function

const (
	GRAPH_NODESPEC = 0
	GRAPH_RANKSPEC = 0
	GRAPH_PAD      = 1
	GRAPH_PACK     = 1

	NODE_CLUSTER_BORDER_COLOR = "grey"
	NODE_CLUSTER_STYLE        = "rounded"

	OPERATION_SHAPE = "rectangle"
	OPERATION_COLOR = "\"#68b8e2\""
	OPERATION_STYLE = "filled"

	EDGE_COLOR      = "\"#152730\""
	EXEC_EDGE_STYLE = "dotted"
	DATA_EDGE_STYLE = "solid"

	CONDITION_SHAPE = "diamond"
	CONDITION_STYLE = "filled"
	CONDITION_COLOR = "\"#f9af4d\""

	FOREACH_SHAPE = "diamond"
	FOREACH_STYLE = "filled"
	FOREACH_COLOR = "\"#f9af4d\""

	DYNAMIC_END_SHAPE = "invhouse"
	DYNAMIC_END_STYLE = "filled"
	DYNAMIC_END_COLOR = "pink"

	CONDITION_CLUSTER_BORDER_COLOR = "grey"
	CONDITION_CLUSTER_STYLE        = "rounded"
)