kaycxx::cli::from_string_parseable Concept Reference

Checks whether a type can be parsed with an ADL-discovered from_string function. More...

#include <kaycxx/cli/parse_value.hpp>

Concept definition

template<typename T>
concept kaycxx::cli::from_string_parseable =  requires(std::string_view text) {
    { from_string(text, std::type_identity<T>()) } -> std::same_as<T>;
}

Detailed Description

Checks whether a type can be parsed with an ADL-discovered from_string function.

Supported functions must live in the same namespace as the parsed type and use the signature T from_string(std::string_view, std::type_identity<T>).

Template Parameters

T	Value type to check.