| Commit message (Collapse) | Author | Age | Files | Lines |
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* string.c (rb_strseq_index): refactor and avoid
call of str_strlen() when offset == 0.
it will improve performance of String#index and #include?
* benchmark/bm_string_index.rb: benchmark for this change
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60086 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (str_succ): clear coderange cache when no alpha-numeric
character case, carried part may become ASCII-only.
[ruby-core:83062] [Bug #13952]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60066 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (tr_trans): ASCII-incompatible encoding strings cannot
be ASCII-only even if valid. [ruby-core:83056] [Bug #13950]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60060 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_split): return duplicated receiver, when no
splits. patched by tompng (tomoya ishida) in [ruby-core:82911],
and the test case by Seiei Miyagi <hanachin@gmail.com>.
[Bug#13925] [Fix GH-1705]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60002 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_rpartition): return duplicated receiver, when
no splits. [ruby-core:82911] [Bug#13925]
Author: Seiei Miyagi <hanachin@gmail.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_partition): return duplicated receiver, when no
splits. [ruby-core:82911] [Bug#13925]
Author: Seiei Miyagi <hanachin@gmail.com>
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60000 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* compile.c (iseq_compile_each0): insert to_s method call, so that
refinements activated at the caller should take place.
[Feature #13812]
* insns.def (tostring): fix up converted object to a string,
infect and fallback.
* insns.def (branchiftype): new instruction for conversion.
branches if TOS is an instance of the given type.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59950 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59764 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_enc_str_scrub): enc can differ from the actual
encoding of the string, the cached coderange is useless then.
[ruby-core:82674] [Bug #13874]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59763 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_enumerate_grapheme_clusters): optimize when
single byte only.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59762 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_enumerate_grapheme_clusters): enumerate on
shared frozen string.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59743 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (enumerator_element): push or yield elements, and
return 1 if needs checks.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59742 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (WANTARRAY): make array for the result in method
functions and pass it to enumerator functions.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59736 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (enumerator_wantarray): show warnings at method
functions for proper method names.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59732 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_enumerate_grapheme_clusters): should enumerate
chars for non-Unicode encodings. [Feature #13780]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59731 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_enumerate_grapheme_clusters): suppress a
maybe-uninitialized warning by old gcc.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59730 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_enumerate_grapheme_clusters): adjust indent.
[Feature #13780]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59700 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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added to enumerate grapheme clusters [Feature #13780]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59698 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_split_m): fix potential bug when rb_memsearch()
matches a octet in the middle of a multi-byte character sequence.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59673 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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```
require 'benchmark'
n = 1 * 1024 * 1024 * 1024
Benchmark.bmbm do |x|
x.report("*") { 0.chr * n }
x.report("ljust") { String.new(capacity: n).ljust(n, "\0") }
end
```
Before
```% ./ruby test.rb
Rehearsal -----------------------------------------
* 0.358396 0.392753 0.751149 ( 1.134231)
ljust 0.203277 0.389223 0.592500 ( 0.594816)
-------------------------------- total: 1.343649sec
user system total real
* 0.282647 0.304600 0.587247 ( 0.589205)
ljust 0.201834 0.283801 0.485635 ( 0.487617)
```
After
```% ./ruby test.rb
Rehearsal -----------------------------------------
* 0.000522 0.000021 0.000543 ( 0.000534)
ljust 0.208551 0.321030 0.529581 ( 0.542083)
-------------------------------- total: 0.530124sec
user system total real
* 0.000069 0.000006 0.000075 ( 0.000069)
ljust 0.206698 0.301032 0.507730 ( 0.517674)
```
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_rstrip_bang): improve the performance in 50%
for a string pattern, and in 10% for a regexp pattern. get rid
of making MatchData in middle, which is not used.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59496 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_initialize): new function to (re)initialize a
string with data and encoding. extracted from
rb_external_str_new_with_enc.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59448 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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to remove trailing suffix [Feature #13665] [Fix GH-1661]
* string.c (rb_str_delete_suffix_bang): add a new method
to remove suffix destuctively.
* string.c (rb_str_delete_suffix): add a new method
to remove suffix non-destuctively.
* test/ruby/test_string.rb: add tests.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59377 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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These caused numerous CI failures I haven't been able to
reproduce [ruby-core:82102]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59364 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (tainted_fstr_update): move up
(rb_fstring): support registering tainted strings
(register_fstring_tainted): extract from rb_fstring_existing0
(rb_tainted_fstring_existing): use register_fstring_tainted instead
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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The same hash keys may be loaded from tainted data sources
frequently (e.g. parsing headers from socket or loading
YAML data from a file). If a non-tainted fstring already
exists (because the application expects the hash key),
cache and deduplicate the tainted version in the new
tainted_frozen_strings table.
For non-embedded strings, this also allows sharing with the
underlying malloc-ed data.
* vm_core.h (rb_vm_struct): add tainted_frozen_strings
* vm.c (ruby_vm_destruct): free tainted_frozen_strings
(Init_vm_objects): initialize tainted_frozen_strings
(rb_vm_tfstring_table): accessor for tainted_frozen_strings
* internal.h: declare rb_fstring_existing, rb_vm_tfstring_table
* hash.c (fstring_existing_str): remove (moved to string.c)
(hash_aset_str): use rb_fstring_existing
* string.c (rb_fstring_existing): new, based on fstring_existing_str
(tainted_fstr_update): new
(rb_fstring_existing0): new, based on fstring_existing_str
(rb_tainted_fstring_existing): new, special case for tainted strings
(rb_str_free): delete from tainted_frozen_strings table
* test/ruby/test_optimization.rb (test_hash_reuse_fstring): new test
[ruby-core:82012] [Bug #13737]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59354 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Fix a wrong jump so replacing a byte in an ASCII-only string with an
ASCII character won't clear the coderange.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59272 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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The length of a string never exceeds the capacity.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59271 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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to remove leading substr [Feature #12694] [fix GH-1632]
* string.c (rb_str_delete_prefix_bang): add a new method
to remove prefix destuctively.
