omit fmt call

src/main.rs

@@ -77,7 +77,7 @@ fn main() -> Result<(), Box<Error>> {
         // Let's get the actual text in this text node. A text node wraps around
         // a RefCell<String>, so we need to call borrow() to get a &str out.
         //let text = text_node.as_text().unwrap().borrow();
-        write!(out, "{}", serialize_node(as_node)?)?;
+        out.write_all(serialize_node(as_node)?.as_bytes())?;
         /*if let Some(child) = as_node.first_child() {
 
             //TODO: Convert Nodes to String, as this only works for Nodes containing plain text