From: nagachika00@gmail.com
To: ruby-core@ruby-lang.org
Subject: [ruby-core:99288] [Ruby master Bug#16826] ObjectSpace::WeakMap#key? returns false if value is nil
Date: Thu, 23 Jul 2020 04:51:09 +0000 (UTC) [thread overview]
Message-ID: <redmine.journal-86677.20200723045109.772@ruby-lang.org> (raw)
In-Reply-To: redmine.issue-16826.20200502131741.772@ruby-lang.org
Issue #16826 has been updated by nagachika (Tomoyuki Chikanaga).
Backport changed from 2.5: DONTNEED, 2.6: DONTNEED, 2.7: REQUIRED to 2.5: DONTNEED, 2.6: DONTNEED, 2.7: DONE
ruby_2_7 9da6470d7b3aa136b4b92469c8bbc522beb1ac31 merged revision(s) a2be428c5fec31b8adbd5ac087e7637ddf7e54d0.
----------------------------------------
Bug #16826: ObjectSpace::WeakMap#key? returns false if value is nil
https://bugs.ruby-lang.org/issues/16826#change-86677
* Author: Eregon (Benoit Daloze)
* Status: Closed
* Priority: Normal
* Assignee: Eregon (Benoit Daloze)
* ruby -v: ruby 2.7.1p83 (2020-03-31 revision a0c7c23c9c) [x86_64-linux]
* Backport: 2.5: DONTNEED, 2.6: DONTNEED, 2.7: DONE
----------------------------------------
```
$ ruby -e 'map=ObjectSpace::WeakMap.new; map[:foo] = 4; p map; p map.key? :foo'
#<ObjectSpace::WeakMap:0x000055fbe0c38c00: :foo => 4>
true # OK
$ ruby -e 'map=ObjectSpace::WeakMap.new; map[:foo] = nil; p map; p map.key? :foo'
#<ObjectSpace::WeakMap:0x000056371e3f86e8: :foo => nil>
false # BUG
```
--
https://bugs.ruby-lang.org/
prev parent reply other threads:[~2020-07-23 4:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-02 13:17 [ruby-core:98118] [Ruby master Bug#16826] ObjectSpace::WeakMap#key? returns false if value is nil eregontp
2020-05-02 14:06 ` [ruby-core:98119] " eregontp
2020-07-23 4:51 ` nagachika00 [this message]
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