const-decimal 0.3.0

Integer-backed decimals with constant precision
Documentation 
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use paste::paste;

pub trait Cheats<const D: u8> {
    const TWO: Self;
    const TEN: Self;
    const SCALING_FACTOR: Self;
    const TWO_SCALING_FACTOR: Self;
}

macro_rules! impl_primitive {
    ($primitive:tt) => {
        impl<const D: u8> Cheats<D> for $primitive {
            const TWO: Self = 2;
            const TEN: Self = 10;
            paste! {
                const SCALING_FACTOR: Self = [<10 $primitive>].pow(D as u32);
                const TWO_SCALING_FACTOR: Self = 2 * [<10 $primitive>].pow(D as u32);
            }
        }
    };
}

impl_primitive!(u8);
impl_primitive!(i8);
impl_primitive!(u16);
impl_primitive!(i16);
impl_primitive!(u32);
impl_primitive!(i32);
impl_primitive!(u64);
impl_primitive!(i64);
impl_primitive!(u128);
impl_primitive!(i128);