Created
March 15, 2012 05:22
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Is it worth caching ActiveSupport::Inflector inflections that get used a lot
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require 'benchmark' | |
Benchmark.bmbm do |bench| | |
regexp = /s$/i | |
empty = '' hash = { | |
'boxes' => 'box', | |
'windows' => 'window', 'buttons' => 'button', | |
'Buttons' => 'button', | |
'dialogs' => 'dialog' | |
} | |
n = 1_000_000 | |
s = 'buttons' | |
bench.report('match a regular expression') do | |
n.times do | |
s.gsub! regexp, empty | |
end | |
end | |
bench.report('perform a hash lookup') do | |
n.times do | |
hash[s] | |
end | |
end | |
end |
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Hell yes!