{"ast_node_type":"other","tokens":[{"end":29,"kind":"keyword","start":0,"text":"///"}]}
    /// parents of this node.
    /// If this returns `None`, the item can potentially still be found in
    pub fn item<'tcx>(&self, tcx: TyCtxt<'tcx>, trait_item_def_id: DefId) -> Option<ty::AssocItem> {