{"ast_node_type":"other","tokens":[{"end":96,"kind":"keyword","start":0,"text":"//"}]}
        // the pattern `&&Some(x,)` is represented as `Ref { Ref { TupleStruct }}`. To build the
        //
        // corresponding `PlaceWithHirId` we start with the `PlaceWithHirId` for `foo`, and then, by traversing the