code: func (t *EmpireTemplate) Execute(w io.Writer, data interface{}) error {
  	v, err := t.Build(data.(*TemplateData))
  	if err != nil {
  		return err
  	}
  
  	if t.NoCompress {
  		raw, err := json.MarshalIndent(v, "", "  ")
  		if err != nil {
  			return err
  		}
  
  		_, err = io.Copy(w, bytes.NewReader(raw))
  		return err
  	}
  
  	return json.NewEncoder(w).Encode(v)
  }
docs: // Execute builds the template, and writes it to w.