syntax_data: {"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"tcx.mk_args(&[GenericArg::from(drop_ty)])"}]}
source_snippet:             tcx.mk_args(&[GenericArg::from(drop_ty)])
context_before:             let drop_ty = cor_args.first().unwrap().expect_ty();
context_after:         } else {