Activity
From 07/16/2019 to 07/22/2019
07/22/2019
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10:44 PM Bug #10443 (Closed): Forking with contended mutex held can lead to deadlock in child process upon unlock
- I think this problem is fixed. The example given works on Linux and OpenBSD. If anyone is still having the problem with the master branch, please post back here.
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- Martin, does this still occur on current Cygwin?
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10:10 PM Bug #10422 (Closed): RDoc for BasicObject has methods that do not exist
- Applied in changeset commit:git|01995df6453de45ba0d99835e26799260517657c.
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Document BasicObject does not implement #object_id and #send [ci skip]
Fixes [Bug #10422] -
- Fixes [Bug #10422]
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- Documented at commit:98544c372d948717de22afc86d162e411f1fb5f1.
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- Applied in changeset commit:git|32ec6dd5c7cb89979d48100acf8971ac09e0d02e.
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Document encoding of string returned by Regexp.quote [ci skip]
Also, remove documentation about returning self, which makes no
sense as self would be ... -
- Also, remove documentation about returning self, which makes no
sense as self would be the Regexp class. It could be interpreted
as return the argument if no changes were made, but that hasn't
been the behavior at least since 1.8.7 (and ... -
- This was committed at commit:11548f925390fc72d04be5276bc1fe77f99ddd02.
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- Looking at the documentation for Regexp#=~ as well as the Capture section of the Regexp class documentation, both of which describe assignment of named captures to local variables, it seems intentional that only the `/(?<some>re)/ =~ str...
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- Applied in changeset commit:git|c1ad6321b03bcf9f96f975bcba7ff1d205990149.
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Adjust documentation for Kernel#raise [ci skip]
Mention how each of the arguments are retrievable from the generated
Exception object.
Fixes [Bug #10... -
- Exception#cause was documented at commit:16220d9abbb9ef23b0049b63186da8b814f71a37. I think the points related to Kernel#raise remain valid and will push a commit shortly to address them.
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- Mention how each of the arguments are retrievable from the generated
Exception object.
Fixes [Bug #10110] -
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08:21 PM Revision d2710ba8 (git): Split test/ripper/test_files.rb to run in parallel
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- By using `BITFIELD`, `type` field should not be forced to align.
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- Applied in changeset commit:git|2f6cc00338826dbaa439a18e4b4f7a19c1f5987a.
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Fix documentation for Array#pack m directive count specifier [ci skip]
Fixes [Bug #10025] - 07:10 PM Revision 6b62aa7a (git): * 2019-07-23
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- Fixes [Bug #10025]
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06:01 PM Feature #16011: Digit grouping
- ``` ruby
class Integer
def delimited(by: ',', digits: 0, padding: '0', every: 3)
extra_padding_size = digits.to_int - Math.log10(self).floor.succ
extra_padding = if extra_padding_size.positive?
Array.new(extra_paddin... -
04:51 PM Feature #12093: Eval InstructionSequence with binding
- Howdy,
Sorry to ping a 3 year old issue, i Just wanted to add my 2 cents here.
I came across this issue when googling for a way to evaluate an instruction sequence with a particular binding. I'm working on an experimental gem that ... -
09:00 AM Revision 9f9a6dbc (git): Allways fetch the latest commit from default gems repository.
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08:53 AM Revision 1feda1c2 (git): constify again.
- Same as last commit, make some fields `const`.
include/ruby/ruby.h:
* Rasic::klass
* RArray::heap::aux::shared_root
* RRegexp::src
internal.h:
* rb_classext_struct::origin_, redefined_class
* vm_svar::cref_or_me, lastline, backref, othe... -
- https://github.com/ruby/date/commit/8eca79d1f0
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- RHash::ifnone should be protected by write-barriers so this field
should be const. However, to introduce GC.compact, the const was
removed. This commit revert this removing `const` and modify
gc.c `TYPED_UPDATE_IF_MOVED` to remove `const... -
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- Documentation fixed by commit:ba32b53e4833c128ec6a079fca0e126d1bcd16dd.
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- Raise the proper exception when that option is not given but
non-option argument is. -
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- ruby-mode.el has been contributed to GNU Emacs for years ago, and maintained there.
