feat(html): add aria-hidden helper

Co-Authored-By: Virgil <virgil@lethean.io>

node.go

@@ -107,6 +107,14 @@ func Alt(n Node, text string) Node {
 	return Attr(n, "alt", text)
 }
 
+// AriaHidden sets the aria-hidden attribute on an element node.
+func AriaHidden(n Node, hidden bool) Node {
+	if hidden {
+		return Attr(n, "aria-hidden", "true")
+	}
+	return Attr(n, "aria-hidden", "false")
+}
+
 func (n *elNode) Render(ctx *Context) string {
 	var b strings.Builder
 

node_test.go

@@ -195,6 +195,22 @@ func TestAltHelper(t *testing.T) {
 	}
 }
 
+func TestAriaHiddenHelper(t *testing.T) {
+	ctx := NewContext()
+
+	hidden := AriaHidden(El("span", Raw("decorative")), true)
+	gotHidden := hidden.Render(ctx)
+	if !strings.Contains(gotHidden, `aria-hidden="true"`) {
+		t.Errorf("AriaHidden(true) = %q, want aria-hidden=\"true\"", gotHidden)
+	}
+
+	visible := AriaHidden(El("span", Raw("decorative")), false)
+	gotVisible := visible.Render(ctx)
+	if !strings.Contains(gotVisible, `aria-hidden="false"`) {
+		t.Errorf("AriaHidden(false) = %q, want aria-hidden=\"false\"", gotVisible)
+	}
+}
+
 func TestElNode_MultipleAttrs(t *testing.T) {
 	ctx := NewContext()
 	node := Attr(Attr(El("a", Raw("link")), "href", "/home"), "class", "nav")