class PrawnHtml::DocumentRenderer

def prepare_text(content)
  text = @before_content.any? ? ::Oga::HTML::Entities.decode(@before_content.join) : ''
  @before_content.clear
  return (@last_text = text + content) if context.white_space_pre?
  content = content.lstrip if @last_text[-1] == ' ' || @last_tag_open
  text += content.tr("\n", ' ').squeeze(' ')
  @last_text = text
end