I reported this at https://debbugs.gnu.org/cgi/bugreport.cgi?bug=36756 - 01:10 AM Revision f6a7b10a (git): * 2019-07-22
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07/21/2019
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07:21 PM Feature #15923: New independent string without memcpy
- nobu (Nobuyoshi Nakada) wrote:
> It should be OK when passing the buffer from callers, but doesn't work with a library which returns a buffer allocated inside.
> ...
Thanks all, I see. Ruby has some kind of internal memory allocation m... -
01:30 PM Revision 08ea9240 (git): common.mk: `make check` now includes `make test-tool`
- And `make test-tool` includes `make test-testframework`.
This change may be arguable because I'm unsure who is an intended user
of `make check`: a normal user, or Ruby-core developer. Normal users
don't have to run `make test-tool` for... -
- tool/test/runner.rb had been copied from test/runner.rb.
test/runner.rb was for `make test-all`, and tool/test/runner.rb was for
`make test-testframework` and `make test-tool`.
But I want to avoid the code clones.
This change makes tool... -
09:08 AM Bug #16014: Ruby-toggle-block of ruby-mode.el not chomping trialing whitespace
- Description
Ruby toggle block not chomping trailing whitespace in block
Reproduction guide
Start Emacs
Create a ruby file
Write a block such as
```ruby
(1..10).map { |number| number * 2 }
```
Use ruby-toggle-block , - T - {
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- ## Description
Ruby toggle block not chomping trailing whitespace in block
## Reproduction guide
* Start Emacs
* Create a ruby file
* Write a block such as
`(1..10).map { |number| number * 2 }`
* Use `ruby-toggle-block` , - ... - 12:47 AM Revision 523fec8a (git): * 2019-07-21
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07/20/2019
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10:58 PM Feature #15631: Let round_capa for ID table not allocate excess capacity for power of 2 ints >= 4
- Pavel added a new patch for `get_power2` in https://github.com/ruby/ruby/pull/2292
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- It should use `SIZEOF_ST_INDEX_T` and `nlz_intptr`.
- 07:44 AM Revision c584dd84 (git): Move travis coroutine check to cron only.
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06:45 AM Revision e7b5b914 (git): --debug was not functional either
- Even after 19d592dc82a31adf0bb6f027392cae69615c2394, the retry seems not
functional. Let's just add --debug from the beginning because an output
of each step is collapsed and we don't see `make up` output so often. -
- clang complains the lack.
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- I'm actually not using this, but ko1 is.
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- because v0.14.18 was actually not working with `make run`.
In `make run`, `Gem` is defined but `Gem::Version` isn't.
v0.14.19 checks `defined?(Gem::Version)` instead of `defined?(Gem)`. -
- This is to make `make run` with benchmark/lib/load.rb work for ko1
https://github.com/benchmark-driver/benchmark-driver/compare/v0.14.17...v0.14.18 -
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03:42 AM Feature #16012: Add a (small) test-install suite?
- I understand the issue with several packagers/builders, etc.
But, getting things checked in the build here is a start, and we would know that the internal `make install` worked correctly. We don't know that now.
The tool could als... -
- Recently, I added `test-tool` target for the common library under the tool directory. We can test `rbinstall.rb` with it with the installation specification.
I know your concern. But your `ruby-head` only points Travis environment esp... -
- An example test (no assert) that's currently failing, run from a trunk install
```ruby
require 'tmpdir'
Dir.mktmpdir 'test_bundler' do |dir|
File.write 'Gemfile', '', mode:'wb'
str = `bundle exec "bundle exec 'ruby -v'"`
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- @nobu,
> What do you mean by to "check install functionality" concretely?
Anything that cannot be checked in the build folder.
Sometime recently, at least some of the bin stubs broke. So checking that all bin stubs run correctly... -
- What do you mean by to "check install functionality" concretely?
Something other than `make install` with `DESTDIR`? -
- Sorry, bad week, and really hot where I am.
Main thing, I would like ruby-head/master/trunk to not break external CI. In some instances, it is currently doing so due to an issue with Bundler. I am also willing to help with that brea... -
- ARY_SHARED_P and ARY_EMBED_P included:
assert(!FL_TEST((ary), ELTS_SHARED) || !FL_TEST((ary), RARRAY_EMBED_FLAG)),
The two predicate macros are used in many other assert conditions,
which caused memory bloat during C compilation.
Th...
07/19/2019
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- I didn't understand what you requested.
If your concern is `build_metadata, I will set it from the upstream commit.
