Merge PR #127

close #126

Author: zhengchun

node.go

@@ -142,6 +142,16 @@ func (n *Node) InnerText() string {
 	return b.String()
 }
 
+// ChildNodes returns all the child nodes of the current node,
+// including text, comments, and char data.
+func (n *Node) ChildNodes() []*Node {
+	var list []*Node
+	for child := n.FirstChild; child != nil; child = child.NextSibling {
+		list = append(list, child)
+	}
+	return list
+}
+
 func (n *Node) sanitizedData(preserveSpaces bool) string {
 	if preserveSpaces {
 		return n.Data

node_test.go

@@ -117,6 +117,20 @@ func verifyNodePointers(t *testing.T, n *Node) {
 	testTrue(t, parent == nil || parent.LastChild == cur)
 }
 
+func TestChildNodes(t *testing.T) {
+	t.Run("Has 3 children", func(t *testing.T) {
+		node := &Node{Type: ElementNode}
+
+		AddChild(node, &Node{Type: CommentNode})
+		AddChild(node, &Node{Type: ElementNode})
+		AddChild(node, &Node{Type: TextNode})
+
+		children := node.ChildNodes()
+
+		testTrue(t, len(children) == 3)
+	})
+}
+
 func TestAddAttr(t *testing.T) {
 	for _, test := range []struct {
 		name     string