private static void Skip(ref FuncOptionContext <T> context, out Option <T> next)
{
context.bd.DetectBacktrack();
if (context.needsMove)
{
context.acc = context.selector(context.acc.value);
}
else
{
context.needsMove = true;
}
next = context.acc;
if (!next.isSome)
{
context.bd.Release();
}
}
private static void Dispose(ref FuncOptionContext <T> context, out Option <T> next)
{
next = new Option <T>();
context.bd.Release();
}
private static void Remove(ref FuncOptionContext <T> context, out Option <T> next)
{
throw new NotSupportedException();
}