mirror of
https://github.com/fmtlib/fmt.git
synced 2024-12-24 12:14:26 +00:00
Move BasicArg & make_arg from BasicWriter to the internal namespace.
This commit is contained in:
Victor Zverovich
parent
21111cc954
commit
ba70b30d7e
247
format.h
247
format.h
@ -630,6 +630,115 @@ struct ArgInfo {
|
||||
CustomValue custom;
|
||||
};
|
||||
};
|
||||
|
||||
// An argument action that does nothing.
|
||||
struct NullArgAction {
|
||||
void operator()() const {}
|
||||
};
|
||||
|
||||
// A wrapper around a format argument.
|
||||
template <typename Char, typename Action = internal::NullArgAction>
|
||||
class BasicArg : public Action, public internal::ArgInfo {
|
||||
private:
|
||||
// This method is private to disallow formatting of arbitrary pointers.
|
||||
// If you want to output a pointer cast it to const void*. Do not implement!
|
||||
template <typename T>
|
||||
BasicArg(const T *value);
|
||||
|
||||
// This method is private to disallow formatting of arbitrary pointers.
|
||||
// If you want to output a pointer cast it to void*. Do not implement!
|
||||
template <typename T>
|
||||
BasicArg(T *value);
|
||||
|
||||
public:
|
||||
using internal::ArgInfo::type;
|
||||
|
||||
BasicArg() {}
|
||||
// TODO: unsigned char & signed char
|
||||
BasicArg(short value) { type = INT; int_value = value; }
|
||||
BasicArg(unsigned short value) { type = UINT; uint_value = value; }
|
||||
BasicArg(int value) { type = INT; int_value = value; }
|
||||
BasicArg(unsigned value) { type = UINT; uint_value = value; }
|
||||
BasicArg(long value) {
|
||||
if (sizeof(long) == sizeof(int)) {
|
||||
type = INT;
|
||||
int_value = static_cast<int>(value);
|
||||
} else {
|
||||
type = LONG_LONG;
|
||||
long_long_value = value;
|
||||
}
|
||||
}
|
||||
BasicArg(unsigned long value) {
|
||||
if (sizeof(unsigned long) == sizeof(unsigned)) {
|
||||
type = UINT;
|
||||
uint_value = static_cast<unsigned>(value);
|
||||
} else {
|
||||
type = ULONG_LONG;
|
||||
ulong_long_value = value;
|
||||
}
|
||||
}
|
||||
BasicArg(LongLong value) { type = LONG_LONG; long_long_value = value; }
|
||||
BasicArg(ULongLong value) { type = ULONG_LONG; ulong_long_value = value; }
|
||||
BasicArg(float value) { type = DOUBLE; double_value = value; }
|
||||
BasicArg(double value) { type = DOUBLE; double_value = value; }
|
||||
BasicArg(long double value) { type = LONG_DOUBLE; long_double_value = value; }
|
||||
BasicArg(char value) { type = CHAR; int_value = value; }
|
||||
BasicArg(wchar_t value) {
|
||||
type = CHAR;
|
||||
int_value = internal::CharTraits<Char>::ConvertChar(value);
|
||||
}
|
||||
|
||||
BasicArg(const char *value) {
|
||||
type = STRING;
|
||||
string.value = value;
|
||||
string.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(const wchar_t *value) {
|
||||
type = WSTRING;
|
||||
wstring.value = value;
|
||||
wstring.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(Char *value) {
|
||||
type = STRING;
|
||||
string.value = value;
|
||||
string.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(const void *value) { type = POINTER; pointer_value = value;
|
||||
}
|
||||
BasicArg(void *value) { type = POINTER; pointer_value = value; }
|
||||
|
||||
BasicArg(const std::basic_string<Char> &value) {
|
||||
type = STRING;
|
||||
string.value = value.c_str();
|
||||
string.size = value.size();
|
||||
}
|
||||
|
||||
BasicArg(BasicStringRef<Char> value) {
|
||||
type = STRING;
|
||||
string.value = value.c_str();
|
||||
string.size = value.size();
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
BasicArg(const T &value) {
|
||||
type = CUSTOM;
|
||||
custom.value = &value;
|
||||
custom.format = &internal::FormatCustomArg<Char, T>;
|
||||
}
|
||||
|
||||
// The destructor is declared noexcept(false) because the action may throw
|
||||
// an exception.
