#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[allow(non_camel_case_types)]
pub enum PackField {
/// What arguments this type accepts.
Arguments,
/// What this type returns when called.
Returns,
/// The tail of a type pack.
Tail,
}
impl PackField {
pub const Arguments: Self = Self::Arguments;
pub const Returns: Self = Self::Returns;
pub const Tail: Self = Self::Tail;
}