public static string ToFullPathInCorrectCase()

in src/Shared/ExtensionMethods.Shared.cs [29:55]

19 lines of code
10 McCabe index (conditional complexity)


        public static string ToFullPathInCorrectCase(this string path)
        {
            string fullPath = Path.GetFullPath(path);

            if (!File.Exists(fullPath))
            {
                return path;
            }

            if (Utility.RunningOnWindows)
            {
                using FileStream stream = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);

                StringBuilder stringBuilder = new StringBuilder(GetFinalPathNameByHandle(stream.SafeFileHandle, null, 0, 0));

                GetFinalPathNameByHandle(stream.SafeFileHandle, stringBuilder, stringBuilder.Capacity, 0);

                // The path must begin with \\?\X:in order to be made into a path that Visual Studio can use.
                // Mapped network drives return a value like "// \\?\UNC\MachineName\C$" which won't work so the original path must be used
                if (stringBuilder.Length > 7 && stringBuilder[0] == '\\' && stringBuilder[1] == '\\' && stringBuilder[2] == '?' && stringBuilder[3] == '\\' && stringBuilder[5] == ':' && stringBuilder[6] == '\\')
                {
                    return stringBuilder.ToString(4, stringBuilder.Capacity - 5);
                }
            }

            return path;
        }