improve wildcard godoc

pkg/go/graph/weighted_graph_edge.go

@@ -6,7 +6,7 @@ type WeightedAuthorizationModelEdge struct {
 	conditionedOn string
 	from          *WeightedAuthorizationModelNode
 	to            *WeightedAuthorizationModelNode
-	wildcards     []string
+	wildcards     []string // e.g. "user". This means that in the direction of this edge there is a path to node user:*
 }
 
 // GetWeights returns the entire weights map.
@@ -40,7 +40,7 @@ func (edge *WeightedAuthorizationModelEdge) GetTo() *WeightedAuthorizationModelN
 	return edge.to
 }
 
-// GetWildcards returns an array of types.
+// GetWildcards returns an array of types, e.g. "user". This means that in the direction of this edge there is a path to node user:*
 func (edge *WeightedAuthorizationModelEdge) GetWildcards() []string {
 	return edge.wildcards
 }

pkg/go/graph/weighted_graph_node.go

@@ -5,7 +5,7 @@ type WeightedAuthorizationModelNode struct {
 	nodeType    NodeType
 	label       string   // e.g. "group#member", UnionOperator, IntersectionOperator, ExclusionOperator
 	uniqueLabel string   // e.g. "group#member", or "union:01JH0MR4H1MBFGVN37E4PRMPM3"
-	wildcards   []string // e.g. "user"
+	wildcards   []string // e.g. "user". This means that from this node there is a path to node user:*
 }
 
 // GetWeights returns the entire weights map.
@@ -35,7 +35,7 @@ func (node *WeightedAuthorizationModelNode) GetUniqueLabel() string {
 	return node.uniqueLabel
 }
 
-// GetWildcards returns an array of types.
+// GetWildcards returns an array of types, e.g. "user". This means that from this node there is a path to node user:*
 func (node *WeightedAuthorizationModelNode) GetWildcards() []string {
 	return node.wildcards
 }