findLabel function
Implementation
List? findLabel(Uint8List l, List<List> trees) {
if (trees.isEmpty) {
return null;
}
for (var t in trees) {
if (t[0] == NodeId.Labeled) {
var p =
t[1] is Uint8List ? t[1] : (t[1] as Uint8Buffer).buffer.asUint8List();
if (u8aEq(l, p)) {
return t[2] as List;
}
}
}
}