Activity
From 08/10/2020 to 08/16/2020
08/16/2020
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11:49 PM Feature #17059: epoll as the backend of IO.select on Linux
- This is a nice idea, and I've considered exposing `wait_select` on the scheduler interface.
I'd suggest we try to ... -
09:08 PM Feature #17059: epoll as the backend of IO.select on Linux
- Update the WIP implementation
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- In general, event handling gems like nio4r could provide a similar `select` interface with multiple backends includin...
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09:02 AM Feature #17059: epoll as the backend of IO.select on Linux
- @ko1 is not talking about efficiency of epoll in general, but questioning that of your patch.
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- It should greatly improve the performance.
Advanced registration is a feature of `epoll`,
but the performance is al... -
02:41 PM Revision a73b5cc5 (git): Remove the deprecated override of Kernel#open in open-uri
- This was deprecated in 2.7 to resolve [Misc #15893].
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09:53 AM Revision 3a4be429 (git): Refactor to reduce "swap" instruction of pattern matching
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08/15/2020
- 11:43 PM Revision c1e7f0c7 (git): * 2020-08-16 [ci skip]
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04:59 PM Bug #17123 (Third Party's Issue): seg fault with nokogiri and ews
- jreidthompson (Reid Thompson) wrote in #note-2:
> Works fine with libxlm2 v 2.9.9 -
04:47 PM Bug #17123: seg fault with nokogiri and ews
- Works fine with libxlm2 v 2.9.9
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- libxml2 is 2.9.10
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- This is a script that utilizes Ruby-EWS to query an exchange server:
```
$ cat .git/config
[core]
repositoryf... -
- Eregon (Benoit Daloze) wrote in #note-18:
> I ran the measurements on both CRuby master and 2.6.6, with `sqlite3` fo... -
12:23 PM Feature #17055: Allow suppressing uninitialized instance variable and method redefined verbose mode warnings
- I tried on TruffleRuby and there I can't see a significant difference (at least for the noplugin case):
https://gist.... -
- I ran the measurements on both CRuby master and 2.6.6, with `sqlite3` for convenience.
I see smaller differences, bu... -
- mame (Yusuke Endoh) wrote in #note-21:
> FYI: [Type-profiler](https://github.com/mame/ruby-type-profiler), which I'm... -
05:17 AM Revision d75433ae (git): [DOC] fixed a missing markup
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- https://github.com/ruby/ruby/pull/3422
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- RARRAY_AREF has been a macro for reasons. We might not be able to
change that for public APIs, but why not relax the...
08/14/2020
- 11:55 PM Revision 72d0f2f0 (git): * 2020-08-15 [ci skip]
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11:55 PM Revision c84ccf1a (git): Fix links to Dig Methods document (#3421)
- * Fix links to Dig Methods document
* Fix links to Dig Methods document -
- Dan0042 (Daniel DeLorme) wrote in #note-22:
> jeremyevans0 (Jeremy Evans) wrote in #note-18:
> > The behavior chang... -
04:09 PM Bug #17017: Range#max & Range#minmax incorrectly use Float end as max
- jeremyevans0 (Jeremy Evans) wrote in #note-18:
> The behavior change in this issue is to fix an obvious bug, which i... -
- In the benchmark you'd need to change the regexp from `/\Afoo\Z/i` to `/\Aconnection\z/i`; if you do so you'll find t...
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05:17 AM Feature #16986: Anonymous Struct literal
- > hoge {{a: 1, b: 2}} is not syntax error. {{a: 1, b: 2}} is block argument.
> That means {{ itself is not a syntax ... -
- I guess we want to revisit #11588 .
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- Just one more potential interface:
```
class Fiber
attr_accessor :my_fiber_local
end
class Thread
att...
08/13/2020
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11:51 PM Revision 4318aba9 (git): re.c: prevent "warning: variable 'n' set but not used"
- by adding MAYBE_UNUSED.
