GitCommands.FileInfoExtensions.MakeFileTemporaryWriteable C# (CSharp) Method

        public static void MakeFileTemporaryWriteable(string fileName, Action<string> writeableAction)
        {
            var fileInfo = new FileInfo(fileName);
            if (!fileInfo.Exists)
            {
                //The file doesn't exist yet, no need to make it writable
                writeableAction(fileName);
                return;
            }

            var oldAttributes = fileInfo.Attributes;
            fileInfo.Attributes = FileAttributes.Normal;
            writeableAction(fileName);

            fileInfo.Refresh();
            if (fileInfo.Exists)
                fileInfo.Attributes = oldAttributes;
        }