internal void RegisterPromise(BasePromiseInfo promise, int insertionIndex = -1)
{
//If we are currently in a execution, all the promises need to be on the top
if (InPromiseExecution)
{
Promises.Insert(PromisesInsertionIndex++, promise);
}
else if (insertionIndex != -1)
{
Promises.Insert(insertionIndex, promise);
}
else
{
var index = -1;
var lastDelimiter = Promises.Where((p) => p is IDelimiterPromise).FirstOrDefault();
if (lastDelimiter != null)
{
index = Promises.IndexOf(lastDelimiter);
}
if (index != -1)
{
Promises.Insert(index, promise);
}
else
{
Promises.Add(promise);
}
}
// Promise must be stored in the cache to create a valid reference for its surrogate
StateManager.Current.AddNewObject(promise);
LastPromise = promise;
StateManager.Current.Tracker.MarkAsModified(this, "Promises");
}
internal void BeginPromiseExecution(BasePromiseInfo promise)
{
LastPromise = null;
ExecutingPromiseInfo = promise;
InPromiseExecution = true;
PromisesInsertionIndex = 0;
}
/// <summary>
/// Verifies if the promises where created in the same scope (same AsyncBuilder).
/// If any of them has not been created with an AsyncBuilder returns false.
/// </summary>
/// <param name="promise">The instance of the current promise</param>
/// <param name="familyId">The Id of the possible sibling promise</param>
/// <returns>Boolean value indicating if the promises are in the same scope</returns>
internal static bool IsFamilyBySubFamily(this BasePromiseInfo promise, string familyId)
{
bool result = false;
if (!String.IsNullOrEmpty(promise.FamilyId))
{
result = promise.FamilyId == familyId;
}
return(result);
}
internal void RemoveContinuation(BasePromiseInfo oldPromise)
{
var index = Promises.FindIndex(x => x.UniqueID.Equals(oldPromise.UniqueID, StringComparison.Ordinal));
if (index != -1)
{
Promises.RemoveAt(index);
}
StateManager.Current.Tracker.MarkAsModified(this, "Promises");
}
/// <summary>
/// Verifies if the promises where created in the same context (same method).
/// If any of them has not been created with an AsyncBuilder returns false.
/// </summary>
/// <param name="promise">The instance of the current promise</param>
/// <param name="familyId">The Id of the possible sibling promise</param>
/// <returns>Boolean value indicating if the promises are related</returns>
internal static bool IsFamily(this BasePromiseInfo promise, string familyId)
{
bool result = false;
if (!String.IsNullOrEmpty(promise.FamilyId) && !String.IsNullOrEmpty(familyId))
{
result = string.Equals(GetFirstFragmentOfFamily(promise.FamilyId),
GetFirstFragmentOfFamily(familyId));
}
return(result);
}
internal static bool IsApplicableException(this BasePromiseInfo promise, Exception exc)
{
bool result = false;
var type = promise.GetArgumentType();
if (type != null)
{
result = type.Equals(exc.GetType());
}
return(result);
}