/// <summary>
/// Constructs a new AdjacencyList for the graph and node.
/// </summary>
/// <param name="graph">The graph.</param>
/// <param name="source">The source node for the adjacency list.</param>
public AdjacencyList(DirectedGraph <TNode, TEdgeData> graph, TNode source)
{
_graph = graph;
_source = source;
}