connectedNodeIds method
Get all connected node IDs for a given node.
Implementation
Set<String> connectedNodeIds(String nodeId) {
final connected = <String>{};
for (final edge in edges) {
if (edge.sourceId == nodeId) connected.add(edge.targetId);
if (edge.targetId == nodeId) connected.add(edge.sourceId);
}
return connected;
}