#[macro_use]
extern crate rental;
rental! {
pub mod rent_vec_slice {
#[rental(deref_suffix)]
pub struct OwnedSlice {
buffer: Vec<u8>,
slice: &'buffer [u8],
}
#[rental_mut(deref_mut_suffix)]
pub struct OwnedMutSlice {
buffer: Vec<u8>,
slice: &'buffer mut [u8],
}
}
}
#[test]
fn new() {
let vec = vec![1, 2, 3];
let _ = rent_vec_slice::OwnedSlice::new(vec, |slice| slice);
}
#[test]
fn read() {
let vec = vec![1, 2, 3];
let rvec = rent_vec_slice::OwnedSlice::new(vec, |slice| slice);
assert_eq!(rvec.rent(|slice| slice[1]), 2);
assert_eq!(rvec.rent(|slice| slice[1]), rvec[1]);
}
#[test]
fn write() {
let vec = vec![1, 2, 3];
let mut rvec = rent_vec_slice::OwnedMutSlice::new(vec, |slice| slice);
rvec[1] = 4;
assert_eq!(rvec.rent(|slice| slice[1]), 4);
assert_eq!(rvec.rent(|slice| slice[1]), rvec[1]);
}