//! # GENDER value
//!
//! The decoded `GENDER` value.
//!
//! `GENDER` is a structured RFC 6350 6.2.7 value of two `;`-ordered
//! components, a single-letter sex code (`M`, `F`, `O`, `N`, `U`, or empty)
//! and a free-text gender identity, which this bespoke type names.
use Cow;
/// The decoded GENDER value: a sex code and a free-text identity.