Activity
From 10/10/2020 to 10/16/2020
10/16/2020
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11:39 PM Feature #17176: GC.auto_compact / GC.auto_compact=(flag)
- I've updated the patches on the PR to reflect the new API. Now you can do `GC.auto_compact = true/false` and `GC.aut...
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11:18 PM Revision f6661f50 (git): sync RClass::ext::iv_index_tbl
- iv_index_tbl manages instance variable indexes (ID -> index).
This data structure should be synchronized with other r... -
- (1) nobody uses it (gem-codesearch)
(2) the data strucuture will be changed. -
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03:28 PM Feature #17171: Why is the visibility of constants not affected by `private`?
- At the same time it would be worth reconsidering #16276, which would allow `private{ X = 42 }` right now without a de...
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02:49 PM Feature #17171: Why is the visibility of constants not affected by `private`?
- If `private` affects constants, are constants private after `protected`?
```ruby
class Foo
protected
P1 = 1... -
05:26 AM Feature #17171: Why is the visibility of constants not affected by `private`?
- Deprecating on access (first time only) would be less noisy and sounds easier to implement indeed 👍
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04:19 AM Feature #17171: Why is the visibility of constants not affected by `private`?
- marcandre (Marc-Andre Lafortune) wrote in #note-7:
> So can we envision issuing a warning for two release cycles?
>... -
- So can we envision issuing a warning for two release cycles?
Is it feasible to issue a warning for constants that ... -
03:22 PM Bug #17264 (Closed): BigDecimal exponentiation cannot be used with #** method
- As stated in Bug #17214 (https://bugs.ruby-lang.org/issues/17214) when exponentiating a BigDdecimal number even when ...
- 03:08 PM Revision 26e8db6b (git): * 2020-10-17 [ci skip]
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03:07 PM Revision ac803ab5 (git): test/rinda/test_rinda.rb: Add more debugging code
- in addition to de5e8d0e3bc3cc39487ffc9d9c15642b6881cd54
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02:24 PM Revision 0d17cdd0 (git): Abort on system stack overflow during GC
- Buggy native extensions could have mark functions that cause stack
overflow. When a stack overflow happens during GC,... -
10:49 AM Bug #17220 (Third Party's Issue): Rails Active Job integration test fails with Ruby 3.0.0 since 2038cc6cab6ceeffef3ec3a765c70ae684f829ed
- `getaddrinfo_a` seems to create a thread, and it will be lost by `fork`.
I'm not sure if this is a glibc's spec or b... -
- https://rubyci.org/logs/rubyci.s3.amazonaws.com/rhel8/ruby-master/log/20201016T063003Z.fail.html.gz
```
1) Error:
R... -
06:19 AM Bug #17263: Fiber context switch degrades with number of fibers, limit on number of fibers
- I've been meaning to revisit the x64 implementation to make it more memory friendly.
I played around with it today... -
- On my computer, I found the following.
I changed your script to run with the given number of fibers as an argument.
... -
- * [Feature #17171] Have `private` affect constants and singleton methods definitions too (marcandre)
* Privacy is ... -
- Looking at the `ENV.replace` implementation, the reason it doesn't call `clear` is it isn't thread-safe. `ENV.replac...
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- Does this error also occur when building Ruby 2.7.2 in your environment?
10/15/2020
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11:57 PM Bug #17220: Rails Active Job integration test fails with Ruby 3.0.0 since 2038cc6cab6ceeffef3ec3a765c70ae684f829ed
- Here's a small script that reproduces the problem:
```ruby
require "socket"
Socket.getaddrinfo("localhost", ni... - 11:37 PM Revision c34539d0 (git): * 2020-10-16 [ci skip]
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11:37 PM Bug #16695 (Closed): Stack consistency error when using the return value
- Applied in changeset commit:git|ce7a053475cbebfb2f3e5ed6614e0ba631541917.
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Adjust sp for `x = false; y = (... -
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07:10 PM Feature #16986: Anonymous Struct literal
- I think a new syntax for this is way too heavy for such a small thing.
```ruby
s = Struct.new(:a, :b).new(0, 0)
... -
- From the aspect of "writing-well", `${a: 0, b: 0}` was happy with me (but I understand some (many?) people doesn't li...
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- marcandre (Marc-Andre Lafortune) wrote in #note-55:
> Seems to me that `s = {a: 0, b: 0}` is a good solution here. I... -
- ko1 (Koichi Sasada) wrote in #note-54:
> Of course, sometimes I use `s = {a: 0, b: 0}`, but sometimes I mistype as `... -
- Named tuple example:
On my scripting sometimes I use an array as a tuple like that:
```ruby
s = [0, 0] # s is "stat... -
- I can confirm I can reproduce your problem. As an experiment, I did:
```
first.transfer
count = 0
```
as w... -
- Regarding "can't set a guard page" it's because of your system is limiting the number of memory mapped segments. Each...
