Trait ViewMut
views
pub trait ViewMut<T: Copy>: AsMut<[T]> { fn put(&mut self, val: &[T]) -> Result<(), BadPos>; }
fn put(&mut self, val: &[T]) -> Result<(), BadPos>
impl<T: Copy> ViewMut<T> for &mut [T]
impl<T: Copy, B: AsMut<[T]>> ViewMut<T> for Look<T, B>