// current[i]_ is the actual traversing iterator.
    const typename ParamGenerator<T1>::iterator begin1_;
    const typename ParamGenerator<T1>::iterator end1_;
    typename ParamGenerator<T1>::iterator current1_;
    const typename ParamGenerator<T2>::iterator begin2_;
    const typename ParamGenerator<T2>::iterator end2_;
    typename ParamGenerator<T2>::iterator current2_;

				{
					Signal:   evictionapi.SignalAllocatableMemoryAvailable,
					Operator: evictionapi.OpLessThan,
					Value: evictionapi.ThresholdValue{
						Quantity: quantityMustParse("150Mi"),
					},
					MinReclaim: &evictionapi.ThresholdValue{
						Quantity: quantityMustParse("0"),
					},
				},
				{
					Signal:   evictionapi.SignalMemoryAvailable,
					Operator: evictionapi.OpLessThan,
					Value: evictionapi.ThresholdValue{

  // for a pooling operator). Not all operations have Options and some
  // operations share Options. The following attributes indicate whether
  // the operation has Options in the serialized FlatBuffer.

  // Whether the TFLite operator has options in the schema representation.
  bit hasOptions = 0b0;
  // Whether the TFLite operator has options2 in the schema representation.
  bit hasOptions2 = 0b0;

  // Build call once operator.
  BufferOffset<tflite::Operator> BuildCallOnceOperator(
      mlir::TFL::CallOnceOp op, const std::vector<int32_t>& operands,
      const std::vector<int32_t>& results);

  BufferOffset<tflite::Operator> BuildNumericVerifyOperator(
      mlir::TFL::NumericVerifyOp op, const std::vector<int32_t>& operands,
      const std::vector<int32_t>& results);

  BufferOffset<tflite::Operator> BuildCustomOperator(

    }

    @Override
    Iterator<Entry<K, V>> entryIterator() {
      return Iterators.filter(unfiltered.entrySet().iterator(), entryPredicate);
    }

    @Override
    Iterator<Entry<K, V>> descendingEntryIterator() {
      return Iterators.filter(unfiltered.descendingMap().entrySet().iterator(), entryPredicate);
    }

    @Override
    public int size() {

    }

    @Override
    Iterator<Entry<K, V>> entryIterator() {
      return Iterators.filter(unfiltered.entrySet().iterator(), entryPredicate);
    }

    @Override
    Iterator<Entry<K, V>> descendingEntryIterator() {
      return Iterators.filter(unfiltered.descendingMap().entrySet().iterator(), entryPredicate);
    }

    @Override
    public int size() {

				if synchErr == nil && tc.expectErr != "" {
					t.Fatalf("Manager should report error but did not")
				} else if tc.expectErr != "" && synchErr != nil {
					if diff := cmp.Diff(tc.expectErr, synchErr.Error()); diff != "" {
						t.Errorf("Unexpected error (-want,+got):\n%s", diff)
					}
				} else {
					// verify manager detected disk pressure
					if !manager.IsUnderDiskPressure() {

			if tc.wantError == nil && gotErr != nil {
				t.Errorf("unexpected error: %s", gotErr)
			} else if tc.wantError != nil && gotErr == nil {
				t.Errorf("missing error: %s", tc.wantError)
			} else if tc.wantError != nil && gotErr != nil {
				if diff := cmp.Diff(tc.wantError.Error(), gotErr.Error()); diff != "" {
					t.Errorf("unexpected error, diff: %s", diff)
				}
			}
			if tc.wantTotal != gotTotal {

			if tc.job == nil {
				_, _, err := GetAttrs(tc.nonJobObject)
				if diff := cmp.Diff(tc.wantErr, err.Error()); diff != "" {
					t.Errorf("Unexpected errors (-want,+got):\n%s", diff)
				}
			} else {
				gotLabels, _, err := GetAttrs(tc.job)
				if err != nil {
					t.Errorf("Error %s supposed to be nil", err.Error())
				}
				if diff := cmp.Diff(labels.Set(tc.job.ObjectMeta.Labels), gotLabels); diff != "" {

}

// Operator is an operator.
type Operator struct {
	Name       string
	precedence precedence
}

func (op *Operator) print(ps *printState) {
	ps.writeString("operator")
	if isLower(op.Name[0]) {
		ps.writeByte(' ')
	}
	n := op.Name
	n = strings.TrimSuffix(n, " ")
	ps.writeString(n)
}

func (op *Operator) Traverse(fn func(AST) bool) {
	fn(op)