repr 0.8.0

The regular-expression-as-linear-logic interpretation and its implementation
Documentation 
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use core::{
    fmt::Debug,
    iter::Step,
    marker::Destruct,
    panic::{RefUnwindSafe, UnwindSafe},
};

use unconst::unconst;

/// - `Copy` + `Clone`: possibility of `!` exponentiation
/// - `PartialEq` + `Eq`: decidability
#[unconst]
#[const_trait]
pub trait Integral:
    Copy
    + [const] Clone
    + [const] PartialEq
    + [const] Eq
    + [const] PartialOrd
    + [const] Ord
    + Step
    + [const] Destruct
    + Debug
    + Sync
    + Send
    + RefUnwindSafe
    + UnwindSafe
{
    const MIN: Self;
    const MAX: Self;
    fn succ(self) -> Self;
    fn pred(self) -> Self;
    // fn null(&self, zero: &Zero) -> bool;
}