[ruby-core:117649] [Ruby master Bug#20444] Kernel#loop: returning the "result" value of StopIteration doesn't work when raised directly
From:
"nobu (Nobuyoshi Nakada) via ruby-core" <ruby-core@...>
Date:
2024-04-23 05:02:06 UTC
List:
ruby-core #117649
Issue #20444 has been updated by nobu (Nobuyoshi Nakada).
Status changed from Open to Closed
`StopIteration.new(3)` does not set `result`, and no way to set it in Ruby level.
```
$ ruby -e 'e = StopIteration.new(3); p e.message, e.result'
"3"
nil
```
----------------------------------------
Bug #20444: Kernel#loop: returning the "result" value of StopIteration doesn't work when raised directly
https://bugs.ruby-lang.org/issues/20444#change-108059
* Author: esad (Esad Hajdarevic)
* Status: Closed
* ruby -v: ruby 3.3.0 (2023-12-25 revision 5124f9ac75) [arm64-darwin20]
* Backport: 3.0: UNKNOWN, 3.1: UNKNOWN, 3.2: UNKNOWN, 3.3: UNKNOWN
----------------------------------------
There was a https://bugs.ruby-lang.org/issues/11498 a while ago which was merged in, but I was surprised to find out that raising `StopIteration` in a loop like
`loop { raise StopIteration.new(3) }`
returns nil and not 3.
--
https://bugs.ruby-lang.org/
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