class MyBuilder < Merb::Helpers::Form::Builder::Base

  def my_awesome_method

  end

end

class AnotherBuilder < Merb::Helpers::Form::Builder::Base

  def another_method

  end

end

# --- To get it to work, I have to define the following helpers ---

def my_awesome_method
  current_form_context.my_awesome_method
end

def another_method
  current_form_context.another_method
end