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Give some tips on how to find the missing ruby2_keywords

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Benoit Daloze 2022-04-05 11:54:57 +02:00
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NEWS.md
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@ -66,7 +66,11 @@ Note that each entry is kept to a minimum, see links for details.
with no exception. This will make it easier to transition to other ways of
delegation once a library can require Ruby 3+. Previously, the `ruby2_keywords`
flag was kept if the receiving method took `*args`, but this was a bug and an
inconsistency. [[Bug #18625]] [[Bug #16466]]
inconsistency. A good technique to find the potentially-missing `ruby2_keywords`
is to run the test suite, for where it fails find the last method which must
receive keyword arguments, use `puts nil, caller, nil` there, and check each
method/block on the call chain which must delegate keywords is correctly marked
as `ruby2_keywords`. [[Bug #18625]] [[Bug #16466]]
```ruby
def target(**kw)