PS. Please set the informational subject always. -
- In the past, I've seen several times where the bundler default gem has caused issues in external CI. It is currently causing issues with CI's that use nested 'bundle' commands.
External repos should not have to force an install/updat... -
10:12 PM Revision d304f77c (git): Only disable GC around reference updating
- This is the only place that can change the size of the object id tables
and cause a GC. -
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- mathn was removed from the standard library in Ruby 2.5.
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- `accept_nonblock` started support `exception: false` in Ruby 2.3:
```
$ ruby22 -r socket -e 'p TCPServer.new(10001).accept_nonblock(exception: false)'
-e:1:in `accept_nonblock': wrong number of arguments (1 for 0) (ArgumentError)
... -
- `NoMethodError` is a subclass of `NameError`. I think what you are running into is:
```ruby
BasicObject.new.foo # NoMethodError
BasicObject.new.instance_exec{foo} # NameError
```
In both of these cases, `BasicObject#method_miss... -
08:17 PM Feature #16011: Digit grouping
- The python example seems quite concise to me:
format(1234, '08,') # => '0,001,234'
format(1234, '8,') # => ' 1,234'
I can not say how useful this may be though.
The method-names seem a bit strange to me - format() se... -
07:07 AM Feature #16011: Digit grouping
- znz (Kazuhiro NISHIYAMA) wrote:
> Some `printf` can use `%'d`.
Yes but that's not what the OP wants.
```
% printf "%'07d\\n" 1234
001,234
```
The output is different. -
06:05 AM Feature #16011: Digit grouping
- Some `printf` can use `%'d`.
```
$ /usr/bin/printf "%'d\n" 1234
1,234
``` -
- ```ruby
class Integer
def delimited(n)
div, mod = n.divmod(3)
return ( \
digits(1000).lazy + [0].cycle \
) . first(div + 1) \
. reverse \
. m... -
05:17 AM Feature #16011: Digit grouping
- Just for the record:
- What to use as thousands separator is locale-dependent. It can be a comma (US), a dot (Germany), an apostrophe (Switzerland), a space (Sweden; usually a narrow-width, non-breaking space), and so on.
- Some loca... -
02:52 AM Feature #16011 (Rejected): Digit grouping
- Ruby seems to have no way to format a number with grouped thousands. I see Rails
has an option:
require 'active_support/all'
1234.to_s(:delimited)
However in this case it seems that grouping cannot be combined with say, l... -
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- Applied in changeset commit:git|bf2f84b2ff298583d3efbecb88da271e99fa7930.
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Document evaluation order of arguments [ci skip]
Fixes [Misc #8905] -
- Applied in changeset commit:git|71d21f3c750f41ab44e618162515bd9e4a9f289e.
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Document required keyword argument syntax [ci skip]
Fixes [Bug #8952] -
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- Improvements in Ruby 2.5 and 2.6 make this section no longer
accurate. -
- This support is now deprecated and will be removed in Ruby 3.
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- Fixes [Misc #8905]
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- Fixes [Bug #8952]
- 05:54 PM Revision 57b7bfad (git): * 2019-07-20
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05:53 PM Revision de183281 (git): Some keywords, "true", "false", and "nil" should be treated as a variable
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- I applied this optimization and tested against our application while logging instructions:
```
> insn_info[order(insn_info$Count),]
Instruction Count
94 reverse 1
95 opt_newarray_max ... -
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03:23 PM Feature #15631: Let round_capa for ID table not allocate excess capacity for power of 2 ints >= 4
- I've attached the second patch for st_init_table_with_size. In theory it should be faster, but I can't measure any difference in ruby.
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- The old code lost information of lineno. Now, an assertion error will
output a correct lineno (but now gcc 8 requires 250 MB, unfortunately). -
- The assertion blows up gcc 8 by consuming approx. 1.8 GB memory.
This change reduces the amount of memory required to about 200 MB.
A follow-up of ae750799c1b28b06d02e50cd26450b9903516526. -
- At various times there has been discussion about whether testing should require `make install`. Although I prefer to do testing using install (vs build), I see it as a choice, and not a requirement.
From time to time various issues h... - 08:18 AM Revision 0a7093a8 (git): Add documentation to `fiber_pool_allocate_memory`.
- 08:09 AM Revision 517f7f9b (git): Fix 32-bit build and typo.
