syntax_data: {"ast_node_type":"other","tokens":[{"end":39,"kind":"keyword","start":0,"text":"collect_fn(&ident,"}]}
source_snippet:         collect_fn(&ident, ns, def_id);
context_before:         let ns = tcx.def_kind(def_id).ns().unwrap_or(Namespace::TypeNS);
context_after:     }