fix: uncommited function

src/utils.rs

@@ -60,3 +60,13 @@ where
     }
     None
 }
+pub fn extract_text<'a>(node: &'a comrak::nodes::AstNode<'a>) -> String {
+    let text = RefCell::new(String::new());
+    let _ = iter_nodes(node, &|node| {
+        if let NodeValue::Text(t) = &node.data.borrow().value {
+            text.borrow_mut().push_str(&t);
+        }
+    });
+    let r = text.borrow().to_string();
+    r
+}