- "Therefore, `fiber_pool_stack_free(&vacancy->stack)` can do the wrong
thing..." should be "... `fiber_pool_stack_free(stack)` ...". - 07:42 AM Revision e004afd4 (git): Ensure that madvise does not clobber vacancy data.
- After calling `fiber_pool_vacancy_reset`, `vacancy->stack` and `stack` are
no longer in sync. Therefore, `fiber_pool_stack_free(&vacancy->stack)` can
do the wrong thing and clobber the vacancy data.
Additionally, when testing using VM_C... -
- Change debug_counters for Hash object counts:
* obj_hash_under4 (1-3) -> obj_hash_1_4 (1-4)
* obj_hash_ge4 (4-7) -> obj_hash_5_8 (5-8)
* obj_hash_ge8 (>=8) -> obj_hash_g8 (> 8)
For example on rdoc benchmark:
[RUBY_DEBUG_COUNTER... -
- I'm using a cygwin version with a date from this year:
```
$ uname -srv
CYGWIN_NT-6.3 3.0.7(0.338/5/3) 2019-04-30 18:08
```
I'm not 100% sure I'm doing the right thing, but I get the following:
```
$ ruby issue8708x.txt
before ... -
- FL_TEST() uses FL_ABLE() which test data types. However,
in array.c we don't need to check it (all of them should be
T_ARRAY), so I changed from FL_TEST() to FL_TEST_RAW() which
does not check FL_ABLE(). Instead of FL_ABLE(), add asserti... - 04:10 AM Revision a44ad9a1 (git): * expand tabs.
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- Shared arrays created by Array#dup and so on points
a shared_root object to manage lifetime of Array buffer.
However, sometimes shared_root is called only shared so
it is confusing. So I fixed these wording "shared" to "shared_root".
* ... - 04:03 AM Revision 547f574b (git): In some situations, `vm_stack` can be NULL, but `cfp` is valid.
- 03:55 AM Revision e14f5762 (git): Add assertions to `coroutine_initialize_main`.
- 03:53 AM Revision dd0e33f0 (git): Split assertions to check which one fails.
- 03:46 AM Revision cf93f98a (git): Better usage of `rb_ec_clear_vm_stack` to maintain invariants.
- 03:46 AM Revision 6eef80d8 (git): Improve ec assertions.
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- ruby/ruby.h includes ruby/assert.h, and RUBY_NDEBUG is defined
by checking NDEBUG. In other words, NDEBUG is only seen just
after ruby/ruby.h. This patch also cheks NDEBUG just after
including ruby_assert.h.
Without this patch, assertio... -
- Applied in changeset commit:git|e644e2de85d0d76e1c28d45710f765757a22f5c6.
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Remove doc/etc.rd.ja [ci skip]
[Feature #16003] [ruby-dev:50814] -
- [Feature #16003] [ruby-dev:50814]
07/18/2019
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- Thanks for the review Koichi. I tested the patch on a rails app (redmine), but unfortunatelly there's no improvement.
0.1MB less memory after boot (^150MB total)
No mesurable difference in performance
I'll investigate the second cas... -
- fiber->cont.saved_ec.cfp should be initialized by NULL
because no vm_stack is allocated. However, cont_init()
captures current Fiber's cfp for continuation, so it should
only initialize fibers. - 11:32 PM Revision 8ca32020 (git): Revert "Ensure cfp is initialized to NULL."
- This reverts commit d7fdf45a4ae1bcb6fac30a24b025d4f20149ba0a.
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- 11:10 PM Revision d7fdf45a (git): Ensure cfp is initialized to NULL.
- `cont_init` didn't initialize `cont->saved_ec.cfp`. Calling `cont_mark`
would result in an invalid `cfp` in `rb_execution_context_mark`. Because
fibers lazy-initialize the stack, fibers that are created but not resumed
could cause this p... - 11:10 PM Revision 9dda0a03 (git): Remove `rb_vm_push_frame` as it is no longer used.
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- I agree that we should do better in this area. When calling `Cipher#encrypt` or `Cipher#decrypt` without arguments, the cipher is initialized with an empty key. This is normally not a problem, since you are supposed to call these metho...
- 09:40 PM Revision d4c40295 (git): * 2019-07-19
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- Can you reproduce this issue with a currently supported Ruby version and current version of Cygwin? I tried the script on OpenBSD and on Windows and it works fine in both cases.
