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Cleanup type handling

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This commit is contained in:
Victor Zverovich 2017-09-06 07:00:21 -07:00
parent c18a4041f9
commit 1a09194ae6
1 changed files with 54 additions and 56 deletions
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110
fmt/format.h
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@ -1142,57 +1142,55 @@ template <typename T>
struct is_named_arg : std::false_type {};
template <typename Char>
struct is_named_arg< named_arg<Char> > : std::true_type {};
struct is_named_arg<named_arg<Char>> : std::true_type {};
template <typename T>
constexpr Type gettype() {
return is_named_arg<T>::value ?
NAMED_ARG : (convert_to_int<T>::value ? INT : CUSTOM);
constexpr Type get_type() {
return std::is_reference<T>::value || std::is_array<T>::value ?
get_type<typename std::decay<T>::type>() :
(is_named_arg<T>::value ?
NAMED_ARG : (convert_to_int<T>::value ? INT : CUSTOM));
}
template <> constexpr Type gettype<bool>() { return BOOL; }
template <> constexpr Type gettype<short>() { return INT; }
template <> constexpr Type gettype<unsigned short>() { return UINT; }
template <> constexpr Type gettype<int>() { return INT; }
template <> constexpr Type gettype<unsigned>() { return UINT; }
template <> constexpr Type gettype<long>() {
template <> constexpr Type get_type<bool>() { return BOOL; }
template <> constexpr Type get_type<short>() { return INT; }
template <> constexpr Type get_type<unsigned short>() { return UINT; }
template <> constexpr Type get_type<int>() { return INT; }
template <> constexpr Type get_type<unsigned>() { return UINT; }
template <> constexpr Type get_type<long>() {
return sizeof(long) == sizeof(int) ? INT : LONG_LONG;
}
template <> constexpr Type gettype<unsigned long>() {
return sizeof(unsigned long) == sizeof(unsigned) ?
UINT : ULONG_LONG;
template <> constexpr Type get_type<unsigned long>() {
return sizeof(unsigned long) == sizeof(unsigned) ? UINT : ULONG_LONG;
}
template <> constexpr Type gettype<long long>() { return LONG_LONG; }
template <> constexpr Type gettype<unsigned long long>() { return ULONG_LONG; }
template <> constexpr Type gettype<float>() { return DOUBLE; }
template <> constexpr Type gettype<double>() { return DOUBLE; }
template <> constexpr Type gettype<long double>() { return LONG_DOUBLE; }
template <> constexpr Type gettype<signed char>() { return INT; }
template <> constexpr Type gettype<unsigned char>() { return UINT; }
template <> constexpr Type gettype<char>() { return CHAR; }
template <> constexpr Type get_type<long long>() { return LONG_LONG; }
template <> constexpr Type get_type<unsigned long long>() { return ULONG_LONG; }
template <> constexpr Type get_type<float>() { return DOUBLE; }
template <> constexpr Type get_type<double>() { return DOUBLE; }
template <> constexpr Type get_type<long double>() { return LONG_DOUBLE; }
template <> constexpr Type get_type<signed char>() { return INT; }
template <> constexpr Type get_type<unsigned char>() { return UINT; }
template <> constexpr Type get_type<char>() { return CHAR; }
#if !defined(_MSC_VER) || defined(_NATIVE_WCHAR_T_DEFINED)
template <> constexpr Type gettype<wchar_t>() { return CHAR; }
template <> constexpr Type get_type<wchar_t>() { return CHAR; }
#endif
template <> constexpr Type gettype<char *>() { return CSTRING; }
template <> constexpr Type gettype<const char *>() { return CSTRING; }
template <> constexpr Type gettype<signed char *>() { return CSTRING; }
template <> constexpr Type gettype<const signed char *>() { return CSTRING; }
template <> constexpr Type gettype<unsigned char *>() { return CSTRING; }
template <> constexpr Type gettype<const unsigned char *>() { return CSTRING; }
template <> constexpr Type gettype<std::string>() { return STRING; }
template <> constexpr Type gettype<string_view>() { return STRING; }
template <> constexpr Type gettype<wchar_t *>() { return TSTRING; }
template <> constexpr Type gettype<const wchar_t *>() { return TSTRING; }
template <> constexpr Type gettype<std::wstring>() { return TSTRING; }
template <> constexpr Type gettype<wstring_view>() { return TSTRING; }
template <> constexpr Type gettype<void *>() { return POINTER; }
template <> constexpr Type gettype<const void *>() { return POINTER; }
template <> constexpr Type gettype<std::nullptr_t>() { return POINTER; }
template <typename T>
constexpr Type type() { return gettype<typename std::decay<T>::type>(); }
template <> constexpr Type get_type<char *>() { return CSTRING; }
template <> constexpr Type get_type<const char *>() { return CSTRING; }
template <> constexpr Type get_type<signed char *>() { return CSTRING; }
template <> constexpr Type get_type<const signed char *>() { return CSTRING; }
template <> constexpr Type get_type<unsigned char *>() { return CSTRING; }
template <> constexpr Type get_type<const unsigned char *>() { return CSTRING; }
template <> constexpr Type get_type<std::string>() { return STRING; }
template <> constexpr Type get_type<string_view>() { return STRING; }
template <> constexpr Type get_type<wchar_t *>() { return TSTRING; }
template <> constexpr Type get_type<const wchar_t *>() { return TSTRING; }
template <> constexpr Type get_type<std::wstring>() { return TSTRING; }
template <> constexpr Type get_type<wstring_view>() { return TSTRING; }
template <> constexpr Type get_type<void *>() { return POINTER; }
template <> constexpr Type get_type<const void *>() { return POINTER; }
template <> constexpr Type get_type<std::nullptr_t>() { return POINTER; }
// A formatting argument value.
