syntax_data: {"ast_node_type":"other","tokens":[{"end":24,"kind":"keyword","start":0,"text":"}"}]}
source_snippet:                 } else {
context_before:                     self.print_def_path(def_id, args)?;
context_after:                     let mut sig = self.tcx().fn_sig(def_id).instantiate(self.tcx(), args);