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- The floating error was fixed (test disabled and considered out of spec) by commit:b2a128fa7cabcce182e7360db70b3e50bb39242d.
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- matz confirmed in the last developer meeting that he wants `def !@; end` to continue to work. However, I still think we should fix it so that `:!@` and `:~@` are not treated as `:!` and `:~`. This is a bit tricky to do as the parser cu...
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- The issue you described with irb crashing was fixed between 2.0 and 2.1:
```
$ irb20 -rpyper
irb(main):001:0> a = [1, 3, 4, 3, 0, 3, 1]
=> [1, 3, 4, 3, 0, 3, 1]
irb(main):002:0> a.τsπ( :uniq ).χOixπ.χriXgζmEπ
NoMethodError: undef... -
- I tested the program on Windows 10 x64 on a network file system while repeatedly disconnecting and reconnecting the physical connection and was not able to reproduce the crash. Can you try again on a supported ruby version and see if th...
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- I believe this behavior is expected/spec. Ruby's behavior when given an multiple-assignment expression such as this:
```ruby
*foo = v
```
Is to treat it similar to:
```ruby
*foo = Array(v)
```
So the reason that `*foo = ... -
10:44 AM Bug #16010 (Rejected): Sole single-splatted variable with an array object in an assignment construction gobbles an additional nesting of array
- When a single splatted variable appears as the sole argument on the left side of assignment with an array on the right side, that variable is assigned the object as is on the right side:
```ruby
*foo = ["a"]; foo # => ["a"]
```
T... -
- 12:33 PM Revision 9790b778 (git): Ensure we don't have dangling cfp.
- 08:55 AM Revision 78bc6cd8 (git): * remove trailing spaces.
- 08:54 AM Revision 38e3c65a (git): Improve `fiber_pool_expand` allocation strategy.
- If `mmap` fails to allocate memory, try half the size, and so on.
Limit FIBER_POOL_ALLOCATION_MAXIMUM_SIZE to 1024 stacks. In typical
configurations this limits the memory mapped region to ~128MB per
allocation. - 08:54 AM Revision 311007bf (git): Add experimental `RUBY_SHARED_FIBER_POOL_FREE_STACKS` to control madvise.
- 08:54 AM Revision 56fcf988 (git): Add note about setting `vm.max_map_count` for Linux.
- 08:54 AM Revision 001f187e (git): Make fiber_pool more conservative on platforms with limited address space.
- We use COROUTINE_LIMITED_ADDRESS_SPACE to select platforms where address
space is 32-bits or less. Fiber pool implementation enables more book
keeping, and reduces upper limits, in order to minimise address space
utilisation. - 08:54 AM Revision 385ea910 (git): Add `struct fiber_pool {int free_stacks;}` to control usage of madvise.
- `madvise(free)` and similar operations are good because they avoid swap
usage by clearing the dirty bit on memory pages which are mapped but no
longer needed. However, there is some performance penalty if there is no
memory pressure. The... - 08:54 AM Revision 4d60a582 (git): Add FIBER_POOL_ALLOCATION_FREE to control allocation/free strategy.
- 08:54 AM Revision 8ac9a7be (git): Limit expansion of fiber pool on 32-bit platforms.
- On 32-bit platforms, expanding the fiber pool by a large amount may fail,
even if a smaller amount may succeed. We limit the maximum size of a single
allocation to maximise the number of fibers that can be allocated.
Additionally, we im... - 08:54 AM Revision 77f33190 (git): Enable `madvise` to release stack space back to OS.
- 08:54 AM Revision 47c0cab2 (git): Add details of fiber pool and coroutine selection to NEWS.
- 08:54 AM Revision b8242bce (git): Add `ucontext` and `copy` coroutine implementations to test matrix.
- 08:54 AM Revision 7291fef5 (git): Improve build process and coroutine implementation selection.
- 08:54 AM Revision 91aae651 (git): Stack copying implementation of coroutines.
- 08:54 AM Revision 8779382d (git): Remove unused vm_stack recycling.
- 08:54 AM Revision 14cf95cf (git): Implement fiber pool for reduced fiber allocation overhead.
- Replace previous stack cache with fiber pool cache. The fiber pool
allocates many stacks in a single memory region. Stack allocation
becomes O(log N) and fiber creation is amortized O(1). Around 10x
performance improvement was measured i... - 08:54 AM Revision 1b82c877 (git): Make FIBER_USE_NATIVE the default and reformat code.
