{"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"|(name,"}]}
            |(name, item)| match item {
        hir_def::ImplId::from_chalk(self.db, impl_id).impl_items(self.db).items.iter().find_map(
                AssocItemId::TypeAliasId(alias) if &trait_sig.name == name => {