AutoMerge.BranchesViewModel.CalculateError C# (CSharp) Méthode

        private static string CalculateError(ChangesetViewModel changeset)
        {
            if (changeset == null)
                return "Changeset not selected";

            if (changeset.Branches.IsNullOrEmpty())
                return "Changeset has not branch";

            if (changeset.Branches.Count > 1)
                return string.Format("Changeset has {0} branches. Merge not possible.", changeset.Branches.Count);

            return null;
        }