GitCommands.GitCommands.GetSingleDiff C# (CSharp) Method

        public static Patch GetSingleDiff(string from, string to, string filter, string extraDiffArguments)
        {
            filter = FixPath(filter);
            from = FixPath(from);
            to = FixPath(to);

            var patchManager = new PatchManager();
            var arguments = string.Format("diff{0} \"{1}\" \"{2}\" -- \"{3}\"", extraDiffArguments, to, from, filter);
            patchManager.LoadPatch(RunCachableCmd(Settings.GitCommand, arguments), false);

            return patchManager.patches.Count > 0 ? patchManager.patches[0] : null;
        }