729 pub type CastError<Src, Dst: ?Sized> =  typedef
732 impl<Src, Dst: ?Sized> CastError<Src, Dst> {  implementation
744     pub(crate) fn with_src<NewSrc>(self, new_src: NewSrc) -> CastError<NewSrc, Dst> {  in with_src()
746             Self::Alignment(e) => CastError::Alignment(e.with_src(new_src)),  in with_src()
747             Self::Size(e) => CastError::Size(e.with_src(new_src)),  in with_src()
774     pub fn map_src<NewSrc>(self, f: impl FnOnce(Src) -> NewSrc) -> CastError<NewSrc, Dst> {  in map_src()
776             Self::Alignment(e) => CastError::Alignment(e.map_src(f)),  in map_src()
777             Self::Size(e) => CastError::Size(e.map_src(f)),  in map_src()
799 unsafe impl<Src, NewSrc, Dst> crate::pointer::TryWithError<NewSrc> for crate::CastError<Src, Dst>  implementation
804     type Mapped = crate::CastError<NewSrc, Dst>;
812 impl<Src, Dst: ?Sized + Unaligned> From<CastError<Src, Dst>> for SizeError<Src, Dst> {
853     fn from(err: CastError<Src, Dst>) -> SizeError<Src, Dst> {  in from()
856             CastError::Alignment(e) => match Infallible::from(e) {},  in from()
857             CastError::Size(e) => e,  in from()
858             CastError::Validity(i) => match i {},  in from()
921 impl<Src, Dst: ?Sized + TryFromBytes> From<CastError<Src, Dst>> for TryCastError<Src, Dst> {
923     fn from(value: CastError<Src, Dst>) -> Self {  in from()
925             CastError::Alignment(e) => Self::Alignment(e),  in from()
926             CastError::Size(e) => Self::Size(e),  in from()
927             CastError::Validity(i) => match i {},  in from()