code: func (d *CatalogNodesQuery) String() string {
  	name := ""
  	if d.dc != "" {
  		name = name + "@" + d.dc
  	}
  	if d.near != "" {
  		name = name + "~" + d.near
  	}
  
  	if name == "" {
  		return "catalog.nodes"
  	}
  	return fmt.Sprintf("catalog.nodes(%s)", name)
  }
docs: // String returns the human-friendly version of this dependency.