--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mde/file/mergetag/internal.d	Fri Aug 29 11:59:43 2008 +0100
@@ -0,0 +1,35 @@
+/* LICENSE BLOCK
+Part of mde: a Modular D game-oriented Engine
+Copyright © 2007-2008 Diggory Hardy
+
+This program is free software: you can redistribute it and/or modify it under the terms
+of the GNU General Public License as published by the Free Software Foundation, either
+version 2 of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+/// Contains functions/data structures used internally by mergetag.
+module mde.file.mergetag.internal;
+
+package abstract class MTFormatVersion {
+    enum VERS : ubyte {	// convenient list of all known file format versions
+        INVALID	= 0x00,
+        MT01	= 0x01,		// not yet final
+    }
+    /// The current MergeTag version
+    static const VERS Current = VERS.MT01;
+    static const char[2] CurrentString = "01";
+    
+    static VERS parseString (char[] str)
+    in {
+            assert (str.length == 2);
+    } body {
+        if (str[0] == '0' && str[1] == '1') return VERS.MT01;
+        else return VERS.INVALID;
+    }
+}