Scientist example

main.rb

require "scientist"

class MyExperiment
  include Scientist::Experiment

  attr_accessor :name

  def initialize(name)
    @name = name
  end

  def enabled?
    true
  end

  def publish(result)
    puts result.control.cleaned_value
  end

  def raise_on_mismatches
    true
  end
end

module Scientist::Experiment
  def self.new(name)
    MyExperiment.new(name: name)
  end
end

class MyWidget
  include Scientist

  def last_name(user)
    science "widget-permissions" do |experiment|
      experiment.use { "Lafeldt" }
      experiment.try { "Loveheld" }
    end
  end
end

MyWidget.new.last_name "Mathias"