EnsureGraphEdges is a test helper function that is used inside the dag tests and outside in other implementations to easily ensure that we are using the dag properly.

EnsureGraphNodes is a test helper function that is used inside the dag tests and outside in other implementations to easily ensure that we are using the dag properly.

New creates a new Graph with nodes that contain data with type T.

Edge is a connection from one node to another.

Graph is a data structure that stores a list of Nodes (data) and Edges that connect nodes.

Node is a graph node that has an ID and data.