gamache
/ method-cache-test.rb
Last active
December 25, 2015 10:38
Code to test relative performace penalty of invalidating the MRI Ruby method cache, versus performing method resolution manually via method_missing. (Edit 1: pinpoint the overhead of Class.new by comparing it to a trivial Object#extend; thanks @joshjordanwhat! Edit 2: added optional warm-up to make JRuby benchmarks make more sense.)
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| require 'benchmark' | |
| module A; end | |
| class DefinedMethodStyle | |
| def bust_cache_class(*); Class.new; nil end | |
| def bust_cache_extend(*); Object.new.extend(A); nil end | |
| def dont_bust_cache(*); Object.new; nil end | |
| end |
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