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10:04 AM Bug #17263 (Closed): Fiber context switch degrades with number of fibers, limit on number of fibers
- I'm working on developing [Polyphony](https://github.com/digital-fabric/polyphony), a Ruby gem for writing
highly-co... -
08:19 AM Revision b68c22b3 (git): Partly reverted test failing with https://github.com/rubygems/rubygems/pull/3921
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- Please backport following fixes for Encoding.
* commit:5f7be6243a5b support multi-run for test/ruby/test_encoding.... -
- https://hackerone.com/reports/954433
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10/14/2020
- 11:44 PM Revision f0c7a05b (git): * 2020-10-15 [ci skip]
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- Update the lldb script so it can mostly recover a Ruby stack trace from
a core file. It's still missing line numbers... -
- RubyVM.stat[:global_method_state] is no longer available so
this test doesn't check any more. -
- Now ruby_vm_global_method_state is not used so let's remove it.
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- * [Feature #17259] Kernel#warn should ignore <internal: entries (eregon)
* Currently, `warn('message', uplevel: n)... -
- generic_ivtbl is a process global table to maintain instance variables
for non T_OBJECT/T_CLASS/... objects. So we ne... -
- (1) recorded_lock_rec > current_lock_rec should not be occurred
on rb_ec_vm_lock_rec_release().
(2) should be rel... -
- ref bf3b2a43741e4f72be21bc6acf24d37e7fcff61c
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- Applied in changeset commit:git|102c2ba65f1fa2a6cdbaaa7d2b466aabfc50e5d7.
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freeze Encoding objects
Encodi... -
- Encoding objects can be accessed in multi-ractors and there is no
state to mutate. So we can mark it as frozen and sh... -
- enc_table which manages Encoding information. rb_encoding_list
also manages Encoding objects. Both are accessed/modif... -
- If a ractor getting a VM lock (monitor) raises an exception,
unlock can be skipped. To release VM lock correctly on e...
10/13/2020
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08:27 PM Bug #17215: Backport for arm64 optimizations that exist for power/x86
- Thank you for the explanation. I remember the backporting rule now. I am sorry for disturbing you.
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- jaruga (Jun Aruga) wrote in #note-6:
> I am asking the backport to Ruby project's 2.7 branch.
> If you use the patc... -
- I am asking the backport to Ruby project's 2.7 branch.
If you use the patch on Fedora, why does it connect for you t... -
04:11 PM Bug #17215 (Closed): Backport for arm64 optimizations that exist for power/x86
- I am going to use this patch on Fedora, if it helps:
https://src.fedoraproject.org/rpms/ruby/blob/master/f/ruby-3.... -
- PR: https://github.com/ruby/ruby/pull/3647
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- Interesting :)
Having it on `Thread` sounds nice to me.
I wonder how limiting it is to restrict to only shareab... - 06:18 PM Revision d7de342e (git): * 2020-10-14 [ci skip]
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04:44 PM Feature #17260: Promote pattern matching to official feature
- marcandre (Marc-Andre Lafortune) wrote in #note-8:
> We can document that this constraint is projected in the futu... -
- palkan (Vladimir Dementyev) wrote in #note-7:
> I have a little concern regarding the potential changes to the curre... -
- ktsj (Kazuki Tsujimoto) wrote:
> I propose to promote pattern matching to official feature.
>
> The current speci... -
- 04:41 AM Revision 10e09cca (git): * 2020-10-13 [ci skip]
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10/12/2020
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- matz (Yukihiro Matsumoto) wrote in #note-1:
> I have a secret plan to make right hand assignment a replacement for s... -
12:16 PM Feature #17260: Promote pattern matching to official feature
- That's true. Hmm.
Matz.
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- It disallows assignments to other than local variables.
https://github.com/nobu/ruby/runs/1240626799#step:15:315
... -
- Seems like so.
Matz.
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- matz (Yukihiro Matsumoto) wrote in #note-1:
> I have a secret plan to make right hand assignment a replacement for s... -
- Agreed.
I have a secret plan to make right hand assignment a replacement for single line pattern match. But it's a... -
04:16 PM Bug #17221: Relax the Fiber#transfer's limitation
- It seems like both "a" and "the" work here. I might say, "cannot transfer to a yielding Fiber" or "attempted transfer...
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- Applied in changeset commit:git|bf3b2a43741e4f72be21bc6acf24d37e7fcff61c.
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relax Fiber#transfer's restrict... -
- BTW I already got Matz's approval so I'll merge it as soon as possible.
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- Next English question :)
"attempt to transfer to a yielding fiber" or "attempt to transfer to the yielding fiber" (a... -
- Thanks!
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- on Android
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- Using Fiber#transfer with Fiber#resume for a same Fiber is
limited (once Fiber#transfer is called for a fiber, the fi... -
- Attempting to create a hard link raises EACCES
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- See http://ruby-concurrency.github.io/concurrent-ruby/1.1.4/Concurrent/TVar.html
>A TVar is a transactional variable -
- What does TVar mean?
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- ## Abstract
I propose Software transactional memory (STM) for threads and ractors.
Implementation is here: http... - 06:16 AM Revision 6527411f (git): [ci skip] Minor documentation fix.
- Add missing period.