|
||||
~BasicArg() FMT_NOEXCEPT(false) {
|
||||
// Invoke the action.
|
||||
(*this)();
|
||||
}
|
||||
};
|
||||
|
||||
template <typename Char, typename T>
|
||||
inline ArgInfo make_arg(const T &arg) { return BasicArg<Char>(arg); }
|
||||
} // namespace internal
|
||||
|
||||
/**
|
||||
@ -908,20 +1017,21 @@ public:
|
||||
|
||||
# define FMT_MAKE_TEMPLATE_ARG(n) typename T##n
|
||||
# define FMT_MAKE_ARG(n) const T##n &v##n
|
||||
# define FMT_MAKE_REF_char(n) fmt::Writer::make_arg(v##n)
|
||||
# define FMT_MAKE_REF_wchar_t(n) fmt::WWriter::make_arg(v##n)
|
||||
# define FMT_MAKE_REF_char(n) fmt::internal::make_arg<char>(v##n)
|
||||
# define FMT_MAKE_REF_wchar_t(n) fmt::internal::make_arg<wchar_t>(v##n)
|
||||
|
||||
#if FMT_USE_VARIADIC_TEMPLATES
|
||||
// Defines a variadic function returning void.
|
||||
# define FMT_VARIADIC_VOID(func, arg_type) \
|
||||
template<typename... Args> \
|
||||
void func(arg_type arg1, const Args & ... args) { \
|
||||
const BasicArg<> \
|
||||
arg_array[fmt::internal::NonZero<sizeof...(Args)>::VALUE] = {args...}; \
|
||||
const internal::ArgInfo arg_array[fmt::internal::NonZero<sizeof...(Args)>::VALUE] = { \
|
||||
fmt::internal::make_arg<Char>(args)... \
|
||||
}; \
|
||||
func(arg1, ArgList(arg_array, sizeof...(Args))); \
|
||||
}
|
||||
#else
|
||||
# define FMT_MAKE_REF(n) fmt::BasicWriter<Char>::make_arg(v##n)
|
||||
# define FMT_MAKE_REF(n) fmt::internal::make_arg<Char>(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) \
|
||||
@ -1066,126 +1176,6 @@ class BasicWriter {
|
||||
|
||||
static ULongLong GetIntValue(const Arg &arg);
|
||||
|
||||
// An argument action that does nothing.
|
||||
struct NullArgAction {
|
||||
void operator()() const {}
|
||||
};
|
||||
|
||||
// A wrapper around a format argument.
|
||||
template <typename Action = NullArgAction>
|
||||
class BasicArg : public Action, public Arg {
|
||||
private:
|
||||
// This method is private to disallow formatting of arbitrary pointers.
|
||||
// If you want to output a pointer cast it to const void*. Do not implement!
|
||||
template <typename T>
|
||||
BasicArg(const T *value);
|
||||
|
||||
// This method is private to disallow formatting of arbitrary pointers.
|
||||
// If you want to output a pointer cast it to void*. Do not implement!
|
||||
template <typename T>
|
||||
BasicArg(T *value);
|
||||
|
||||
public:
|
||||
using Arg::type;
|
||||
|
||||
BasicArg() {}
|
||||
// TODO: unsigned char & signed char
|
||||
BasicArg(short value) { type = Arg::INT; Arg::int_value = value; }
|
||||
BasicArg(unsigned short value) {
|
||||
type = Arg::UINT;
|
||||
Arg::uint_value = value;
|
||||
}
|
||||
BasicArg(int value) { type = Arg::INT; Arg::int_value = value; }
|
||||
BasicArg(unsigned value) { type = Arg::UINT; Arg::uint_value = value; }
|
||||
BasicArg(long value) {
|
||||
if (sizeof(long) == sizeof(int)) {
|
||||
type = Arg::INT;
|
||||
Arg::int_value = static_cast<int>(value);
|
||||
} else {
|
||||
type = Arg::LONG_LONG;
|
||||
Arg::long_long_value = value;
|
||||
}
|
||||
}
|
||||
BasicArg(unsigned long value) {
|
||||
if (sizeof(unsigned long) == sizeof(unsigned)) {
|
||||
type = Arg::UINT;
|
||||
Arg::uint_value = static_cast<unsigned>(value);
|
||||
} else {
|
||||
type = Arg::ULONG_LONG;
|
||||
Arg::ulong_long_value = value;
|
||||
}
|
||||
}
|
||||
BasicArg(LongLong value) {
|
||||
type = Arg::LONG_LONG;
