[ruby-core:96227] [Ruby master Feature#16419] FrozenError.new ignores receiver:

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Newsgroups gmane.comp.lang.ruby.core
Message-ID <redmine.issue-16419.20191214072944.4dacb4162cbcad2b@ruby-lang.org>
Issue #16419 has been reported by znz (Kazuhiro NISHIYAMA).

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Feature #16419: FrozenError.new ignores receiver:
https://bugs.ruby-lang.org/issues/16419

* Author: znz (Kazuhiro NISHIYAMA)
* Status: Open
* Priority: Normal
* Assignee: jeremyevans0 (Jeremy Evans)
* Target version: 
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Other exception classes with receiver accept recevier as keyword argument of new.
But FrozenError.new accept as positional argument.
I think keyword argument is better consistency.

```
% git grep 'receiver[:=]' ../error.c
../error.c: *   FrozenError.new(msg=nil, receiver=nil)  -> name_error
../error.c: *   NameError.new(msg=nil, name=nil, receiver: nil)  -> name_error
../error.c: *    [1, 2, 3].method(:rject) # NameError with name "rject" and receiver: Array
../error.c: *    [1, 2, 3].singleton_method(:rject) # NameError with name "rject" and receiver: [1, 2, 3]
../error.c: *   NoMethodError.new(msg=nil, name=nil, args=nil, private=false, receiver: nil)  -> no_method_error
../error.c: *   KeyError.new(message=nil, receiver: nil, key: nil) -> key_error
```



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