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docwire::convert::conversion_implementation_exists Concept Reference

Concept definition

template<typename To, typename From>
concept conversion_implementation_exists = requires(const From& from) {
{ convert_impl(from, convert::dest_type_tag<To>{}) } noexcept -> std::same_as<std::optional<To>>;
}
std::optional< std::chrono::sys_seconds > convert_impl(with::date_format::iso8601 s, dest_type_tag< std::chrono::sys_seconds >) noexcept
Converts an ISO 8601 date string to sys_seconds.
A tag type used for dispatching convert_impl overloads based on the destination type.

Detailed Description

Definition at line 35 of file convert_base.h.