*
 * The before/after evaluate operations are fired regardless whether anyone is actually listening.
 * This may change in future versions.
 *
 * The use of term “evaluate” is a legacy constraint.
 * Project evaluation is synonymous with “project configuration” (the latter being the preferred term).
 *
 * @see ProjectEvaluationListener
 */
public class LifecycleProjectEvaluator implements ProjectEvaluator {

	// version unacceptable. (Path always has len ≥ 1.)
	Path []module.Version

	// If Err is nil, Constraint is a module version passed in the mustSelect
	// argument that has the same module path as, and a lower version than,
	// the last element of the Path slice.
	Constraint module.Version

	// If Constraint is unset, Err is an error encountered when loading the
	// requirements of the last element in Path.
	Err error
}

  assert(new_inputs.size() == num_replicas);

  // As model parallelism is not yet supported, we assume that all ops are
  // placed in logical core 0.
  // TODO(b/148913020): Remove this constraint once model parallelism is
  // supported.
  assert(devices.find(tensorflow::GetDeviceAliasForLogicalCore(0))
             ->getSecond()
             .size() == num_replicas);

                                llvm::SmallVector<Attribute>& results) {
  // If any operand is nullptr returns true for a failure.
  // TODO(b/120678030): remove this constraint if we find operators can be
  // evaluated with some unknown operands.
  if (std::any_of(operands.begin(), operands.end(),
                  [](Attribute operand) { return !operand; })) {

	opResults    = 'R' // .Results()	      (Signature)
	opUnderlying = 'U' // .Underlying()	    (Named)
	opTypeParam  = 'T' // .TypeParams.At(i) (Named, Signature)
	opConstraint = 'C' // .Constraint()     (TypeParam)

	// type->object operators
	opAt     = 'A' // .At(i)		 (Tuple)
	opField  = 'F' // .Field(i)	 (Struct)
	opMethod = 'M' // .Method(i) (Named or Interface; not Struct: "promoted" names are ignored)

        then:
        noExceptionThrown()


    }

    def 'optional dependency marked as no longer pending reverts to pending if hard edge disappears (remover has constraint: #dependsOptional, root has constraint: #constraintsOptional)'() {
        given:
        def optional = mavenRepo.module('org', 'optional', '1.0').publish()

		if debug {
			assert(u.asBoundTypeParam(x) == nil)
		}
		// By definition, a valid type argument must be in the type set of
		// the respective type constraint. Therefore, the type argument's
		// underlying type must be in the set of underlying types of that
		// constraint. If there is a single such underlying type, it's the
		// constraint's core type. It must match the type argument's under-

		}
	} else {
		constraints, err = pl.buildDefaultConstraints(pod, v1.DoNotSchedule)
		if err != nil {
			return nil, fmt.Errorf("setting default hard topology spread constraints: %w", err)
		}
	}
	return constraints, nil
}

func (pl *PodTopologySpread) isSchedulableAfterNodeChange(logger klog.Logger, pod *v1.Pod, oldObj, newObj interface{}) (framework.QueueingHint, error) {

            visitFields(type.getSuperclass(), collector);
        }

        // Disallow instance fields. This doesn't guarantee that the object is immutable, just makes it less likely
        // We might tighten this constraint to also disallow any _code_ on immutable types that reaches out to static state
        for (Field field : type.getDeclaredFields()) {

	{name: "trim", fn: trim}, // remove empty blocks
}

// Double-check phase ordering constraints.
// This code is intended to document the ordering requirements
// between different phases. It does not override the passes
// list above.
type constraint struct {
	a, b string // a must come before b
}

var passOrder = [...]constraint{
	// "insert resched checks" uses mem, better to clean out stores first.