From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/generic-array/src/impls.rs | 269 ++++++++++++++++++++++++++++ 1 file changed, 269 insertions(+) create mode 100644 third_party/rust/generic-array/src/impls.rs (limited to 'third_party/rust/generic-array/src/impls.rs') diff --git a/third_party/rust/generic-array/src/impls.rs b/third_party/rust/generic-array/src/impls.rs new file mode 100644 index 0000000000..47ecc1d31d --- /dev/null +++ b/third_party/rust/generic-array/src/impls.rs @@ -0,0 +1,269 @@ +use core::borrow::{Borrow, BorrowMut}; +use core::cmp::Ordering; +use core::fmt::{self, Debug}; +use core::hash::{Hash, Hasher}; + +use super::{ArrayLength, GenericArray}; + +use crate::functional::*; +use crate::sequence::*; + +impl Default for GenericArray +where + N: ArrayLength, +{ + #[inline(always)] + fn default() -> Self { + Self::generate(|_| T::default()) + } +} + +impl Clone for GenericArray +where + N: ArrayLength, +{ + fn clone(&self) -> GenericArray { + self.map(Clone::clone) + } +} + +impl Copy for GenericArray +where + N: ArrayLength, + N::ArrayType: Copy, +{ +} + +impl PartialEq for GenericArray +where + N: ArrayLength, +{ + fn eq(&self, other: &Self) -> bool { + **self == **other + } +} +impl Eq for GenericArray where N: ArrayLength {} + +impl PartialOrd for GenericArray +where + N: ArrayLength, +{ + fn partial_cmp(&self, other: &GenericArray) -> Option { + PartialOrd::partial_cmp(self.as_slice(), other.as_slice()) + } +} + +impl Ord for GenericArray +where + N: ArrayLength, +{ + fn cmp(&self, other: &GenericArray) -> Ordering { + Ord::cmp(self.as_slice(), other.as_slice()) + } +} + +impl Debug for GenericArray +where + N: ArrayLength, +{ + fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result { + self[..].fmt(fmt) + } +} + +impl Borrow<[T]> for GenericArray +where + N: ArrayLength, +{ + #[inline(always)] + fn borrow(&self) -> &[T] { + &self[..] + } +} + +impl BorrowMut<[T]> for GenericArray +where + N: ArrayLength, +{ + #[inline(always)] + fn borrow_mut(&mut self) -> &mut [T] { + &mut self[..] + } +} + +impl AsRef<[T]> for GenericArray +where + N: ArrayLength, +{ + #[inline(always)] + fn as_ref(&self) -> &[T] { + &self[..] + } +} + +impl AsMut<[T]> for GenericArray +where + N: ArrayLength, +{ + #[inline(always)] + fn as_mut(&mut self) -> &mut [T] { + &mut self[..] + } +} + +impl Hash for GenericArray +where + N: ArrayLength, +{ + fn hash(&self, state: &mut H) + where + H: Hasher, + { + Hash::hash(&self[..], state) + } +} + +macro_rules! impl_from { + ($($n: expr => $ty: ty),*) => { + $( + impl From<[T; $n]> for GenericArray { + #[inline(always)] + fn from(arr: [T; $n]) -> Self { + unsafe { $crate::transmute(arr) } + } + } + + #[cfg(relaxed_coherence)] + impl From> for [T; $n] { + #[inline(always)] + fn from(sel: GenericArray) -> [T; $n] { + unsafe { $crate::transmute(sel) } + } + } + + impl<'a, T> From<&'a [T; $n]> for &'a GenericArray { + #[inline] + fn from(slice: &[T; $n]) -> &GenericArray { + unsafe { &*(slice.as_ptr() as *const GenericArray) } + } + } + + impl<'a, T> From<&'a mut [T; $n]> for &'a mut GenericArray { + #[inline] + fn from(slice: &mut [T; $n]) -> &mut GenericArray { + unsafe { &mut *(slice.as_mut_ptr() as *mut GenericArray) } + } + } + + #[cfg(not(relaxed_coherence))] + impl Into<[T; $n]> for GenericArray { + #[inline(always)] + fn into(self) -> [T; $n] { + unsafe { $crate::transmute(self) } + } + } + + impl AsRef<[T; $n]> for GenericArray { + #[inline] + fn as_ref(&self) -> &[T; $n] { + unsafe { $crate::transmute(self) } + } + } + + impl AsMut<[T; $n]> for GenericArray { + #[inline] + fn as_mut(&mut self) -> &mut [T; $n] { + unsafe { $crate::transmute(self) } + } + } + )* + } +} + +impl_from! { + 1 => ::typenum::U1, + 2 => ::typenum::U2, + 3 => ::typenum::U3, + 4 => ::typenum::U4, + 5 => ::typenum::U5, + 6 => ::typenum::U6, + 7 => ::typenum::U7, + 8 => ::typenum::U8, + 9 => ::typenum::U9, + 10 => ::typenum::U10, + 11 => ::typenum::U11, + 12 => ::typenum::U12, + 13 => ::typenum::U13, + 14 => ::typenum::U14, + 15 => ::typenum::U15, + 16 => ::typenum::U16, + 17 => ::typenum::U17, + 18 => ::typenum::U18, + 19 => ::typenum::U19, + 20 => ::typenum::U20, + 21 => ::typenum::U21, + 22 => ::typenum::U22, + 23 => ::typenum::U23, + 24 => ::typenum::U24, + 25 => ::typenum::U25, + 26 => ::typenum::U26, + 27 => ::typenum::U27, + 28 => ::typenum::U28, + 29 => ::typenum::U29, + 30 => ::typenum::U30, + 31 => ::typenum::U31, + 32 => ::typenum::U32 +} + +#[cfg(feature = "more_lengths")] +impl_from! { + 33 => ::typenum::U33, + 34 => ::typenum::U34, + 35 => ::typenum::U35, + 36 => ::typenum::U36, + 37 => ::typenum::U37, + 38 => ::typenum::U38, + 39 => ::typenum::U39, + 40 => ::typenum::U40, + 41 => ::typenum::U41, + 42 => ::typenum::U42, + 43 => ::typenum::U43, + 44 => ::typenum::U44, + 45 => ::typenum::U45, + 46 => ::typenum::U46, + 47 => ::typenum::U47, + 48 => ::typenum::U48, + 49 => ::typenum::U49, + 50 => ::typenum::U50, + 51 => ::typenum::U51, + 52 => ::typenum::U52, + 53 => ::typenum::U53, + 54 => ::typenum::U54, + 55 => ::typenum::U55, + 56 => ::typenum::U56, + 57 => ::typenum::U57, + 58 => ::typenum::U58, + 59 => ::typenum::U59, + 60 => ::typenum::U60, + 61 => ::typenum::U61, + 62 => ::typenum::U62, + 63 => ::typenum::U63, + 64 => ::typenum::U64, + + 70 => ::typenum::U70, + 80 => ::typenum::U80, + 90 => ::typenum::U90, + + 100 => ::typenum::U100, + 200 => ::typenum::U200, + 300 => ::typenum::U300, + 400 => ::typenum::U400, + 500 => ::typenum::U500, + + 128 => ::typenum::U128, + 256 => ::typenum::U256, + 512 => ::typenum::U512, + + 1000 => ::typenum::U1000, + 1024 => ::typenum::U1024 +} -- cgit v1.2.3