return early if one of the arrays is empty by ahorek · Pull Request #5342 · jruby/jruby

ahorek · 2018-10-02T23:51:24Z

require 'benchmark/ips'
Benchmark.ips do |x|
  x.report('&', "[] & Array.new(200)")
end

before

  &    177.163k (± 5.2%) i/s -    886.145k in   5.015640s

after

  &      2.941M (± 5.4%) i/s -     14.643M in   4.996883s

kares · 2018-10-03T07:14:06Z

najs!

ahorek force-pushed the return_early branch 3 times, most recently from 5449005 to bf30587 Compare October 3, 2018 01:24

return early

0e90273

ahorek force-pushed the return_early branch from bf30587 to 0e90273 Compare October 3, 2018 02:10

kares merged commit b607e79 into jruby:master Oct 3, 2018

kares added this to the JRuby 9.2.1.0 milestone Oct 3, 2018

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