errors

match.go

@@ -15,7 +15,7 @@ var body = &html.Node{
 	DataAtom: atom.Body,
 }
 
-var ErrNotAnElementNode = errors.New("not an ElementNode")
+var ErrNotAnElementNode = errors.New("not a html.ElementNode")
 
 func parseFragment(s string) (*html.Node, error) {
 	n, err := html.ParseFragment(strings.NewReader(s), body)
@@ -25,18 +25,26 @@ func parseFragment(s string) (*html.Node, error) {
 	return n[0], nil
 }
 
-func MatchElemAttr(s string, n2 *html.Node) (bool, error) {
+func MatchElemAttr(s string, n *html.Node) (bool, error) {
 	n1, err := parseFragment(s)
 	if err != nil {
 		return false, err
 	}
 
-	if !(n1.Type == html.ElementNode &&
-		n2.Type == html.ElementNode) {
-		return false, ErrNotAnElementNode
+	if n1.Type != html.ElementNode {
+		return false, errors.Join(
+			ErrNotAnElementNode, 
+			errors.New("s isn's a html.ElementNode"),
+		)	
+	}
+	if n.Type != html.ElementNode {
+		return false, errors.Join(
+			ErrNotAnElementNode, 
+			errors.New("n isn's a html.ElementNode"),
+		)
 	}
 
-	if n1.Data == n2.Data &&
+	if n1.Data == n.Data &&
 		slices.Equal(n1.Attr, n2.Attr) {
 		return true, nil
 	}