg); - spec.flags_ |= SIGN_FLAG | PLUS_FLAG; - break; - case '-': - check_sign(s, arg); - spec.flags_ |= MINUS_FLAG; - break; - case ' ': - check_sign(s, arg); - spec.flags_ |= SIGN_FLAG; - break; - } - - if (*s == '#') { - require_numeric_argument(arg, '#'); - spec.flags_ |= HASH_FLAG; - ++s; - } - - // Parse zero flag. - if (*s == '0') { - require_numeric_argument(arg, '0'); - spec.align_ = ALIGN_NUMERIC; - spec.fill_ = '0'; - ++s; - } - - // Parse width. - if ('0' <= *s && *s <= '9') { - spec.width_ = internal::parse_nonnegative_int(s); - } else if (*s == '{') { - ++s; - Arg width_arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - if (*s++ != '}') - FMT_THROW(FormatError("invalid format string")); - ULongLong value = 0; - switch (width_arg.type) { - case Arg::INT: - if (width_arg.int_value < 0) - FMT_THROW(FormatError("negative width")); - value = width_arg.int_value; - break; - case Arg::UINT: - value = width_arg.uint_value; - break; - case Arg::LONG_LONG: - if (width_arg.long_long_value < 0) - FMT_THROW(FormatError("negative width")); - value = width_arg.long_long_value; - break; - case Arg::ULONG_LONG: - value = width_arg.ulong_long_value; - break; - default: - FMT_THROW(FormatError("width is not integer")); - } - unsigned max_int = (std::numeric_limits::max)(); - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - spec.width_ = static_cast(value); - } - - // Parse precision. - if (*s == '.') { - ++s; - spec.precision_ = 0; - if ('0' <= *s && *s <= '9') { - spec.precision_ = internal::parse_nonnegative_int(s); - } else if (*s == '{') { + value = value * 10 + (*s - '0'); ++s; - Arg precision_arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - if (*s++ != '}') - FMT_THROW(FormatError("invalid format string")); - ULongLong value = 0; - switch (precision_arg.type) { - case Arg::INT: - if (precision_arg.int_value < 0) - FMT_THROW(FormatError("negative precision")); - value = precision_arg.int_value; - break; - case Arg::UINT: - value = precision_arg.uint_value; - break; - case Arg::LONG_LONG: - if (precision_arg.long_long_value < 0) - FMT_THROW(FormatError("negative precision")); - value = precision_arg.long_long_value; - break; - case Arg::ULONG_LONG: - value = precision_arg.ulong_long_value; - break; - default: - FMT_THROW(FormatError("precision is not integer")); + } while ('0' <= *s && *s <= '9'); + // Convert to unsigned to prevent a warning. + if (value > max_int) FMT_THROW(FormatError("number is too big")); + return value; +} + +inline void +require_numeric_argument(const Arg &arg, char spec) +{ + if (arg.type > Arg::LAST_NUMERIC_TYPE) { + std::string message = fmt::format("format specifier '{}' requires numeric argument", spec); + FMT_THROW(fmt::FormatError(message)); + } +} + +template +void +check_sign(const Char *&s, const Arg &arg) +{ + char sign = static_cast(*s); + require_numeric_argument(arg, sign); + if (arg.type == Arg::UINT || arg.type == Arg::ULONG_LONG) { + FMT_THROW(FormatError(fmt::format("format specifier '{}' requires signed argument", sign))); + } + ++s; +} +}// namespace internal + +template +inline internal::Arg +BasicFormatter::get_arg(BasicStringRef arg_name, const char *&error) +{ + if (check_no_auto_index(error)) { + map_.init(args()); + const internal::Arg *arg = map_.find(arg_name); + if (arg) return *arg; + error = "argument not found"; + } + return internal::Arg(); +} + +template +inline internal::Arg +BasicFormatter::parse_arg_index(const Char *&s) +{ + const char *error = FMT_NULL; + internal::Arg arg = *s < '0' || *s > '9' ? next_arg(error) : get_arg(internal::parse_nonnegative_int(s), error); + if (error) { FMT_THROW(FormatError(*s != '}' && *s != ':' ? "invalid format string" : error)); } + return