noodles_cram/record/feature/substitution.rs
//! CRAM record substitution feature.
mod base;
pub use self::base::Base;
/// A substitution feature value.
#[derive(Clone, Copy, Debug, Eq, PartialEq)]
pub enum Value {
/// A substitution code used when reading and writing.
Code(u8),
/// A substitution-read base pair used when staging the record for writing.
Bases(Base, Base),
}