private Phase TryOptimize()
{
var phase = _subSoul.Phase;
if (_collapsed)
{
return(phase); // already optimized
}
if (phase == Phase.Mortal)
{
return(phase); // can't optimize yet
}
// the following is idempotent, so it's fine if multiple writers race
_collapsed = true;
_subSoul = Phase.AsPermanentSoul();
return(phase);
}
/// <summary>
/// Returns a lifetime permanently stuck in the given phase.
/// A permanently mortal soul is considered to be immortal.
/// </summary>
public static Lifetime AsPermanentLifetime(this Phase phase)
{
return(new Lifetime(phase.AsPermanentSoul()));
}
/// <summary> /// Returns a lifetime permanently stuck in the given phase. /// A permanently mortal soul is considered to be immortal. /// </summary> public static Lifetime AsPermanentLifetime(this Phase phase) => new Lifetime(phase.AsPermanentSoul());