|
||||
Arg::long_long_value = value;
|
||||
}
|
||||
BasicArg(ULongLong value) {
|
||||
type = Arg::ULONG_LONG;
|
||||
Arg::ulong_long_value = value;
|
||||
}
|
||||
BasicArg(float value) { type = Arg::DOUBLE; Arg::double_value = value; }
|
||||
BasicArg(double value) { type = Arg::DOUBLE; Arg::double_value = value; }
|
||||
BasicArg(long double value) {
|
||||
type = Arg::LONG_DOUBLE;
|
||||
Arg::long_double_value = value;
|
||||
}
|
||||
BasicArg(char value) { type = Arg::CHAR; Arg::int_value = value; }
|
||||
BasicArg(wchar_t value) {
|
||||
type = Arg::CHAR;
|
||||
Arg::int_value = internal::CharTraits<Char>::ConvertChar(value);
|
||||
}
|
||||
|
||||
BasicArg(const char *value) {
|
||||
type = Arg::STRING;
|
||||
Arg::string.value = value;
|
||||
Arg::string.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(const wchar_t *value) {
|
||||
type = Arg::WSTRING;
|
||||
Arg::wstring.value = value;
|
||||
Arg::wstring.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(Char *value) {
|
||||
type = Arg::STRING;
|
||||
Arg::string.value = value;
|
||||
Arg::string.size = 0;
|
||||
}
|
||||
|
||||
BasicArg(const void *value) {
|
||||
type = Arg::POINTER;
|
||||
Arg::pointer_value = value;
|
||||
}
|
||||
BasicArg(void *value) { type = Arg::POINTER; Arg::pointer_value = value; }
|
||||
|
||||
BasicArg(const std::basic_string<Char> &value) {
|
||||
type = Arg::STRING;
|
||||
Arg::string.value = value.c_str();
|
||||
Arg::string.size = value.size();
|
||||
}
|
||||
|
||||
BasicArg(BasicStringRef<Char> value) {
|
||||
type = Arg::STRING;
|
||||
Arg::string.value = value.c_str();
|
||||
Arg::string.size = value.size();
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
BasicArg(const T &value) {
|
||||
type = Arg::CUSTOM;
|
||||
Arg::custom.value = &value;
|
||||
Arg::custom.format = &internal::FormatCustomArg<Char, T>;
|
||||
}
|
||||
|
||||
// The destructor is declared noexcept(false) because the action may throw
|
||||
// an exception.
|
||||
~BasicArg() FMT_NOEXCEPT(false) {
|
||||
// Invoke the action.
|
||||
(*this)();
|
||||
}
|
||||
};
|
||||
|
||||
// Format string parser.
|
||||
class FormatParser {
|
||||
private:
|
||||
@ -1309,9 +1299,6 @@ class BasicWriter {
|
||||
PrintfParser().Format(w, format, args);
|
||||
}
|
||||
|
||||
template <typename T>
|
||||
static Arg make_arg(const T &arg) { return BasicArg<>(arg); }
|
||||
|
||||
BasicWriter &operator<<(int value) {
|
||||
return *this << IntFormatSpec<int>(value);
|
||||
}
|
||||
@ -1644,7 +1631,7 @@ class BasicFormatter {
|
||||
};
|
||||
|
||||
typedef typename internal::ArgInfo ArgInfo;
|
||||
typedef typename BasicWriter<Char>::template BasicArg<ArgAction> Arg;
|
||||
typedef internal::BasicArg<Char, ArgAction> Arg;
|
||||
|
||||
enum { NUM_INLINE_ARGS = 10 };
|
||||
internal::Array<ArgInfo, NUM_INLINE_ARGS> args_; // Format arguments.
|
||||
@ -2152,7 +2139,7 @@ inline void FormatDec(char *&buffer, T value) {
|
||||
const Args & ... args) { \
|
||||
enum {N = fmt::internal::NonZero<sizeof...(Args)>::VALUE}; \
|
||||
const fmt::internal::ArgInfo array[N] = { \
|
||||
fmt::BasicWriter<Char>::make_arg(args)... \
|
||||
fmt::internal::make_arg<Char>(args)... \
|
||||
}; \
|
||||
return func(FMT_FOR_EACH(FMT_GET_ARG_NAME, __VA_ARGS__), \
|
||||
fmt::ArgList(array, sizeof...(Args))); \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user