non-empty-slice 0.5.1

Non-empty slices.
Documentation 
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#[cfg(not(feature = "ownership"))]
compile_error!("expected `ownership` to be enabled");

#[cfg(any(feature = "std", feature = "alloc"))]
use ownership::IntoOwned;

#[cfg(any(feature = "std", feature = "alloc"))]
use crate::{boxed::NonEmptyBoxedSlice, vec::NonEmptyVec};

#[cfg(any(feature = "std", feature = "alloc"))]
impl<T: IntoOwned> IntoOwned for NonEmptyVec<T> {
    type Owned = NonEmptyVec<T::Owned>;

    fn into_owned(self) -> Self::Owned {
        // SAFETY: `into_owned` can not make the vector empty
        unsafe { Self::Owned::new_unchecked(self.into_vec().into_owned()) }
    }
}

#[cfg(any(feature = "std", feature = "alloc"))]
impl<T: IntoOwned> IntoOwned for NonEmptyBoxedSlice<T> {
    type Owned = NonEmptyBoxedSlice<T::Owned>;

    fn into_owned(self) -> Self::Owned {
        self.into_non_empty_vec()
            .into_owned()
            .into_non_empty_boxed_slice()
    }
}