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09:23 PM Feature #17122: Add category to Warning#warn
- jeremyevans0 (Jeremy Evans) wrote in #note-1:
> I don't think we should add a category keyword if the only usage is ... -
- I don't think we should add a category keyword if the only usage is for deprecation warnings. If we are going to do t...
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08:42 PM Feature #17122 (Closed): Add category to Warning#warn
- Deprecation warnings and other warnings in Ruby have a category (:deprecated, etc) but those categories aren't expose...
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- Adds a full discussion of #dig, along with links from Array, Hash, Struct, and OpenStruct.
CSV::Table and CSV::Row a... - 05:16 PM Revision cead77d8 (git): * 2020-08-14 [ci skip]
- 05:15 PM Revision 511b55bc (git): Enable arm64 optimizations that exist for power/x86 (#3393)
- * Enable unaligned accesses on arm64
64-bit Arm platforms support unaligned accesses.
Running the string benchmarks... -
05:10 PM Bug #17120: String#start_with? return wrong result for Regexp patterns containing /\K/
- Patch: https://github.com/ruby/ruby/pull/3417
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- `String#start_with?` unexpectedly reports true when the pattern Regexp contains `/\K/` (lookbehind) operator and the ...
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- As now RSTRING_PTR and RSTRING_LEN are functions, they very bother
stepping in/out during debugging. -
- Applied in changeset commit:git|014a4fda54cb6897ed54ea9c44376db3459fc46e.
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rb_str_{index,rindex}_m: Handle... -
- Patch: https://github.com/ruby/ruby/pull/3414
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- When the pattern Regexp given to `String#index` and `String#rindex` contain a `/\K/` (lookbehind) operator, these met...
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- When the pattern Regexp given to String#index and String#rindex
contain a /\K/ (lookbehind) operator, these methods r... -
- Applied in changeset commit:git|5d71eed1a7f0a70db013de59cd7e95bdca0d5c0e.
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rb_str_{partition,rpartition}_m... -
- Patch: https://github.com/ruby/ruby/pull/3413
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- When the Regexp pattern given to `String#partition` and `String#rpartition` contain a `/\K/` (lookbehind) operator, t...
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- When the pattern given to String#partition and String#rpartition
contain a /\K/ (lookbehind) operator, the methods re... -
09:58 AM Feature #17121: Remove ENV#index
- Sorry, `ENV#index` is will be remove this pull request(https://github.com/ruby/ruby/pull/3412)
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- `ENV#index` is deprecated since `ruby-1.9.0-0`.
So, remove it.
```bash
root@8785b339158a:/all-ruby# env ALL_R... -
- okuramasafumi (Masafumi OKURA) wrote in #note-27:
> I found that
>
> ``` ruby
> {{a: 1, b: 2}}
> ```
>
> is ... -
- Old gcc (< 5 maybe?) warns that this variable is not initialized:
debug.c: In function 'ruby_debug_log':
deb... -
- This reverts commit c355fa72d4e356378a8b03a67432b52bafcc308b.
08/12/2020
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09:29 PM Bug #17105: A single `return` can return to two different places in a proc inside a lambda inside a method
- Just to be clear I am +1 on single return target, as described here: https://github.com/jruby/jruby/issues/6350#issue...
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07:48 PM Feature #16986: Anonymous Struct literal
- okuramasafumi (Masafumi OKURA) wrote in #note-27:
> I found that
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> ``` ruby
> {{a: 1, b: 2}}
> ```
>
> is a synta... -
- I found that
``` ruby
{{a: 1, b: 2}}
```
is a syntax error and could be a good candidate for this feature. -
- Reopening this as the commit had to be reverted as CI showed issues in `backtrace_mark`. I can't work on debugging t...
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- Applied in changeset commit:git|f2d7461e85053cb084e10999b0b8019b0c29e66e.
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Improve performance of partial ... -
07:14 AM Bug #17031: `Kernel#caller_locations(m, n)` should be optimized
- Thank you Jeremy!
Great patch! -
- This reverts commit f2d7461e85053cb084e10999b0b8019b0c29e66e.
