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require 'benchmark/ips'
require 'rspec/support'
require 'rspec/support/with_keywords_when_needed'
Klass = Class.new do
def test(*args, **kwargs)
end
end
def class_exec_args
Klass.class_exec(:a, :b) { }
end
def klass_exec_args
RSpec::Support::WithKeywordsWhenNeeded.class_exec(Klass, :a, :b) { }
end
def class_exec_kw_args
Klass.class_exec(a: :b) { |a:| }
end
def klass_exec_kw_args
RSpec::Support::WithKeywordsWhenNeeded.class_exec(Klass, a: :b) { |a:| }
end
Benchmark.ips do |x|
x.report("class_exec(*args) ") { class_exec_args }
x.report("klass_exec(*args) ") { klass_exec_args }
x.report("class_exec(*args, **kwargs)") { class_exec_kw_args }
x.report("klass_exec(*args, **kwargs)") { klass_exec_kw_args }
end
__END__
Calculating -------------------------------------
class_exec(*args)
5.555M (± 1.6%) i/s - 27.864M in 5.017682s
klass_exec(*args)
657.945k (± 4.6%) i/s - 3.315M in 5.051511s
class_exec(*args, **kwargs)
2.882M (± 3.3%) i/s - 14.555M in 5.056905s
klass_exec(*args, **kwargs)
52.710k (± 4.1%) i/s - 265.188k in 5.041218s
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