arg; +} + +template +inline internal::Arg +BasicFormatter::parse_arg_name(const Char *&s) +{ + assert(internal::is_name_start(*s)); + const Char *start = s; + Char c; + do { + c = *++s; + } while (internal::is_name_start(c) || ('0' <= c && c <= '9')); + const char *error = FMT_NULL; + internal::Arg arg = get_arg(BasicStringRef(start, s - start), error); + if (error) FMT_THROW(FormatError(error)); + return arg; +} + +template +const Char * +BasicFormatter::format(const Char *&format_str, const internal::Arg &arg) +{ + using internal::Arg; + const Char *s = format_str; + typename ArgFormatter::SpecType spec; + if (*s == ':') { + if (arg.type == Arg::CUSTOM) { + arg.custom.format(this, arg.custom.value, &s); + return s; } - unsigned max_int = (std::numeric_limits::max)(); - if (value > max_int) - FMT_THROW(FormatError("number is too big")); - spec.precision_ = static_cast(value); - } else { - FMT_THROW(FormatError("missing precision specifier")); - } - if (arg.type <= Arg::LAST_INTEGER_TYPE || arg.type == Arg::POINTER) { - FMT_THROW(FormatError( - fmt::format("precision not allowed in {} format specifier", - arg.type == Arg::POINTER ? "pointer" : "integer"))); - } + ++s; + // Parse fill and alignment. + if (Char c = *s) { + const Char *p = s + 1; + spec.align_ = ALIGN_DEFAULT; + do { + switch (*p) { + case '<': + spec.align_ = ALIGN_LEFT; + break; + case '>': + spec.align_ = ALIGN_RIGHT; + break; + case '=': + spec.align_ = ALIGN_NUMERIC; + break; + case '^': + spec.align_ = ALIGN_CENTER; + break; + } + if (spec.align_ != ALIGN_DEFAULT) { + if (p != s) { + if (c == '}') break; + if (c == '{') FMT_THROW(FormatError("invalid fill character '{'")); + s += 2; + spec.fill_ = c; + } else + ++s; + if (spec.align_ == ALIGN_NUMERIC) require_numeric_argument(arg, '='); + break; + } + } while (--p >= s); + } + + // Parse sign. + switch (*s) { + case '+': + check_sign(s, arg); + spec.flags_ |= SIGN_FLAG | PLUS_FLAG; + break; + case '-': + check_sign(s, arg); + spec.flags_ |= MINUS_FLAG; + break; + case ' ': + check_sign(s, arg); + spec.flags_ |= SIGN_FLAG; + break; + } + + if (*s == '#') { + require_numeric_argument(arg, '#'); + spec.flags_ |= HASH_FLAG; + ++s; + } + + // Parse zero flag. + if (*s == '0') { + require_numeric_argument(arg, '0'); + spec.align_ = ALIGN_NUMERIC; + spec.fill_ = '0'; + ++s; + } + + // Parse width. + if ('0' <= *s && *s <= '9') { + spec.width_ = internal::parse_nonnegative_int(s); + } else if (*s == '{') { + ++s; + Arg width_arg = internal::is_name_start(*s) ? parse_arg_name(s) : parse_arg_index(s); + if (*s++ != '}') FMT_THROW(FormatError("invalid format string")); + ULongLong value = 0; + switch (width_arg.type) { + case Arg::INT: + if (width_arg.int_value < 0) FMT_THROW(FormatError("negative width")); + value = width_arg.int_value; + break; + case Arg::UINT: + value = width_arg.uint_value; + break; + case Arg::LONG_LONG: + if (width_arg.long_long_value < 0) FMT_THROW(FormatError("negative width")); + value = width_arg.long_long_value; + break; + case Arg::ULONG_LONG: + value = width_arg.ulong_long_value; + break; + default: + FMT_THROW(FormatError("width is not integer")); + } + unsigned max_int = (std::numeric_limits::max)(); + if (value > max_int) FMT_THROW(FormatError("number is too big")); + spec.width_ = static_cast(value); + } + + // Parse precision. + if (*s == '.') { + ++s; + spec.precision_ = 0; + if ('0' <= *s && *s <= '9') { + spec.precision_ = internal::parse_nonnegative_int(s); + } else if (*s == '{') { + ++s; + Arg precision_arg = internal::is_name_start(*s) ? parse_arg_name(s) : parse_arg_index(s); + if (*s++ != '}') FMT_THROW(FormatError("invalid format string")); + ULongLong value = 0; + switch (precision_arg.type) { + case Arg::INT: + if (precision_arg.int_value < 0) FMT_THROW(FormatError("negative precision")); + value = precision_arg.int_value; + break; + case Arg::UINT: + value = precision_arg.uint_value; + break; + case Arg::LONG_LONG: + if (precision_arg.long_long_value < 0) FMT_THROW(FormatError("negative precision")); + value = precision_arg.long_long_value; + break; + case Arg::ULONG_LONG: + value = precision_arg.ulong_long_value; + break; + default: + FMT_THROW(FormatError("precision is not integer")); + } + unsigned max_int = (std::numeric_limits::max)(); + if (value > max_int) FMT_THROW(FormatError("number is too big")); + spec.precision_ = static_cast(value); + } else { + FMT_THROW(FormatError("missing precision specifier")); + } + if (arg.type <= Arg::LAST_INTEGER_TYPE || arg.type == Arg::POINTER) { + FMT_THROW(FormatError(fmt::format("precision not allowed in {} format specifier", + arg.type == Arg::POINTER ? "pointer" : "integer"))); + } + } + + // Parse type. + if (*s != '}' && *s) spec.type_ = static_cast(*s++); } - // Parse type. - if (*s != '}' && *s) - spec.type_ = static_cast(*s++); - } + if (*s++ != '}') FMT_THROW(FormatError("missing '}' in format string")); - if (*s++ != '}') - FMT_THROW(FormatError("missing '}' in format string")); - - // Format argument. - ArgFormatter(*this, spec, s - 1).visit(arg); - return s; + // Format argument. + ArgFormatter(*this, spec, s - 1).visit(arg); + return s; } -template -void BasicFormatter::format(BasicCStringRef format_str) { - const Char *s = format_str.c_str(); - const Char *start = s; - while (*s) { - Char c = *s++; - if (c != '{' && c != '}') continue; - if (*s == c) { - write(writer_, start, s); - start = ++s; - continue; +template +void +BasicFormatter::format(BasicCStringRef format_str) +{ + const Char *s = format_str.c_str(); + const Char *start = s; + while (*s) { + Char c = *s++; + if (c != '{' && c != '}') continue; + if (*s == c) { + write(writer_, start, s); + start = ++s; + continue; + } + if (c == '}') FMT_THROW(FormatError("unmatched '}' in format string")); + write(writer_, start, s - 1); + internal::Arg arg = internal::is_name_start(*s) ? parse_arg_name(s) : parse_arg_index(s); + start = s = format(s, arg); } - if (c == '}') - FMT_THROW(FormatError("unmatched '}' in format string")); - write(writer_, start, s - 1); - internal::Arg arg = internal::is_name_start(*s) ? - parse_arg_name(s) : parse_arg_index(s); - start = s = format(s, arg); - } - write(writer_, start, s); + write(writer_, start, s); } -template +template struct ArgJoin { - It first; - It last; - BasicCStringRef sep; + It first; + It last; + BasicCStringRef sep; - ArgJoin(It first, It last, const BasicCStringRef& sep) : - first(first), - last(last), - sep(sep) {} + ArgJoin(It first, It last, const BasicCStringRef &sep) : first(first), last(last), sep(sep) {} }; -template -ArgJoin join(It first, It last, const BasicCStringRef& sep) { - return ArgJoin(first, last, sep); +template +ArgJoin +join(It first, It last, const BasicCStringRef &sep) +{ + return ArgJoin(first, last, sep); } -template -ArgJoin join(It first, It last, const BasicCStringRef& sep) { - return ArgJoin(first, last, sep); +template +ArgJoin +join(It first, It last, const BasicCStringRef &sep) +{ + return ArgJoin(first, last, sep); } #if FMT_HAS_GXX_CXX11 -template -auto join(const Range& range, const BasicCStringRef& sep) - -> ArgJoin { - return join(std::begin(range), std::end(range), sep); +template +auto +join(const Range &range, const BasicCStringRef &sep) -> ArgJoin +{ + return join(std::begin(range), std::end(range), sep); } -template -auto join(const Range& range, const BasicCStringRef& sep) - -> ArgJoin { - return join(std::begin(range), std::end(range), sep); +template +auto +join(const Range &range, const BasicCStringRef &sep) -> ArgJoin +{ + return join(std::begin(range), std::end(range), sep); } #endif -template -void format_arg(fmt::BasicFormatter &f, - const Char *&format_str, const ArgJoin& e) { - const Char* end = format_str; - if (*end == ':') - ++end; - while (*end && *end != '}') - ++end; - if (*end != '}') - FMT_THROW(FormatError("missing '}' in format string")); +template +void +format_arg(fmt::BasicFormatter &f, const Char *&format_str, const ArgJoin &e) +{ + const Char *end = format_str; + if (*end == ':') ++end; + while (*end && *end != '}') ++end; + if (*end != '}') FMT_THROW(FormatError("missing '}' in format string")); - It it = e.first; - if (it != e.last) { - const Char* save = format_str; - f.format(format_str, internal::MakeArg >(*it++)); - while (it != e.last) { - f.writer().write(e.sep); - format_str = save; - f.format(format_str, internal::MakeArg >(*it++)); + It it = e.first; + if (it != e.last) { + const Char *save = format_str; + f.format(format_str, internal::MakeArg>(*it++)); + while (it != e.last) { + f.writer().write(e.sep); + format_str = save; + f.format(format_str, internal::MakeArg>(*it++)); + } } - } - format_str = end + 1; + format_str = end + 1; } -} // namespace fmt +}// namespace fmt #if FMT_USE_USER_DEFINED_LITERALS namespace fmt { namespace internal { -template +template struct UdlFormat { - const Char *str; + const Char *str; - template - auto operator()(Args && ... args) const - -> decltype(format(str, std::forward(args)...)) { - return format(str, std::forward(args)...); - } + template + auto operator()(Args &&...args) const -> decltype(format(str, std::forward(args)...)) + { + return format(str, std::forward(args)...); + } }; -template +template struct UdlArg { - const Char *str; + const Char *str; - template - NamedArgWithType operator=(T &&value) const { - return {str, std::forward(value)}; - } + template + NamedArgWithType operator=(T &&value) const + { + return {str, std::forward(value)}; + } }; -} // namespace internal +}// namespace internal inline namespace literals { @@ -4131,10 +4233,9 @@ inline namespace literals { std::string message = "The answer is {}"_format(42); \endrst */ -inline internal::UdlFormat -operator"" _format(const char *s, std::size_t) { return {s}; } -inline internal::UdlFormat -operator"" _format(const wchar_t *s, std::size_t) { return {s}; } +inline internal::UdlFormat operator"" _format(const char *s, std::size_t) { return {s}; } + +inline internal::UdlFormat operator"" _format(const wchar_t * s, std::size_t) { return {s}; } /** \rst @@ -4146,29 +4247,28 @@ operator"" _format(const wchar_t *s, std::size_t) { return {s}; } print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); \endrst */ -inline internal::UdlArg -operator"" _a(const char *s, std::size_t) { return {s}; } -inline internal::UdlArg -operator"" _a(const wchar_t *s, std::size_t) { return {s}; } +inline internal::UdlArg operator"" _a(const char *s, std::size_t) { return {s}; } -} // inline namespace literals -} // namespace fmt -#endif // FMT_USE_USER_DEFINED_LITERALS +inline internal::UdlArg operator"" _a(const wchar_t * s, std::size_t) { return {s}; } + +}// namespace literals +}// namespace fmt +#endif// FMT_USE_USER_DEFINED_LITERALS // Restore warnings. #if FMT_GCC_VERSION >= 406 -# pragma GCC diagnostic pop +#pragma GCC diagnostic pop #endif #if defined(__clang__) && !defined(FMT_ICC_VERSION) -# pragma clang diagnostic pop +#pragma clang diagnostic pop #endif #ifdef FMT_HEADER_ONLY -# define FMT_FUNC inline -# include "format.cc" +#define FMT_FUNC inline +#include "format.cc" #else -# define FMT_FUNC +#define FMT_FUNC #endif -#endif // FMT_FORMAT_H_ +#endif// FMT_FORMAT_H_