Some CI machines are reporting issues with backtrace_m... - 06:03 PM Revision 6dfd7ad4 (git): * 2020-08-13 [ci skip]
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- Previously, backtrace_each fully populated the rb_backtrace_t with all
backtrace frames, even if caller only requeste... -
12:31 PM Feature #17103: Add a :since option to ObjectSpace.dump_all
- @ko1 this parameter allow to do partial heap dumps. e.g. `dump_all(since: 42)`, means to only dump objects of the 42t...
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- sorry I can't understand the specification.
also https://github.com/ruby/ruby/pull/3368/files doesn't have a doc.
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08:54 AM Revision 166cacc5 (git): Fix corruption in ARGF.inplace
- Extension string stored in `ARGF.inplace` is created using an api
designed for C string constants to create a Ruby st... -
- does it improve the performance?
My understanding is the advantage of `epoll` is advanced registration.
However, `s... -
- sorry I didn't check all threads, but nobu's patch can close it?
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- Sorry for late response.
I have a plan to remake current profile library with recent APIs. -
- > However that terminology is already used for symbols (rb_str_intern).
Yes. This is why we didn't propose it.
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- sorry I didn't check it.
Thank you, ~10 MB in "B's 250 MiB." is not problem I think.
Could you merge it if you do... -
- `rb_funcall` expects a list of `VALUE`s after the number of arguments.
I think you'll want to write:
```C
MQ... -
- Applied in changeset commit:git|e79cdcf61b0665d8a9bb309a607227de43e95673.
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string.c(rb_str_split_m): Handl... -
- Use BEG(0) instead of the result of rb_reg_search to handle the cases
when the separator Regexp contains /\K/ (lookbe...
08/11/2020
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- Extension string stored in `ARGF.inplace` is created using an api designed for C string constants to create a Ruby st...
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- Currently, `Enumerator#new` allows this code (no block given):
```ruby
obj = Object.new
Enumerator.new(obj)
```... - 04:02 PM Revision 66efe373 (git): * 2020-08-12 [ci skip]
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04:01 PM Revision 7930a352 (git): Test out fix for OpenSSL test flakiness
- `OpenSSL::TestX509Store#test_verify` has been failing intermittently on
CI about once a day:
- http://ci.rvm.jp/res... -
03:57 PM Feature #17104: Do not freeze interpolated strings when using frozen-string-literal
- > another reason is avoidance of alias effects
What you've shown is not another reason for freezing.
`a = b = "... -
06:22 AM Feature #17104: Do not freeze interpolated strings when using frozen-string-literal
- bughit (bug hit) wrote in #note-11:
> > However in my view what defines a literal, is the use of a specific syntax, ... -
- Patch: https://github.com/ruby/ruby/pull/3369
`casecmp?` is a kind of performance trap as it's much slower than us... -
03:14 PM Bug #17114: Float is not properly kept as integer when integer is added without space
- Hello,
my fault. Thank you for clarification.
Best regards,
Tammo
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02:40 PM Bug #17114: Float is not properly kept as integer when integer is added without space
- Hi, it's not a bug. +-1 is a precision argument.
```
irb> 12.34.floor(-1)
=> 10
irb> 12.34.floor(+1)
=> 12.3
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- This is expected. `1.0.floor + 1` is parsed as `((1.0).floor).+(1)`. `1.0.floor +1` is parsed as `(1.0).floor(+1)`....
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- Hello dear ruby community,
I observed the following behaviour:
``` ruby
1.0.floor +1 # => 1.0
(1.0).floor +1 # ... -
01:49 PM Revision 42725e3a (git): Enable s390x invokebuiltin JIT test again
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- Patch: https://github.com/ruby/ruby/pull/3407
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- When a String is `#split`ted with a pattern containing /\K/ (lookbehind) operator,
the portion that matches the look... -
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08:34 AM Bug #17112: Resolv.getaddress fails with IPv6 link-local addresses
- After some experiments I noticed that changing `use_ipv6?` isn't the whole story.
In `Resolv#each_address` there see... -
- Clang 12 warns "suspicious concatenation of string literals in an array
initialization", which is rather annoying tha... -
- LLVM made release/11.x branch. Its master is now version 12.
