+string Timetable::Row::str() const
+{
+ switch(type)
+ {
+ case GOTO:
+ return "go to "+strparam;
+ case TRAVEL:
+ return "travel to "+strparam;
+ case WAIT:
+ return format("wait for %d seconds", intparam);
+ case SPEED:
+ return format("set speed %d km/h", intparam);
+ case ROUTE:
+ return "set route "+strparam;
+ default:
+ return "invalid row";
+ }
+}
+
+Timetable::Row Timetable::Row::parse(const string &s)
+{
+ if(!s.compare(0, 6, "go to "))
+ return Row(GOTO, s.substr(6));
+ else if(!s.compare(0, 10, "travel to "))
+ return Row(TRAVEL, s.substr(10));
+ else if(!s.compare(0, 9, "wait for ") && isdigit(s[9]))
+ {
+ unsigned nondigit = 10;
+ while(nondigit<s.size() && isdigit(s[nondigit]))
+ ++nondigit;
+ return Row(WAIT, lexical_cast<unsigned>(s.substr(9, nondigit-9)));
+ }
+ else if(!s.compare(0, 10, "set speed "))
+ {
+ unsigned nondigit = 11;
+ while(nondigit<s.size() && isdigit(s[nondigit]))
+ ++nondigit;
+ return Row(SPEED, lexical_cast<unsigned>(s.substr(10, nondigit-10)));
+ }
+ else if(!s.compare(0, 10, "set route "))
+ return Row(ROUTE, s.substr(10));
+
+ throw InvalidParameterValue("Invalid row");
+}
+