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use std::borrow::{Borrow, BorrowMut};
pub enum Oom<'a, T> {
Own(T),
Mut(&'a mut T),
}
impl<'a, T> AsMut<T> for Oom<'a, T> {
fn as_mut(&mut self) -> &mut T {
match self {
Oom::Own(data) => data,
Oom::Mut(data) => data,
}
}
}
impl<'a, T> AsRef<T> for Oom<'a, T> {
fn as_ref(&self) -> &T {
match self {
Oom::Own(data) => data,
Oom::Mut(data) => data,
}
}
}
impl<'a, T> Borrow<T> for Oom<'a, T> {
fn borrow(&self) -> &T {
self.as_ref()
}
}
impl<'a, T> BorrowMut<T> for Oom<'a, T> {
fn borrow_mut(&mut self) -> &mut T {
self.as_mut()
}
}
impl<'a, T> From<T> for Oom<'a, T> {
fn from(own: T) -> Self {
Oom::Own(own)
}
}
impl<'a, T> From<&'a mut T> for Oom<'a, T> {
fn from(some: &'a mut T) -> Self {
Oom::Mut(some)
}
}