You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: bootstrap_options.rb
    path of file: ./repos/comfy-bootstrap-form/lib/comfy_bootstrap_form
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module ComfyBootstrapForm
  # Container for bootstrap specific form builder options. It controls options
  # that define form layout and grid sizing. They are passed-in into form helper
  # and field helpers via `:bootstrap` option. For
    
    def set_defaults
      @disabled             = false
      @layout               = "vertical"
      @label_col_class      = "col-sm-2"
      @control_col_class    = "col-sm-10"
      @label_align_class    = "text-sm-right"
      @inline_margin_class  = "mr-sm-2"
      @label                = {}
      @append               = nil
      @prepend              = nil
      @help                 = nil
      @error                = nil
      @check_inline         = false
      @custom_control       = true
    end