add warning to Node.Parents

golang · Jun 22, 2024 · e8797ff · e8797ff
1 parent 13a4d2c
commit e8797ff
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/html/iter.go b/html/iter.go
@@ -51,6 +51,8 @@ func (n *Node) All() iter.Seq[*Node] {
 }
 
 // Parents returns an sequence yielding the node and its parents.
+//
+// Mutating a Node while iterating through it or its parents may have unexpected results.
 func (n *Node) Parents() iter.Seq[*Node] {
 	return func(yield func(*Node) bool) {
 		for p := n; p != nil; p = p.Parent {