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Bug #16351 » profile_initialize.rb

Profiling the initialize with different ways of passing arguments - brunoe (Bruno Escherl), 11/17/2019 01:00 PM

 
require 'bundler/inline'

gemfile do
source 'https://rubygems.org'

gem 'memory_profiler'
end

require 'memory_profiler'

class FooWithPlainParams
def initialize(a, b, c)
@a = a
@b = b
@c = c
end
end

class FooWithOptionsHash
def initialize(options = {})
@a = options[:a]
@b = options[:b]
@c = options[:c]
end
end

class FooWithKeyword
def initialize(a:, b:, c:)
@a = a
@b = b
@c = c
end
end

RUNS = 100

puts 'FooWithPlainParams'
MemoryProfiler.report do
RUNS.times do
FooWithPlainParams.new(1, 2, 3)
end
end.pretty_print

puts 'FooWithOptionsHash'
MemoryProfiler.report do
RUNS.times do
FooWithOptionsHash.new(a: 1, b: 2, c: 3)
end
end.pretty_print

puts 'FooWithKeyword'
MemoryProfiler.report do
RUNS.times do
FooWithKeyword.new(a: 1, b: 2, c: 3)
end
end.pretty_print
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