* string.c (rb_str_delete_prefix): add a new method
to remove prefix non-destuctively.
* test/ruby/test_string.rb: add tests.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_chomp_bang): check if modifiable after checking
an argument and just before modification, as it can get frozen
during the argument conversion to String.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59112 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c: [DOC] clarify docs for String#split when called
with limit and capture groups.
Reported by Cichol Tsai. [ruby-core:81505] [Bug #13621]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59002 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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To convert the object implicitly, it has had two parts in convert_type() which are
1. lookink up the method's id
2. calling the method
Seems that strncmp() and strcmp() in convert_type() are slightly heavy to look up
the method's id for type conversion.
This patch will add and use internal APIs (rb_convert_type_with_id, rb_check_convert_type_with_id)
to call the method without looking up the method's id when convert the object.
Array#flatten -> 19 % up
Array#+ -> 3 % up
[ruby-dev:50024] [Bug #13341] [Fix GH-1537]
### Before
Array#flatten 104.119k (± 1.1%) i/s - 525.690k in 5.049517s
Array#+ 1.993M (± 1.8%) i/s - 10.010M in 5.024258s
### After
Array#flatten 124.005k (± 1.0%) i/s - 624.240k in 5.034477s
Array#+ 2.058M (± 4.8%) i/s - 10.302M in 5.019328s
### Test Code
require 'benchmark/ips'
class Foo
def to_ary
[1,2,3]
end
end
Benchmark.ips do |x|
ary = []
100.times { |i| ary << i }
array = [ary]
x.report "Array#flatten" do |i|
i.times { array.flatten }
end
x.report "Array#+" do |i|
obj = Foo.new
i.times { array + obj }
end
end
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58978 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58897 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Optimize performance regression introduced in r56021.
* Benchmark (i7-4790K @ 4.00GH, x86_64 GNU/Linux)
Benchmark.ips do |x|
x.report("String#concat (1)") { "a".concat("b") }
if RUBY_VERSION >= "2.4.0"
x.report("String#concat (2)") { "a".concat("b", "c") }
end
end
* Ruby 2.3
Calculating -------------------------------------
String#concat (1) 6.003M (± 5.2%) i/s - 30.122M in 5.031646s
* Ruby 2.4 (Before this patch)
Calculating -------------------------------------
String#concat (1) 4.458M (± 8.9%) i/s - 22.298M in 5.058084s
String#concat (2) 3.660M (± 5.6%) i/s - 18.314M in 5.020527s
* Ruby 2.4 (After this patch)
Calculating -------------------------------------
String#concat (1) 6.448M (± 5.2%) i/s - 32.215M in 5.010833s
String#concat (2) 3.633M (± 9.0%) i/s - 18.056M in 5.022603s
[fix GH-1631]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58886 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* vm_insnhelper.c (rb_eql_opt): should call #eql? on Float and
String, not #==.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58882 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_crypt): define LARGE_CRYPT_DATA when allocating
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58876 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_crypt): struct crypt_data defined in
missing/crypt.h is small enough.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58866 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* debug_counter.h: add the following counters to measure object types.
obj_free: freed count
obj_str_ptr: freed count of Strings they have extra buff.
obj_str_embed: freed count of Strings they don't have extra buff.
obj_str_shared: freed count of Strings they have shared extra buff.
obj_str_nofree: freed count of Strings they are marked as nofree.
obj_str_fstr: freed count of Strings they are marked as fstr.
obj_ary_ptr: freed count of Arrays they have extra buff.
obj_ary_embed: freed count of Arrays they don't have extra buff.
obj_obj_ptr: freed count of Objects (T_OBJECT) they have extra buff.
obj_obj_embed: freed count of Objects they don't have extra buff.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58865 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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"struct crypt_data" is 131232 bytes on x86-64 GNU/Linux,
making it unsafe to use tiny Fiber stack sizes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58864 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c: make String#{casecmp,casecmp?} return nil for
non-string arguments instead of raising a TypeError.
* test/ruby/test_string.rb: add tests.
Reported by Marcus Stollsteimer. Based on a patch by Shingo Morita.
[ruby-core:80145] [Bug #13312]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58837 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_external_str_new_with_enc): cut down intermediate
string for conversion source, by appending with conversion.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58708 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_external_str_new_with_enc): fix the case of
conversion failure. when conversion failed for some reason,
just ignores the default internal encoding and returns in the
given encoding.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58705 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_external_str_new_with_enc): cut down intermediate
string for conversion source, by appending with conversion.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58703 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_cat_conv_enc_opts): fix one-off bug. `ofs`
equals `olen` when appending at the end.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58702 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (rb_str_unicode_normalize): remove bare Unicode. do
not assume that all compilers can handle UTF-8.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c: [DOC] add example for String#match with pos argument.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58669 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c: [DOC] adopt call-seq's for Symbol#{match,match?} from
String methods; other small improvements for Symbol docs.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58668 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c: [DOC] mention pos argument for Symbol#{match,match?}.
Patch by Yuki Kurihara (ksss). [Fix GH-1606]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* string.c (unicode_normalize_common): aggregation type cannot be
initialized with dynamic values, in C89.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58621 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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