alloc/collections/vec_deque/
macros.rs

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1macro_rules! __impl_slice_eq1 {
2    ([$($vars:tt)*] $lhs:ty, $rhs:ty, $($constraints:tt)*) => {
3        #[stable(feature = "vec_deque_partial_eq_slice", since = "1.17.0")]
4        impl<T, U, A: Allocator, $($vars)*> PartialEq<$rhs> for $lhs
5        where
6            T: PartialEq<U>,
7            $($constraints)*
8        {
9            fn eq(&self, other: &$rhs) -> bool {
10                if self.len() != other.len() {
11                    return false;
12                }
13                let (sa, sb) = self.as_slices();
14                let (oa, ob) = other[..].split_at(sa.len());
15                sa == oa && sb == ob
16            }
17        }
18    }
19}

alloc/collections/vec_deque/macros.rs

alloc/collections/vec_deque/
macros.rs