{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"self.tcx.dcx().emit_err(errors::EmptyRenamingTarget"}]}
                    self.tcx.dcx().emit_err(errors::EmptyRenamingTarget { lib_name: &lib.name });
                if new_name.is_empty() {
                } else if !any_duplicate {