use std::mem::size_of;

use zerocopy::{FromBytes, FromZeroes, Ref};

use crate::{FilePointer, FileRange, RawFilePointer};

pub trait ReaderTrait {
    fn read_raw(&self, ptr: FileRange) -> &[u8];
    fn read<T: FromBytes>(&self, ptr: FilePointer<T>) -> &T {
        Ref::<_, T>::new(self.read_raw(ptr.range()))
            .unwrap()
            .into_ref()
    }
}