32 Concurrency support library [thread]
namespace std {
class future_error : public logic_error {
public:
explicit future_error(future_errc e);
const error_code& code() const noexcept;
const char* what() const noexcept;
private:
error_code ec_;
};
}
explicit future_error(future_errc e);
Effects: Initializes
ec_ with
make_error_code(e). const error_code& code() const noexcept;
const char* what() const noexcept;
Returns: An
ntbs incorporating
code().message().