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Add changes Enumerable#each_cons and each_slice in NEWS [ci skip]

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osyo-manga 2021-10-28 18:21:27 +09:00 committed by GitHub
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Notes: git 2021-10-28 18:22:00 +09:00 
Merged: https://github.com/ruby/ruby/pull/5044

Merged-By: nobu <nobu@ruby-lang.org>
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@ -118,6 +118,18 @@ Outstanding ones only.
* Enumerable#tally now accepts an optional hash to count. [[Feature #17744]]
* Enumerable#each_cons and each_slice to return a receiver. [[GH-1509]]
```ruby
[1, 2, 3].each_cons(2){}
# 3.0 => nil
# 3.1 => [1, 2, 3]
[1, 2, 3].each_slice(2){}
# 3.0 => nil
# 3.1 => [1, 2, 3]
```
* Enumerator::Lazy
* Enumerator::Lazy#compact is added. [[Feature #17312]]
@ -403,4 +415,5 @@ See [the repository](https://github.com/ruby/error_highlight) in detail.
[Feature #18029]: https://bugs.ruby-lang.org/issues/18029
[Feature #18172]: https://bugs.ruby-lang.org/issues/18172
[Feature #18229]: https://bugs.ruby-lang.org/issues/18229
[GH-1509]: https://github.com/ruby/ruby/pull/1509
[GH-4815]: https://github.com/ruby/ruby/pull/4815