create static method
Implementation
static List<Zone> create(List<ZoneInfo> infos, List<Generator> generators) {
if (infos.length <= 1) {
throw "No valid zone was found.";
}
// The last one is the terminator.
int count = infos.length - 1;
List<Zone> zones = [];
for (var i = 0; i < count; i++) {
ZoneInfo f = infos[i];
zones.add(Zone(generators: generators.sublist(f.generatorIndex, f.generatorIndex + f.generatorCount)));
}
return zones;
}