Add interface: hook can do non-critical exception

1 files changed, 19 insertions, 0 deletions

diff --git a/climl/interface.py b/climl/interface.py
new file mode 100644
index 0000000..5a7f6ba
--- /dev/null
+++ b/climl/interface.py
@@ -0,0 +1,19 @@
+'''
+This file defines symbols used to make communication between
+hooks/plugins/extensions and core of climl.
+'''
+
+class HookError(Exception):
+    '''
+        Base class for hooks exception, they should not use this directly
+    '''
+
+    pass
+
+class HookAbortError(HookError):
+    '''
+        This exception is used to indicate to core of climl it should not mark
+        email \Seen for now.
+    '''
+
+    pass