use crate::{Array, ArrayWrapper};
#[cfg(all(feature = "alloc", not(feature = "std")))]
use alloc::vec::Vec;
pub trait Storage {
type Item;
}
impl<T> Storage for Option<T> {
type Item = T;
}
impl<A> Storage for ArrayWrapper<A>
where
A: Array,
{
type Item = A::Item;
}
impl<'a, T> Storage for &'a [T] {
type Item = T;
}
impl<'a, T> Storage for &'a mut [T] {
type Item = T;
}
#[cfg(feature = "alloc")]
impl<T> Storage for Vec<T> {
type Item = T;
}
#[cfg(feature = "with-arrayvec")]
impl<A> Storage for arrayvec::ArrayVec<A>
where
A: arrayvec::Array,
{
type Item = A::Item;
}
#[cfg(feature = "with-smallvec")]
impl<A> Storage for smallvec::SmallVec<A>
where
A: smallvec::Array,
{
type Item = A::Item;
}
#[cfg(feature = "with-staticvec")]
impl<T, const N: usize> Storage for staticvec::StaticVec<T, N> {
type Item = T;
}
#[cfg(feature = "with-tinyvec")]
impl<A> Storage for tinyvec::ArrayVec<A>
where
A: tinyvec::Array,
A::Item: Default,
{
type Item = A::Item;
}
#[cfg(all(feature = "alloc", feature = "with-tinyvec"))]
impl<A> Storage for tinyvec::TinyVec<A>
where
A: tinyvec::Array,
A::Item: Default,
{
type Item = A::Item;
}