code: func (rule *Rule) EmbedsRules() bool {
  	if rule.Kind == AtRule {
  		for _, atRuleName := range atRulesWithRulesBlock {
  			if rule.Name == atRuleName {
  				return true
  			}
  		}
  	}
  
  	return false
  }
docs: // EmbedsRules returns true if this rule embeds another rules