public static void AddParentLink([NotNull] this IWorkItem workItem, [NotNull] IWorkItemStore store, int parentId)
{
Contract.Requires(workItem != null);
Contract.Requires(store != null);
Contract.Requires(parentId > 0);
if (workItem == null)
{
throw new ArgumentNullException(nameof(workItem));
}
if (store == null)
{
throw new ArgumentNullException(nameof(store));
}
if (parentId == 0)
{
throw new ArgumentOutOfRangeException(nameof(parentId));
}
var end = store.GetParentLinkTypeEnd();
workItem.Links.Add(workItem.CreateRelatedLink(parentId, end));
}