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# frozen_string_literal: true
# Released under the MIT License.
# Copyright, 2021-2022, by Samuel Williams.
require 'benchmark/ips'
class MyClass1
def my_method
true
end
end
module Tracer1
def my_method(...)
super
end
end
MyClass1.prepend(Tracer1)
class MyClass2
def my_method
true
end
end
module Tracer2
def trace(name)
original_method = instance_method(name)
trace_provider = @trace_provider
remove_method(name)
define_method(name) do |*arguments, &block|
original_method.bind(self).call(*arguments, &block)
end
ruby2_keywords(name)
end
end
MyClass2.extend(Tracer2)
MyClass2.trace(:my_method)
module Trace
module Provider
def trace_provider
@trace_provider ||= Module.new
end
def trace(name)
trace_provider.module_eval "def #{name}(...); super; end"
end
end
def self.Provider(klass)
klass.extend(Provider)
klass.prepend(klass.trace_provider)
end
end
class MyClass3
Trace::Provider(self)
trace def my_method
true
end
end
Benchmark.ips do |x|
x.report("MyClass1", "MyClass1.new.my_method")
x.report("MyClass2", "MyClass2.new.my_method")
x.report("MyClass3", "MyClass3.new.my_method")
x.compare!
end
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