template <typename Context>
@ -1268,7 +1266,7 @@ class value {
#define FMT_MAKE_VALUE_(Type, field, TYPE, rhs) \
value(Type value) { \
static_assert(internal::type<Type>() == internal::TYPE, "invalid type"); \
static_assert(get_type<Type>() == internal::TYPE, "invalid type"); \
this->field = rhs; \
}
@ -1309,14 +1307,14 @@ class value {
#if !defined(_MSC_VER) || defined(_NATIVE_WCHAR_T_DEFINED)
typedef typename wchar_helper<wchar_t, Char>::supported WChar;
value(WChar value) {
static_assert(internal::type<WChar>() == internal::CHAR, "invalid type");
static_assert(get_type<WChar>() == internal::CHAR, "invalid type");
this->int_value = value;
}
#endif
#define FMT_MAKE_STR_VALUE(Type, TYPE) \
value(Type value) { \
static_assert(internal::type<Type>() == internal::TYPE, "invalid type"); \
static_assert(get_type<Type>() == internal::TYPE, "invalid type"); \
set_string(value); \
}
@ -1331,7 +1329,7 @@ class value {
#define FMT_MAKE_WSTR_VALUE(Type, TYPE) \
value(typename wchar_helper<Type, Char>::supported value) { \
static_assert(internal::type<Type>() == internal::TYPE, "invalid type"); \
static_assert(get_type<Type>() == internal::TYPE, "invalid type"); \
set_string(value); \
}
@ -1347,7 +1345,7 @@ class value {
template <typename T>
value(const T &value,
typename std::enable_if<!convert_to_int<T>::value, int>::type = 0) {
static_assert(internal::type<T>() == internal::CUSTOM, "invalid type");
static_assert(get_type<T>() == internal::CUSTOM, "invalid type");
this->custom.value = &value;
this->custom.format = &format_custom_arg<T>;
}
@ -1355,7 +1353,7 @@ class value {
template <typename T>
value(const T &value,
typename std::enable_if<convert_to_int<T>::value, int>::type = 0) {
static_assert(internal::type<T>() == internal::INT, "invalid type");
static_assert(get_type<T>() == internal::INT, "invalid type");
this->int_value = value;
}
@ -1364,7 +1362,7 @@ class value {
template <typename Char_>
value(const named_arg<Char_> &value) {
static_assert(
internal::type<const named_arg<Char_> &>() == internal::NAMED_ARG,
get_type<const named_arg<Char_> &>() == internal::NAMED_ARG,
"invalid type");
this->pointer = &value;
}
@ -1465,7 +1463,7 @@ namespace internal {
template <typename Context, typename T>
basic_arg<Context> make_arg(const T &value) {
basic_arg<Context> arg;
arg.type_ = internal::type<T>();
arg.type_ = get_type<T>();
arg.value_ = value;
return arg;
}
@ -1503,12 +1501,12 @@ struct named_arg : basic_arg<Context> {
};
template <typename Arg, typename... Args>
constexpr uint64_t make_type() {
return type<Arg>() | (make_type<Args...>() << 4);
constexpr uint64_t get_types() {
return get_type<Arg>() | (get_types<Args...>() << 4);
}
template <>
constexpr uint64_t make_type<void>() { return 0; }
constexpr uint64_t get_types<void>() { return 0; }
// Maximum number of arguments with packed types.
enum { MAX_PACKED_ARGS = 15 };
@ -1546,7 +1544,7 @@ class arg_store {
public:
static const uint64_t TYPES =
NUM_ARGS <= internal::MAX_PACKED_ARGS ?
internal::make_type<Args..., void>() : -static_cast<int64_t>(NUM_ARGS);
internal::get_types<Args..., void>() : -static_cast<int64_t>(NUM_ARGS);
arg_store(const Args &... args)
: data_(Array{{internal::make_arg<IS_PACKED, Context>(args)...}}) {}
@ -3494,10 +3492,10 @@ const Char *do_format_arg(basic_buffer<Char> &buffer,
}
// Specifies whether to format T using the standard formatter.
// It is not possible to use gettype in formatter specialization directly
// It is not possible to use get_type in formatter specialization directly
// because of a bug in MSVC.
template <typename T>
struct format_type : std::integral_constant<bool, gettype<T>() != CUSTOM> {};
struct format_type : std::integral_constant<bool, get_type<T>() != CUSTOM> {};
// Specifies whether to format enums.
template <typename T, typename Enable = void>
@ -3533,7 +3531,7 @@ struct formatter<
auto it = internal::null_terminating_iterator<Char>(format);
using handler_type = internal::dynamic_specs_handler<Char>;
internal::specs_checker<handler_type>
handler(handler_type(specs_), internal::gettype<T>());
handler(handler_type(specs_), internal::get_type<T>());
it = parse_format_specs(it, handler);
return pointer_from(it);
}
@ -3595,7 +3593,7 @@ struct dynamic_formatter {
void on_hash() {}
};
internal::specs_checker<null_handler>
checker(null_handler(), internal::gettype<T>());
checker(null_handler(), internal::get_type<T>());
checker.on_align(specs_.align());
if (specs_.flags_ == 0) {
// Do nothing.