diff tests/test-split.t @ 45877:ac362d5a7893

errors: introduce CanceledError and use it in a few places

This very similar to earlier patches (e.g. for `InputError`) and part
of https://www.mercurial-scm.org/wiki/ErrorCategoriesPlan.

Differential Revision: https://phab.mercurial-scm.org/D9339

--- a/tests/test-split.t	Tue Nov 17 15:51:09 2020 -0800
+++ b/tests/test-split.t	Thu Oct 22 14:14:59 2020 -0700
@@ -159,7 +159,7 @@
   transaction abort!
   rollback completed
   abort: edit failed: false exited with status 1
-  [255]
+  [250]
   $ hg status
 
   $ HGEDITOR="\"$PYTHON\" $TESTTMP/editor.py"