[ruby-core:122309] [Ruby Bug#21377] core Set#inspect does not use inherited class name

27 May 2025


      Issue #21377 has been updated by zzak (zzak _).


I'm not sure it's intended, but here is a patch:
https://github.com/ruby/ruby/pull/13451

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Bug #21377: core Set#inspect does not use inherited class name
https://bugs.ruby-lang.org/issues/21377#change-113451

* Author: Ethan (Ethan -)
* Status: Open
* ruby -v: ruby 3.5.0dev (2025-05-26T17:42:35Z master 909a0daab6) +PRISM [x86_64-darwin22]
* Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN
----------------------------------------
Following #21216, Set#inspect stopped using self.class.name and just uses 'Set' now.

```ruby
class MySet < Set; end
MySet.new.inspect
# before: #<MySet: {}>
# now: #<Set: {}>
```


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