diff options
Diffstat (limited to 'vendor/ref-cast/src/layout.rs')
| -rw-r--r-- | vendor/ref-cast/src/layout.rs | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/vendor/ref-cast/src/layout.rs b/vendor/ref-cast/src/layout.rs deleted file mode 100644 index 55f91f8c..00000000 --- a/vendor/ref-cast/src/layout.rs +++ /dev/null @@ -1,60 +0,0 @@ -use core::mem; - -#[doc(hidden)] -pub struct Layout<T: ?Sized>(T); - -#[doc(hidden)] -pub trait LayoutUnsized<T: ?Sized> { - const SIZE: usize = usize::MAX; - const ALIGN: usize = usize::MAX; -} - -impl<T: ?Sized> LayoutUnsized<T> for Layout<T> {} - -impl<T> Layout<T> { - pub const SIZE: usize = mem::size_of::<T>(); - pub const ALIGN: usize = mem::align_of::<T>(); -} - -#[doc(hidden)] -#[inline] -pub fn assert_layout<Outer: ?Sized, Inner: ?Sized>( - name: &'static str, - outer_size: usize, - inner_size: usize, - outer_align: usize, - inner_align: usize, -) { - if outer_size != inner_size { - #[cfg(no_intrinsic_type_name)] - panic!( - "unexpected size in cast to {}: {} != {}", - name, outer_size, inner_size, - ); - #[cfg(not(no_intrinsic_type_name))] - panic!( - "unexpected size in cast from {} to {}: {} != {}", - core::any::type_name::<Inner>(), - core::any::type_name::<Outer>(), - inner_size, - outer_size, - ); - } - if outer_align != inner_align { - #[cfg(no_intrinsic_type_name)] - panic!( - "unexpected alignment in cast to {}: {} != {}", - name, outer_align, inner_align, - ); - #[cfg(not(no_intrinsic_type_name))] - panic!( - "unexpected alignment in cast from {} to {}: {} != {}", - core::any::type_name::<Inner>(), - core::any::type_name::<Outer>(), - inner_align, - outer_align, - ); - } - #[cfg(not(no_intrinsic_type_name))] - let _ = name; -} |
