syntax_data: {"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"(def_id,"}]}
source_snippet:                 (def_id, self.typeck_results.user_provided_types().get(id))
context_before:             Res::Def(DefKind::Const, def_id) | Res::Def(DefKind::AssocConst, def_id) => {
context_after:             }