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- Do not repeat yourself.
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- A single quote "is representable either by itself or by the escape
sequence", according to ISO/IEC 9899 (checked all ... -
02:43 AM Feature #15281: Speed up Set#intersect with size check.
- Apparently the linked PR has been merged last december 31st.
I note there's no NEWS entry. -
12:23 AM Feature #17000: 2.7.2 turns off deprecation warnings by default
- I think deprecation warnings are necessary if, and only if, a feature or behaviour is going away in the lifespan of t...
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- 47720e2255f34ecad49763c66a7ea02a55a3f60a will fix the error.
But I don't know if it won't cause a regression.
`ruby...
08/10/2020
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- Maybe there are some potential issues.
```
$ ruby -v -e 'RubyVM::InstructionSequence.compile("def f; return 1 unles... -
11:44 PM Bug #17106 (Closed): Build ruby 2.6.6 from git source
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01:29 PM Bug #17106: Build ruby 2.6.6 from git source
- mame (Yusuke Endoh) wrote in #note-1:
> Hi,
>
> I think you are using bison that is newer than the latest version... -
- This documents how methods for core classes and classes in the
standard library should be documented.
Co-authored-by... -
- > However in my view what defines a literal, is the use of a specific syntax, so ""
There is only one reason for f... -
04:47 PM Feature #17016: Enumerable#accumulate
- nobu (Nobuyoshi Nakada) wrote in #note-30:
> I found a word [traject], means to transport, transmit, or transpose.
... - 04:33 PM Revision 404bff56 (git): * 2020-08-11 [ci skip]
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- Methods:
drop
drop_while
any?
all?
none?
one? -
02:51 PM Bug #17110: String.tr unexpected behaviour with backslash
- Yusuke Endoh, thanks for clearing it up.
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- ```
p "\\/".tr("/\\\\", "\\\\/") #=> "/\\"
```
Unfortunately it is complicated, but `\` is an escape character o... -
- Is there no way to do change all backslashes to forward slashes and forward slashes to backslashes in the same tr com...
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- See the document.
> The backslash character `\` can be used to escape `^` or `-` and is otherwise ignored unless it ... -
- ``` ruby
"\\".tr("\\","A") works great, with "\\" becoming "A"
"\\".tr("\\C","AB") should also output "A" but ins... -
- `"\\".tr("\\","A")` works great, with `"\\"` becoming `"A"`.
`"\\".tr("\\C","AB")` should also output `"A"`, but i... -
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- [set.rb](https://github.com/ruby/ruby/blob/master/lib/set.rb) has this optimization for `intersection` and IMHO `Set`...
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12:27 PM Feature #17109: Eliminate the performance impact of operands' order in array's | and &
- > > The order is preserved from the original array.
My bad, I missed the comment. In this case, I think the optimi... -
- I like the idea very much, but very unfortunately, the document of `Array#&` says:
> The order is preserved from t... -
08:12 AM Feature #17109: Eliminate the performance impact of operands' order in array's | and &
- I mean these operations essentially perform Set union and intersection, am I correct? Then the order of the operands ...
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- I noticed that I cannot resolve any link-local IPv6 address using `Resolv.getaddress`. For example calling `Resolv.ge...
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- Encoding of C-sources can not be determined, and non-ASCII code
are often warned by localized compilers. -
- `key` is not used outside this assertion.
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- Calls with a constant argument should be optimized away.
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- From #7 actually the checks would be needed in both cases, because one could save the value of `Thread.current.local`...
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- One consideration: `Fiber.current` is not available until `require "fiber"`.
So an API based on `Fiber.current` does... - 07:36 AM Revision 9260b0ae (git): * 2020-08-10 [ci skip]
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04:09 AM Feature #17111 (Assigned): Improve performance of Net::HTTPHeader#set_form by 40%
- ## diff
```diff
diff --git a/lib/net/http/header.rb b/lib/net/http/header.rb
index a8901e7..3f1a008 100644
--- ...
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