Much cleaner with impl walkable but don't know if I can loop yet

src/renderer/renderer.rs

@@ -148,10 +148,7 @@ mod tests {
         }
     }
 
-    fn do_the_walk<'a, O: Walkable>(
-        context: &'a dyn Walkable<Output = O>,
-        path: &Vec<&str>,
-    ) -> &'a impl Walkable {
+    fn do_the_walk<'a>(context: &'a impl Walkable, path: &Vec<&str>) -> &'a impl Walkable {
         let mut output = context;
 
         context.walk(path.first().unwrap())