// © 2023 John Breaux
//! Convenience trait for dealing with hashable data
pub type Hash = u64;
pub trait FromHash: From<Hash> {
    /// Hashes anything that implements [type@Hash] using the [DefaultHasher](std::collections::hash_map::DefaultHasher)
    fn hash<T: std::hash::Hash>(hashable: T) -> Hash {
        use std::hash::Hasher;
        let mut hasher = std::collections::hash_map::DefaultHasher::new();
        hashable.hash(&mut hasher);
        hasher.finish()
    }
    fn from_hash<T: std::hash::Hash>(hashable: T) -> Self
    where Self: Sized {
        Self::from(Self::hash(hashable))
    }
}
impl<T: From<Hash>> FromHash for T {}