edgeExists method

  1. @override
bool edgeExists(
  1. T vertex,
  2. T connectedVertex
)

Returns true if there is an edge pointing from vertex to connectedVertex. Returns false otherwise.

Implementation

@override
bool edgeExists(T vertex, T connectedVertex) {
  if (_edges.containsKey(vertex) &&
      _edges[vertex]!.containsKey(connectedVertex)) {
    return true;
  }
  return false;
}