Ruby Issue Tracking System

02/08/2024

09:19 AM Ruby Bug #20246 (Closed): Unexpected behavior for Regexp in Subexpression Calls on Ruby 3.3.0

Hello! A few days ago, after migration on 3.3.0 I have faced with issue inside subexpression calls.
An expected result on Ruby up to 3.3.0:
```ruby
'1.2.3'[/(\d+)(\.\g<1>){2}/] # => "1.2.3"
```
An actual result on Ruby 3.3.0:
... bestwebua (Vladislav Trotsenko)

09/20/2020

07:19 AM Ruby Bug #17179: Unexpected warning during value assignment to setter

jeremyevans0 (Jeremy Evans) wrote in #note-3:
> This is expected behavior in Ruby 2.7, due to keyword argument separation. The warning is valid because the code will cause an ArgumentError in Ruby 3.
> ...
Thank you, Jeremy! bestwebua (Vladislav Trotsenko)

09/19/2020

09:22 PM Ruby Bug #17179 (Rejected): Unexpected warning during value assignment to setter

```ruby
some_instance = Class.new { def some_setter=(a:, b:); end }.new
setter_params = { a: 1, b: 2 }
some_instance.some_setter = setter_params # => {:a=>1, :b=>2}
# warning: Using the last argument as keyword parameters is deprec... bestwebua (Vladislav Trotsenko)