[ruby-dev:48466] [ruby-trunk - Bug #9865] frozen IO object causes RuntimeError with inspect and fileno

From: nagachika00@...
Date: 2014-08-11 14:53:58 UTC
List: ruby-dev #48466
Issue #9865 has been updated by Tomoyuki Chikanaga.

Backport changed from 2.0.0: REQUIRED, 2.1: REQUIRED to 2.0.0: REQUIRED, 2.=
1: DONE

r46151 and r46165 (partially) were backported into `ruby_2_1` branch at r47=
140.

----------------------------------------
Bug #9865: frozen IO object causes RuntimeError with inspect and fileno
https://bugs.ruby-lang.org/issues/9865#change-48284

* Author: Akira Tanaka
* Status: Closed
* Priority: Normal
* Assignee:=20
* Category:=20
* Target version:=20
* ruby -v: ruby 2.2.0dev (2014-05-27 trunk 46150) [x86_64-linux]
* Backport: 2.0.0: REQUIRED, 2.1: DONE
----------------------------------------
IO object =E3=82=92 freeze =E3=81=99=E3=82=8B=E3=81=A8=E3=80=81inspect =E3=
=82=84 fileno =E3=81=8C RuntimeError =E3=81=AB=E3=81=AA=E3=82=8B=E3=82=93=
=E3=81=A7=E3=81=99=E3=81=8C=E3=80=81
=E3=81=93=E3=82=8C=E3=81=AF=E3=82=88=E3=82=8D=E3=81=97=E3=81=8F=E3=81=AA=E3=
=81=84=E3=82=93=E3=81=98=E3=82=83=E3=81=AA=E3=81=84=E3=81=8B=E3=81=A8=E6=80=
=9D=E3=81=84=E3=81=BE=E3=81=99=E3=80=82

```
% ./ruby -e 'f =3D open("."); f.freeze; p f'=20=20=20=20=20=20=20
-e:1:in `inspect': can't modify frozen File (RuntimeError)
	from -e:1:in `p'
	from -e:1:in `<main>'
% ./ruby -e 'f =3D open("."); f.freeze; p f.fileno'
-e:1:in `fileno': can't modify frozen File (RuntimeError)
	from -e:1:in `<main>'
% ./ruby -v
ruby 2.2.0dev (2014-05-27 trunk 46150) [x86_64-linux]
```

=E3=81=82=E3=82=8B=E3=81=84=E3=81=AF=E3=80=81=E3=81=AA=E3=81=AB=E3=81=8B=E7=
=90=86=E7=94=B1=E3=81=8C=E3=81=82=E3=82=8A=E3=81=BE=E3=81=97=E3=81=9F=E3=81=
=A3=E3=81=91?




--=20
https://bugs.ruby-lang.org/

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