module Playbook::Spacing

def width_props
  selected_w_props = width_options.keys.select { |sk| try(sk) }
  return nil unless selected_w_props.present?
  selected_w_props.map do |k|
    width_value = send(k)
    "width_#{filter_classname(width_value)}" if width_values.include? width_value
  end.compact.join(" ")
end