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08:42 AM Bug #16009: Performance regression in 2.7
- ```
require 'benchmark'
require 'objspace'
# this line prohibit lazy sweep
# Thread.new{ObjectSpace.each_object{sleep}}
Benchmark.bm{|x|
x.report{
100.times{
fibers = []
2000.times do
fiber =... -
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- More info about this ticket:
This benchmark is on falcon application, many Fiber creation benchmark.
The table shows commit hash and the results (Requests per seconds).
In brief, there is a regression between master and ruby 2.6.3.
...
07/17/2019
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- This behavior is still present in the master branch and it does seem like a bug to me. It does seems specific to returning a closure from a method and having two separate threads call that closure.
It doesn't occur if you pass the pr... - 11:15 PM Revision 97808e29 (git): * 2019-07-18
- 11:13 PM Revision 9b28eefe (git): Add benchmark to help diagnose performance regression.
- See https://bugs.ruby-lang.org/issues/16009 for more details.
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- Comparing master branch with master + reverted 88449100bc6d23a00dbf3addb97665f4f606f2b8
```
koyoko% make benchmark ITEM=vm2_fiber_gc COMPARE_RUBY=`which ruby`
../revision.h unchanged
/home/samuel/.rvm/rubies/ruby-2.6.3/bin/ruby --d... -
- @ko1 it took some time to find this, and it's late, so issue is brief. Feel free to discuss with me if you need more information.
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```
Number is requests/s
dcf5c19c9f89d732da70a1a16a2fe60cd1999bcc 7561.82
c53f87943e53c96b86d50b496d2a410ff1245b4c 7534.09
d2003a6d392b3b0054d7528e2e731584196aefad 7467.44, 7458.18, 7111.09, 7293.74...-
- I tried the example program provided on Ruby 2.6 on OpenBSD, and did not experience the issue that you were experiencing with 2.0.0-p0 on Linux. Are you able to recreate the problem you were having with a supported version of Ruby?
I... -
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- I agree this is a bug that we should fix, and converting from julian to gregorian before converting to Time makes sense. It does have the downside of the Time object having a different mday value than the Date object, but without adding...
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09:20 PM Feature #15973: Let Kernel#lambda always return a lambda
- > Can you present use case(s) for turning procs into lambdas?
One use case is reading the parameters of blocks as if they were written for a method definition: https://bugs.ruby-lang.org/issues/9777#note-11
Another one is getting lam... - 02:42 PM Revision bdec1ad9 (git): * expand tabs.
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- to suppress many warnings of Coverity Scan
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02:54 AM Feature #15975: Add Array#pluck
- My apologies, yes, there was a cut-and-paste error on show for a few minutes, and you were quick enough to see it. It's now the code I intended to paste.
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- There is some kind of performance regression in 2.6.3 -> 2.7.0-master.
So, I'm trying with 2.7.0-preview1 to see if it's better or worse.
```
Server Software:
Server Hostname: localhost
Server Port: 929... -
- Here is some testing using falcon and `ab`. `ab` is HTTP/1.0 client test. Because of that, each connection/request makes new fiber, so it's going to show if there are improvements/regressions to performance.
```
Server Software: ... - 01:53 AM Revision 0965bb60 (git): * 2019-07-17
07/16/2019
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- Build dumped string from base packed data and extended year at
once. Although currently ruby_marshal_write_long() never writes
more than 5 bytes per its format specification, allocate
`sizeof(long)+1` for the sanitation. -
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07:42 PM Bug #16008 (Closed): Ripper hshptn node drops information
- Hi - I'm the author of the prettier plugin for ruby. I'm trying to get it to support 2.7 pattern matching. It works well for everything to do with the array pattern. However, for hash patterns, it drops certain information if you touch t...
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02:38 PM Feature #16005: A variation of Time.iso8601 that can parse yyyy-MM-dd HH:mm:ss
- akr (Akira Tanaka) wrote:
> Also, I'm still not certain that what Time object to be generated
> ...
PostgreSQL has SET TIME ZONE command to set a time zone for a session.
https://www.postgresql.org/docs/11/datatype-datetime.html#DAT... -
- (1) The SQL spec. defines the range of year as 0001 to 9999.
