Separated open-cmis-tck and guide-board repositories

src/guide_board/errors.py

@@ -0,0 +1,13 @@
+"""Shared exceptions for guide-board core."""
+
+
+class GuideBoardError(Exception):
+    """Base exception for user-facing guide-board errors."""
+
+
+class ValidationError(GuideBoardError):
+    """Raised when a document does not match its contract."""
+
+
+class DiscoveryError(GuideBoardError):
+    """Raised when extension discovery fails."""