| Commit message (Collapse) | Author | Age | Files | Lines |
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Mostly requires adding ** in either calls or method definitions.
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https://github.com/ruby/csv/commit/5ca8d79f60
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:write_empty_value (#87)
https://github.com/ruby/csv/commit/5923ee08b7
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* add document of strip
* modify typo
https://github.com/ruby/csv/commit/de0257dc31
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GitHub: fix #86
Reported by krororo. Thanks!!!
https://github.com/ruby/csv/commit/5a8d9d9297
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This includes performance improvements and backward incompatibility
fixes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67560 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66922 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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This includes performance improvement especially writing. Writing is
about 2 times faster.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66507 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64638 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63364 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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If it will not use special variables (like $1, $&, $`...),
it can improve the performance by using Regexp#match? or String#match? instead of Regexp#=~ or String#=~.
This patch is same idea as https://github.com/ruby/ruby/pull/1836
[Fix GH-1842]
## Environment
* OS : Ubuntu 17.10
* Compiler : gcc version 7.2.0
* CPU : Intel(R) Core(TM) i5-3210M CPU @ 2.50GHz
* Memory : 16 GB
## TL;DR
Methods | Before | After | Speed up
----------- | ------ | ------ | --------
CSV.foreach | 44.825 | 48.201 | 7.5%
CSV#shift | 45.200 | 49.584 | 9.7%
CSV.read | 42.968 | 46.853 | 9.0%
CSV.table | 10.933 | 11.277 | 3.1%
## Before
```
Calculating -------------------------------------
CSV.foreach 44.825 (± 0.0%) i/s - 228.000 in 5.086576s
CSV#shift 45.200 (± 0.0%) i/s - 228.000 in 5.044297s
CSV.read 42.968 (± 0.0%) i/s - 216.000 in 5.027504s
CSV.table 10.933 (± 0.0%) i/s - 55.000 in 5.031098s
```
## After
```
Calculating -------------------------------------
CSV.foreach 48.201 (± 0.0%) i/s - 244.000 in 5.062256s
CSV#shift 49.584 (± 0.0%) i/s - 248.000 in 5.001652s
CSV.read 46.853 (± 0.0%) i/s - 236.000 in 5.037044s
CSV.table 11.277 (± 0.0%) i/s - 57.000 in 5.054694s
```
## Benchmark code
```ruby
require 'csv'
require 'benchmark/ips'
CSV.open("/tmp/file.csv", "w") do |csv|
csv << ["player", "gameA", "gameB"]
1000.times do
csv << ['"Alice"', "84.0", "79.5"]
csv << ['"Bob"', "20.0", "56.5"]
end
end
Benchmark.ips do |x|
x.report "CSV.foreach" do
CSV.foreach("/tmp/file.csv") do |row|
end
end
x.report "CSV#shift" do
CSV.open("/tmp/file.csv") do |csv|
while line = csv.shift
end
end
end
x.report "CSV.read" do
CSV.read("/tmp/file.csv")
end
x.report "CSV.table" do
CSV.table("/tmp/file.csv")
end
end
```
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62806 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* csv.gemspec: Update release version.
* lib/csv.rb: Remove superfluous private clause.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59849 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Reported by Eric Wong. Thank you.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59683 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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includes the patch from marshall-lee.
close #1168
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV::Table#to_a, #to_csv): use Array#push instead of
Array#concat for performance improvement. This performance improvement is
proposed by zdennis <zach.dennis@gmail.com>. The patch is from
Mau Magnaguagno <maumagnaguagno@gmail.com>.
close #946
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59657 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Bug #11126][ruby-core:69088]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59643 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Bug #10504][ruby-core:66240]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59642 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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method.
[Bug #12422][ruby-core:75707]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59641 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Bug #9988][ruby-core:63375]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59640 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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It ignored all of lines when given Regexp special characters.
[Feature #9147][ruby-core:58549]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59639 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb: fix incompatibility introduced in r59428.
CSV.new takes options as keyword arguments.
* test/csv/test_features.rb: add a test to ensure it raises error againt
unknown options
* test/csv/test_features.rb: add a test to ensure row_sep option is properly
applied
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59437 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb: usb keyword parameters to receive options
* test/csv/test_features.rb: remove a test for checking options
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59428 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV::Row#to_hash): use Array#to_h
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59426 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Use character class directly instead of
character class in character class.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58827 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Patch by @joshpencheon (Josh Pencheon)
[fix GH-1607]
#### benchmark-ips results
```
trunk:
Warming up --------------------------------------
4.000 i/100ms
Calculating -------------------------------------
39.661 (±10.1%) i/s - 2.352k in 60.034781s
with-patch:
Warming up --------------------------------------
5.000 i/100ms
Calculating -------------------------------------
60.521 (± 9.9%) i/s - 3.595k in 60.047157s
```
#### memory_profiler resuts
```
trunk:
allocated memory by class
-----------------------------------
35588490 String
7454320 Array
294000 MatchData
37340 Regexp
11840 Hash
2400 CSV
1600 Proc
1280 Method
800 StringIO
with-patch:
allocated memory by class
-----------------------------------
18788490 String
3454320 Array
294000 MatchData
37340 Regexp
11840 Hash
2400 CSV
1600 Proc
1280 Method
800 StringIO
```
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58777 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Bug #12373][ruby-core:75462]
Patch by Yuki Kurihara.
Benchmark:
```
Warming up --------------------------------------
csv_shift 1.000 i/100ms
new_csv_shift 1.000 i/100ms
Calculating -------------------------------------
csv_shift 1.192 (± 0.0%) i/s - 6.000 in 5.034250s
new_csv_shift 1.527 (± 0.0%) i/s - 8.000 in 5.243446s
Comparison:
new_csv_shift: 1.5 i/s
csv_shift: 1.2 i/s - 1.28x slower
```
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58770 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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Patch by @cllns. [Fix GH-957]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58744 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Feature #11865][ruby-core:72452][fix GH-1170]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58743 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV#shift): the last column is an Array in extended
column since r55985. [ruby-dev:49964] [Bug #13149]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57406 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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if no block is given. [ruby-core:75346] [Feature #11058]
* test/csv/test_row.rb: add test for above.
* test/csv/test_table.rb: ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56083 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV#shift): store partial quoted strings in an array
and join at last, to improve performance with very long quoted
lines. [ruby-core:76987] [Bug #12691]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55985 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb: Update documentation of CSV header converter for
r45498, [GH-575]. [Fix GH-1215]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53628 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53401 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV#initialize): [DOC] Fix double-word typo.
[Fix GH-1161]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53199 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV::Converters, CSV::DEFAULT_OPTIONS): supply tail
commas for further elements.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53184 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV#shift): fix typo. [See GH-1160]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53183 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb: encoding must be plased at the first line except for
shebang. [fix GH-1116]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52850 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[fix GH-1116] Patch by @marshall-lee
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52848 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51191 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Feature #11267][ruby-dev:49091]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50929 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Fix GH-928][ci skip]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50813 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50709 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48259 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[fix GH-744][ci skip]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48258 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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patch is from Andrew Vit. [ruby-core:63215] [Feature #9952]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47663 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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* lib/csv.rb (CSV#<<): honor explicity given encoding. based on
the patch by DAISUKE TANIWAKI <daisuketaniwaki AT gmail.com> at
[ruby-core:62113]. [Bug #9766]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46391 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46224 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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[Fixes GH-580] https://github.com/ruby/ruby/pull/580
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46123 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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