This is for your information about a note for Ruby 2.7.
The keyword argument's behavior is changed on Ruby 2.7.
Here is the detail.
Ruby 2.7 and keyword arguments
https://www.ruby-lang.org/en/news/2019/12/12/separation-of-positional-and...
And how to detail with it.
Support Ruby 3 keyword arguments
https://github.com/sinatra/mustermann/pull/97
And as you may know, Ruby 2.7.0 was released.
https://www.ruby-lang.org/en/news/2019/12/25/ruby-2-7-0-released/
Cheers,
Jun
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Jun | He - His - Him
jaruga(a)redhat.com / IRC: jaruga