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Rollup merge of #94826 - allgoewer:fix-retain-documentation, r=yaahc

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Improve doc wording for retain on some collections

I found the documentation wording on the various retain methods on many collections to be unusual.
I tried to invert the relation by switching `such that` with `for which` .
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Dylan DPC 2022-03-11 03:32:06 +01:00 • committed by GitHub
commit f97a1c6909
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7 changed files with 8 additions and 8 deletions
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2
library/std/src/collections/hash/map.rs
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@ -621,7 +621,7 @@ impl<K, V, S> HashMap<K, V, S> {
/// Retains only the elements specified by the predicate.
///
/// In other words, remove all pairs `(k, v)` such that `f(&k, &mut v)` returns `false`.
/// In other words, remove all pairs `(k, v)` for which `f(&k, &mut v)` returns `false`.
/// The elements are visited in unsorted (and unspecified) order.
///
/// # Examples

2
library/std/src/collections/hash/set.rs
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@ -300,7 +300,7 @@ impl<T, S> HashSet<T, S> {
/// Retains only the elements specified by the predicate.
///
/// In other words, remove all elements `e` such that `f(&e)` returns `false`.
/// In other words, remove all elements `e` for which `f(&e)` returns `false`.
/// The elements are visited in unsorted (and unspecified) order.
///
/// # Examples