1 #if !defined(FLOW_NAMED_H) 
   26     named(
const std::string& name_r) : d_name(name_r) {}
 
   29     named(
named&& name_rr) : d_name(std::move(name_rr.d_name)) {}
 
   37     virtual const std::string& 
name()
 const { 
return d_name; }
 
   42     virtual std::string 
rename(
const std::string& name_r) { std::string old = d_name; d_name = name_r; 
return old; }