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05:20 AM Revision e8d03c9a (git): change rb_ractor_queue to ring buffer
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04:56 AM Revision c6652f22 (git): ractor.rb - indent comment code [ci skip]
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- It uses random to determine if the bignum is sparse or not.
It is arguable if three-digit samples are enough or not t... -
- Applied in changeset commit:git|8a39e6d6539bd37100cbbfb88916b853f444f771.
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bignum.c (rb_int_powm): Integer... -
- I agree that it is a bug. The pseudocode of modular exponentiation in Wikipedia includes `if modulus = 1 then return...
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- ... instead of 1 because it requires "modulo 1". [Bug #17257]
- 04:08 AM Revision 13366982 (git): Respectively, instead of respentively
10/11/2020
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06:46 PM Bug #17257: Integer#pow(0, 1) returns 1, which is incorrect
- sawa (Tsuyoshi Sawada) wrote in #note-10:
> I cannot follow the discussion because of the expression "multiplying `x ... -
01:18 PM Bug #17257: Integer#pow(0, 1) returns 1, which is incorrect
- The point of undefinition is:
There is nothing definitely right or wrong.
Neither 0 nor 1 is wrong; it is just a di... -
12:09 PM Bug #17257: Integer#pow(0, 1) returns 1, which is incorrect
- I cannot follow the discussion because of the expression "multiplying `x % m` to 1 `y` times." What does that mean?
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- `x.pow(y, m)` doesn't equal multiplying `x % m` to 1 `y` times.
```ruby
p 3.pow(2, 4) #=> 1
p 1 * (3 % 4) * (3 % 4) ... -
- Wait a minute, I just changed my mind.
Actually since `0.pow(0)` is mathematically undefined.
See WolframAlpha fo... -
- So the proposal is to change the document from
"Returns (modular) exponentiation"
to
"multiplying x % m to 1 y tim... -
- I agree that the behavior and documentation **may** be inconsistent, and think one option is to fix the latter.
- 04:53 PM Revision 20d78fdd (git): * 2020-10-12 [ci skip]
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- Also unwrap NODE_RIPPER to check the method name.
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12:06 PM Misc #17200: DevelopersMeeting20201026Japan
- * [Feature #17260] Promote pattern matching to official feature
* I'd like to remove single line pattern matching... -
- I propose to promote pattern matching to official feature.
The current specification is basically fine, but I'd li... -
- nobu (Nobuyoshi Nakada) wrote in #note-3:
> Essentially `uplevel:` option is useless in some cases.
> For instance, i... -
- Essentially `uplevel:` option is useless in some cases.
For instance, it cannot work to skip frames in the same file... -
06:42 AM Bug #17211: Test failures in ruby2.7.2 and ruby3.0~preview1
- ruby_2_7 d1ba5545513b68d39ca29b578a42bd8d48a7804e merged revision(s) 9718ff62c12c07ecf7f0e234343dca76ee1aa51d,20ad101...
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- Show stdout and stderr when history tests fail
Remove system method for E2E testing because depends on ruby ... -
- I'm afraid that I did backport the changeset d23d2f3f6fbb5d787b0dd80675c489a692be23e2 solely at 828c34e58b63d64558ec0...
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03:13 AM Bug #17221: Relax the Fiber#transfer's limitation
- Eregon (Benoit Daloze) wrote in #note-11:
> I believe it's `a yielding Fiber` (the first sound in yield-ing is not a... -
10/10/2020
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- It's a bug.
Additional tests look good. -
- This is undefined
`0.pow(0, 1)`
https://www.wolframalpha.com/input/?i=0%5E0
This is clearly out of the space (th... -
- According to RDoC, `x.pow(y, m)` equals `(x**y) % m`.
In fact, `x.pow(y, m)` returns same value as `(x**y) % m` e... -
- I'm not sure if it should be 0.
As `x.pow(y, m)` equals multiplying `x % m` to 1 `y` times, isn't 1 ok when `y == 0`? -
- I agree with removing the Rubygems override of `Kernel#warn` (the only Kernel method Rubygems should override is `req...
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- `Kernel#warn` currently does not skip `<internal:` entries from core library methods defined in Ruby.
This can cause... -
- https://github.com/ruby/io-console/commit/f84e6abcce
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- When `min: 0` is given to `IO#getch` with `time:` option, it is
expected to return nil if timed out, and needed for s... -
- Fixed TypeError when IO#getch timed out
`rb_io_wait` returns a bit-flags Integer representing available
events, or Q... - 04:28 PM Revision e10d4dce (git): * 2020-10-11 [ci skip]
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- * Fixed backward compatibility.
* Added missing `rb_scheduler_timeout` declaration.
https://github.com/ruby/io-conso... -
- * Keep Ractor#recv/Ractor.recv as an alias for now.
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10:14 AM Revision 9eccf071 (git): Update RBS to 0.13.1 (#3645)
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08:52 AM Revision 5e120a23 (git): Improve doc in rb_class_real doc (#3637)
- 06:32 AM Revision df250070 (git): Fixed typo in comment
- alway -> always
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