(not in the syntax but in another table.)
However Ruby Time object can represent arbitrary integer year.
There is a RDB which works with a year outside of 0001 to 9999.
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- matsuda (Akira Matsuda) wrote:
> > I would be OK with modifying Time.iso8601 to make either T or space a valid date/time separator.
> ...
I said its against XML Schema.
https://www.w3.org/TR/xmlschema-2/
Time[.#]iso8601 is alias of... -
- Why does only Process.daemon have these tests?
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- Check for `exception` option in rb_execarg_addopt, as well as
other options. And then raise a particular ArgumentError if it is
not allowed. -
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- Attached graph/table.
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- On Darwin, comparing fiber-pool with master:
```
> make benchmark COMPARE_RUBY="../../ruby/build/ruby --disable-gems" ITEM=vm2_fiber RUBY_SHARED_FIBER_POOL_FREE_STACKS=0
Calculating -------------------------------------
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- On Linux, comparing fiber-pool with master.
```
% make benchmark COMPARE_RUBY="../../ruby/build/ruby --disable-gems" ITEM=vm2_fiber RUBY_SHARED_FIBER_POOL_FREE_STACKS=0
Calculating -------------------------------------
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- I've updated the implementation for fiber pool, which now has some functionality controlled by `#define FIBER_POOL_ALLOCATION_FREE`.
The normal (CPU efficient, memory expensive) implementation creates and reuses `fiber_pool_allocation... -
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07:47 AM Feature #15975: Add Array#pluck
- > we can now do some very nice things just with existing syntax:
The sample code is invalid.
Is this?
```ruby
class Array
def to_proc
Proc.new do |head, *tail|
collect(&:to_proc).collect do |ep|
ep_head = ... -
- I think that's pretty limited. #pluck is a fairly crude method, fine for Rails but hardly befitting the Ruby standard library. I'd much rather use a higher-order function and get somewhere much more interesting.
By instead implementin... -
06:47 AM Bug #16007 (Closed): Process.clock_getres matches the clock in practice for Process::CLOCK_{PROCESS,THREAD}_CPUTIME_ID FAILED fails on armv7hl
- During build of Ruby 2.7.0 0c6c937904 on Fedora Rawhide, I observe following test failure on armv7hl (other arches are fine):
~~~
1)
Process.clock_getres matches the clock in practice for Process::CLOCK_PROCESS_CPUTIME_ID FAILED
Ex... -
06:42 AM Feature #16006 (Rejected): String count and alignment that consider multibyte characters
- The display width of a string cannot be calculated without rendering information, which Ruby usually does not have.
Considering emojis or grapheme clusters, it is nearly impossible. It's the responsibility of the rendering engine.
Ma... -
- sawa (Tsuyoshi Sawada) wrote:
> shyouhei (Shyouhei Urabe) wrote:
> ...
Still not appropriate. There are characters whose "wide"-ness is not fixed until they actually got rendered. See also: https://unicode.org/reports/tr11/ especiall... -
- shyouhei (Shyouhei Urabe) wrote:
> This particular proposal is NG. ASCII vs. non-ASCII is too Asian-centric. There are other non-wide non-ASCII encodings, such as those in Europe.
Yeah, the keyword name `non_ascii` In my original p... -
- This particular proposal is NG. ASCII vs. non-ASCII is too Asian-centric. There are other non-wide non-ASCII encodings, such as those in Europe.
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- In non-proportional font, multibyte characters have twice the width of ASCII characters. Since `String#length`, `String#ljust`, `String#rjust`, and `String#center` do not take this into consideration, applying these methods do not give t...
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- I did several build with 0c6c937904 and all passed. Thx for the fix.
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- 削除に賛成です。
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- Applied in changeset commit:git|75fb0a9afad1685cedee9c7665a7f30ec95068fc.
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Allow mday in Date.iso8601 to be omitted
[Bug #12285] -
- Applied in changeset commit:git|75fb0a9afad1685cedee9c7665a7f30ec95068fc.
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Allow mday in Date.iso8601 to be omitted
[Bug #12285] -
- Applied in changeset commit:git|75fb0a9afad1685cedee9c7665a7f30ec95068fc.
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Allow mday in Date.iso8601 to be omitted
[Bug #12285] -
- [Bug #12285]
- 12:22 AM Revision e2f987e6 (git): * expand tabs.
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