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Fix recursion check in range formatting

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This commit is contained in:
Victor Zverovich
2023-03-04 08:03:00 -08:00
parent b94e1016fa
commit e0748e61dd
2 changed files with 17 additions and 11 deletions
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15
include/fmt/ranges.h
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@@ -505,13 +505,14 @@ struct range_formatter<
enum class range_format { disabled, map, set, sequence, string, debug_string };
namespace detail {
template <typename T> struct range_format_kind_ {
static constexpr auto value = std::is_same<range_reference_type<T>, T>::value
? range_format::disabled
: is_map<T>::value ? range_format::map
: is_set<T>::value ? range_format::set
: range_format::sequence;
};
template <typename T>
struct range_format_kind_
: std::integral_constant<range_format,
std::is_same<uncvref_type<T>, T>::value
? range_format::disabled
: is_map<T>::value ? range_format::map
: is_set<T>::value ? range_format::set
: range_format::sequence> {};
template <range_format K, typename R, typename Char, typename Enable = void>
struct range_default_formatter;