GitUI.CommandsDialogs.FormBrowse.ReadRepositoryDescription C# (CSharp) Méthode

        private static string ReadRepositoryDescription(string workingDir)
        {
            const string repositoryDescriptionFileName = "description";
            const string defaultDescription = "Unnamed repository; edit this file 'description' to name the repository.";

            var repositoryPath = GitModule.GetGitDirectory(workingDir);
            var repositoryDescriptionFilePath = Path.Combine(repositoryPath, repositoryDescriptionFileName);
            if (!File.Exists(repositoryDescriptionFilePath))
                return null;
            try
            {
                var repositoryDescription = File.ReadLines(repositoryDescriptionFilePath).FirstOrDefault();
                return string.Equals(repositoryDescription, defaultDescription, StringComparison.CurrentCulture)
                           ? null
                           : repositoryDescription;
            }
            catch (IOException)
            {
                return null;
            }
        }