no git submodules

vendor/github.com/flosch/pongo2/v4/nodes.go

@@ -0,0 +1,16 @@
+package pongo2
+
+// The root document
+type nodeDocument struct {
+	Nodes []INode
+}
+
+func (doc *nodeDocument) Execute(ctx *ExecutionContext, writer TemplateWriter) *Error {
+	for _, n := range doc.Nodes {
+		err := n.Execute(ctx, writer)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}