Method AddTransition

go/engine/node.go:152–154

(port string, _ Transition)

func (b *ToolNode) ID() string { return b.id }
func (b *ToolNode) AddTransition(port string, _ Transition) error {
	return fmt.Errorf("node %s: tool nodes cannot accept state transitions (port %q)", b.id, port)
}

// TriggerNode is the common embed for every trigger. A trigger has exactly one
// outgoing transition; it carries the full Transition (like LinearNode/BranchingNode)