--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mde/mergetag/exception.d	Sat Oct 27 18:05:39 2007 +0100
@@ -0,0 +1,46 @@
+/*******************************************
+ * Contains exception classes for MergeTag.
+ *
+ * Publically imports mde.exception.
+ ******************************************/
+module mde.mergetag.exception;
+
+public import mde.exception;
+
+/// Base MergeTag exception class.
+class MTException : mdeException {
+    this (char[] msg) {
+        super("MergeTag: " ~ msg);
+    }
+    this () {}
+}
+
+/** Thrown on file IO errors. */
+class MTFileIOException : MTException {
+    this () {}
+}
+
+/** Thrown onunknown format errors; when reading or writing and the filetype cannot be guessed. */
+class MTFileFormatException : MTException {
+    this () {}
+}
+
+/** Thrown when a string ID is parsed but cannot be found in the lookup table, hence cannot be used
+ * as an ID. It should always be caught and handled gracefully (by ignoring the tag or section
+ * involved).
+ */
+class MTStringIDException : MTException {
+    this () {}
+}
+
+/** Thrown by the parse module on any error.
+ */
+class MTParseException : MTException {
+    this () {}
+}
+
+/** Thrown by classes implementing DataSection when addTag is called with an unrecognised type string.
+ */
+class MTUnknownTypeException : MTException {
+    this () {}
+}