use std::fmt;
/// A lightweight reaction direction label.
#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
pub enum ReactionDirection {
/// Forward direction.
Forward,
/// Reverse direction.
Reverse,
/// Reversible direction.
Reversible,
/// Equilibrium direction.
Equilibrium,
}
impl fmt::Display for ReactionDirection {
fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
let value = match self {
Self::Forward => "forward",
Self::Reverse => "reverse",
Self::Reversible => "reversible",
Self::Equilibrium => "equilibrium",
};
formatter.write_str(value)
}
}