I think I need to implement iterating on the tree nodes.

src/renderer/tree_walking.rs

@@ -18,6 +18,15 @@ where
     todo!()
 }
 
+fn get_first_non_pseudo_element<'a, B>(
+    breadcrumbs: &'a BreadcrumbTreeNode<B>,
+) -> Option<&'a dyn IntoContextElement>
+where
+    B: IntoContextElement,
+{
+    breadcrumbs.iter().filter(|b| b.is_pseudo_element()).next()
+}
+
 pub fn walk_path<'a, B, P>(
     maybe_breadcrumbs: Option<&'a BreadcrumbTreeNode<B>>,
     path: &Vec<P>,
@@ -29,7 +38,13 @@ where
     match (maybe_breadcrumbs, path.first()) {
         (None, _) => return Err(WalkError::CantWalk),
         (Some(breadcrumbs), None) => return Ok(breadcrumbs.get_ice()),
-        (Some(breadcrumbs), Some(path_first)) if path_first.borrow() == "." => (),
+        (Some(breadcrumbs), Some(path_first)) if path_first.borrow() == "." => {
+            let first_non_pseudo_element = get_first_non_pseudo_element(breadcrumbs);
+            // return match first_non_pseudo_element {
+            //     None => Err(WalkError::CantWalk),
+            //     Some(current_context)
+            // }
+        }
         (Some(breadcrumbs), Some(path_first)) => (),
     }