/// <summary>
/// Check if the task has been completed
/// </summary>
/// <param name="self">Class instance that contains the properties</param>
/// <param name="completionSource">Completion source that was used to create the monitored task</param>
/// <returns>True - Task completed, otherwise false</returns>
private static bool TaskCompleted(this INotifyPropertyChanged self,
out TaskCompletionSource <bool> completionSource)
{
var taskCompleted = true;
var properties = self.GetBlockingProperties();
completionSource = CompletionSources.ContainsKey(self) ? CompletionSources[self] : null;
foreach (var property in properties)
{
var attribute = property.GetCustomAttribute <BlockingPropertyAttribute>();
if (!property.GetValue(self).Equals(attribute.ExpectedValue))
{
taskCompleted = false;
}
}
return(taskCompleted);
}
