kotovalexarian-likes-github/ruby--ruby
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Use lines instead of split

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```
% cat ~/bench-split.yml
prelude: |
  s = "foo\nbar\nbaz\n"
benchmark:
  '/(?<=\n)/': |
    s.split(/(?<=\n)/)
  '/^/': |
    s.split(/^/)
  'lines': |
    s.lines
Warming up --------------------------------------
           /(?<=\n)/   459.123k i/s -    467.844k times in 1.018994s (2.18μs/i)
                 /^/   467.922k i/s -    469.744k times in 1.003894s (2.14μs/i)
               lines     2.343M i/s -      2.424M times in 1.034677s (426.84ns/i)
Calculating -------------------------------------
           /(?<=\n)/   422.347k i/s -      1.377M times in 3.261232s (2.37μs/i)
                 /^/   477.603k i/s -      1.404M times in 2.939186s (2.09μs/i)
               lines     2.485M i/s -      7.028M times in 2.828757s (402.47ns/i)

Comparison:
               lines:   2484631.6 i/s
                 /^/:    477603.3 i/s - 5.20x  slower
           /(?<=\n)/:    422346.5 i/s - 5.88x  slower
```
This commit is contained in:
Kazuhiro NISHIYAMA 2019-06-03 10:32:32 +09:00
parent 182072b211
commit 533070bfc6
No known key found for this signature in database
GPG key ID: 262ED8DBB4222F7A
1 changed files with 9 additions and 9 deletions
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18
test/reline/test_config.rb
View file

@ -21,7 +21,7 @@ class Reline::Config::Test < Reline::TestCase
end
def test_read_lines
@config.read_lines(<<~LINES.split(/^/))
@config.read_lines(<<~LINES.lines)
set bell-style on
LINES
@ -71,7 +71,7 @@ class Reline::Config::Test < Reline::TestCase
set bell-style on
PARTIAL_LINES
end
@config.read_lines(<<~LINES.split(/^/))
@config.read_lines(<<~LINES.lines)
$include included_partial
LINES
@ -79,7 +79,7 @@ class Reline::Config::Test < Reline::TestCase
end
def test_if
@config.read_lines(<<~LINES.split(/^/))
@config.read_lines(<<~LINES.lines)
$if Ruby
set bell-style audible
$else
@ -91,7 +91,7 @@ class Reline::Config::Test < Reline::TestCase
end
def test_if_with_false
@config.read_lines(<<~LINES.split(/^/))
@config.read_lines(<<~LINES.lines)
$if Python
set bell-style audible
$else
@ -104,7 +104,7 @@ class Reline::Config::Test < Reline::TestCase
def test_if_with_indent
%w[Ruby Reline].each do |cond|
@config.read_lines(<<~LINES.split(/^/))
@config.read_lines(<<~LINES.lines)
set bell-style none
$if #{cond}
set bell-style audible
@ -119,7 +119,7 @@ class Reline::Config::Test < Reline::TestCase
def test_unclosed_if
e = assert_raise(Reline::Config::InvalidInputrc) do
@config.read_lines(<<~LINES.split(/(?<=\n)/), "INPUTRC")
@config.read_lines(<<~LINES.lines, "INPUTRC")
$if Ruby
LINES
end
@ -128,7 +128,7 @@ class Reline::Config::Test < Reline::TestCase
def test_unmatched_else
e = assert_raise(Reline::Config::InvalidInputrc) do
@config.read_lines(<<~LINES.split(/(?<=\n)/), "INPUTRC")
@config.read_lines(<<~LINES.lines, "INPUTRC")
$else
LINES
end
@ -137,7 +137,7 @@ class Reline::Config::Test < Reline::TestCase
def test_unmatched_endif
e = assert_raise(Reline::Config::InvalidInputrc) do
@config.read_lines(<<~LINES.split(/(?<=\n)/), "INPUTRC")
@config.read_lines(<<~LINES.lines, "INPUTRC")
$endif
LINES
end
@ -146,7 +146,7 @@ class Reline::Config::Test < Reline::TestCase
def test_default_key_bindings
@config.add_default_key_binding('abcd'.bytes, 'EFGH'.bytes)
@config.read_lines(<<~'LINES'.split(/^/))
@config.read_lines(<<~'LINES'.lines)
"abcd": "ABCD"
"ijkl": "IJKL"
LINES