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integral_constant -> bool_constant

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This commit is contained in:
Victor Zverovich 2019-06-05 08:14:47 -07:00
parent 7e39c7e6f4
commit 388bb389e6
2 changed files with 8 additions and 11 deletions
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7
include/fmt/core.h
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@ -400,7 +400,7 @@ using fmt::v5::to_string_view;
// Specifies whether S is a string type convertible to fmt::basic_string_view.
// It should be a constexpr function but MSVC 2017 fails to compile it in
// enable_if.
// enable_if. MSVC 2015 fails to compile it as an alias template.
template <typename S>
struct is_string
: bool_constant<
@ -483,9 +483,8 @@ struct formatter {
};
template <typename T, typename Char, typename Enable = void>
struct convert_to_int
: std::integral_constant<bool, !std::is_arithmetic<T>::value &&
std::is_convertible<T, int>::value> {};
struct convert_to_int : bool_constant<!std::is_arithmetic<T>::value &&
std::is_convertible<T, int>::value> {};
namespace internal {

12
include/fmt/format.h
View File

@ -780,10 +780,10 @@ inline char8_t to_char8_t(char c) { return static_cast<char8_t>(c); }
template <typename InputIt, typename OutChar>
struct needs_conversion
: std::integral_constant<
bool, std::is_same<typename std::iterator_traits<InputIt>::value_type,
char>::value &&
std::is_same<OutChar, char8_t>::value> {};
: bool_constant<
std::is_same<typename std::iterator_traits<InputIt>::value_type,
char>::value &&
std::is_same<OutChar, char8_t>::value> {};
template <typename OutChar, typename InputIt, typename OutputIt,
FMT_ENABLE_IF(!needs_conversion<InputIt, OutChar>::value)>
@ -2261,9 +2261,7 @@ void check_format_string(S format_str) {
// It is not possible to use get_type in formatter specialization directly
// because of a bug in MSVC.
template <typename Context, typename T>
struct format_type
: std::integral_constant<bool, get_type<Context, T>::value != custom_type> {
};
using format_type = bool_constant<get_type<Context, T>::value != custom_type>;
template <template <typename> class Handler, typename Spec, typename Context>
void handle_dynamic_spec(Spec& value, arg_ref<typename Context::char_type> ref,