//! This module contains some helpers for the derive macros.
/// A trait that can be used to convert the type of a byte array to an integer
/// type of the same size.
pub trait EnumTagIntegerBytes {
type Integer;
}
macro_rules! enum_tag_integer_impls {
($($ty:ty),*) => {
$(
impl EnumTagIntegerBytes for [u8; core::mem::size_of::<$ty>()] {
type Integer = $ty;
}
)*
};
}
enum_tag_integer_impls!(u8, u16, u32, u64, u128);