View Source Fountainedge.Edge (Fountainedge Workflow Engine v1.0.8)

A graph edge directionally links two nodes together.

Edges are fundamental to the concept of transitioning between nodes.

Graphviz is used for presentation and ranking of graph nodes. See Graphvix.Graph.add_edge/4.

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t()

Edge structure.

Find a matching edge in a list (used internally.)

@type t() :: %Fountainedge.Edge{attributes: list(), id: integer(), next: integer()}

Edge structure.

:id - Identifier of the Fountainedge.Node where the edge is leaving (out from.)
:next - Identifier of the Fountainedge.Node where the edge is pointing (in to.)
:attributes Optional list of edge attributes passed to Graphvix.Graph.add_edge/4.

@spec find([t()], t()) :: t() | nil

Find a matching edge in a list (used internally.)