/// <inheritdoc/>
public Task <Try <UncommittedAggregateEvents> > TryConverge(EmbeddingCurrentState current, ProjectionState desired, ExecutionContext executionContext, CancellationToken cancellationToken)
=> DoWork(
current,
newCurrent => _stateComparer.TryCheckEquality(newCurrent.State, desired),
(newCurrent, token) => _embedding.TryCompare(newCurrent, desired, executionContext, token),
executionContext,
cancellationToken);
/// <inheritdoc/>
public Try <bool> TryCheckForProjectionStateLoop(ProjectionState currentState, IEnumerable <ProjectionState> previousStates)
{
var equalityResults = previousStates.AsParallel()
.Select(previousState => _comparer.TryCheckEquality(previousState, currentState))
// The query execution is deferred so need to call for ToList here
// https://docs.microsoft.com/en-us/dotnet/standard/parallel-programming/introduction-to-plinq#the-forall-operator
.ToList();
var failure = equalityResults.FirstOrDefault(_ => !_.Success);
if (failure is not null)
{
return(failure.Exception);
}
return(equalityResults.Any(_ => _.Result));
}