temp.rb

class Foo
  attr_accessor :foo, :bar
  def initialize(foo, bar)
    @foo = foo
    @bar = bar
  end
  
  def ==(other)
    self.class == other.class &&
    foo == other.foo &&
    bar == other.bar
  end
end

#pretty much identical
class Foo < Struct.new(:foo, :bar)
end