{"ast_node_type":"other","tokens":[{"end":75,"kind":"keyword","start":0,"text":"Err(hir::LoopIdError::UnlabeledCfInWhileCondition)"}]}
                    Err(hir::LoopIdError::UnlabeledCfInWhileCondition) => {
                    Err(hir::LoopIdError::OutsideLoopScope) => None,
                        self.tcx.dcx().emit_err(UnlabeledCfInWhileCondition {