50 lines
2.6 KiB
Rust
50 lines
2.6 KiB
Rust
// SPDX-License-Identifier: Apache-2.0 OR MIT
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use crate::alloc::Allocator;
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#[cfg(not(no_global_oom_handling))]
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use crate::borrow::Cow;
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use super::Vec;
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macro_rules! __impl_slice_eq1 {
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([$($vars:tt)*] $lhs:ty, $rhs:ty $(where $ty:ty: $bound:ident)?, #[$stability:meta]) => {
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#[$stability]
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impl<T, U, $($vars)*> PartialEq<$rhs> for $lhs
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where
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T: PartialEq<U>,
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$($ty: $bound)?
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{
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#[inline]
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fn eq(&self, other: &$rhs) -> bool { self[..] == other[..] }
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#[inline]
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fn ne(&self, other: &$rhs) -> bool { self[..] != other[..] }
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}
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}
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}
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__impl_slice_eq1! { [A1: Allocator, A2: Allocator] Vec<T, A1>, Vec<U, A2>, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [A: Allocator] Vec<T, A>, &[U], #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [A: Allocator] Vec<T, A>, &mut [U], #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [A: Allocator] &[T], Vec<U, A>, #[stable(feature = "partialeq_vec_for_ref_slice", since = "1.46.0")] }
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__impl_slice_eq1! { [A: Allocator] &mut [T], Vec<U, A>, #[stable(feature = "partialeq_vec_for_ref_slice", since = "1.46.0")] }
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__impl_slice_eq1! { [A: Allocator] Vec<T, A>, [U], #[stable(feature = "partialeq_vec_for_slice", since = "1.48.0")] }
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__impl_slice_eq1! { [A: Allocator] [T], Vec<U, A>, #[stable(feature = "partialeq_vec_for_slice", since = "1.48.0")] }
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#[cfg(not(no_global_oom_handling))]
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__impl_slice_eq1! { [A: Allocator] Cow<'_, [T]>, Vec<U, A> where T: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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#[cfg(not(no_global_oom_handling))]
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__impl_slice_eq1! { [] Cow<'_, [T]>, &[U] where T: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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#[cfg(not(no_global_oom_handling))]
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__impl_slice_eq1! { [] Cow<'_, [T]>, &mut [U] where T: Clone, #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [A: Allocator, const N: usize] Vec<T, A>, [U; N], #[stable(feature = "rust1", since = "1.0.0")] }
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__impl_slice_eq1! { [A: Allocator, const N: usize] Vec<T, A>, &[U; N], #[stable(feature = "rust1", since = "1.0.0")] }
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// NOTE: some less important impls are omitted to reduce code bloat
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// FIXME(Centril): Reconsider this?
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//__impl_slice_eq1! { [const N: usize] Vec<A>, &mut [B; N], }
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//__impl_slice_eq1! { [const N: usize] [A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] &[A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] &mut [A; N], Vec<B>, }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, [B; N], }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &[B; N], }
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//__impl_slice_eq1! { [const N: usize] Cow<'a, [A]>, &mut [B; N], }
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