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/// <summary>
/// How dependencies are resolved
/// </summary>
[Flags]
public enum DependencyOrdinality
{
    /// <summary>
    /// This task can start even if its dependency has not yet started
    /// </summary>
    Optional = 0x0,
    /// <summary>
    /// This task can run if the dependency is running
    /// </summary>
    ConcurrentRun = 0x1,
    /// <summary>
    /// This task can run if the dependency has completed successfully
    /// </summary>
    PostSuccess = 0x2,
    /// <summary>
    /// This task can run if the dependency has completed in a failed state
    /// </summary>
    PostFail = 0x4
}