D10024: error: add `hint` attribute to `SidedataHashError`

[Alphare (Raphaël Gomès)]

Alphare created this revision.
Herald added a reviewer: hg-reviewers.
Herald added a subscriber: mercurial-patches.

REVISION SUMMARY
  This prevents an exception within an exception because `hint` does not exist.

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D10024

AFFECTED FILES
  mercurial/error.py

CHANGE DETAILS

diff --git a/mercurial/error.py b/mercurial/error.py
--- a/mercurial/error.py
+++ b/mercurial/error.py
@@ -55,6 +55,7 @@
 
 class SidedataHashError(RevlogError):
     def __init__(self, key, expected, got):
+        self.hint = None
         self.sidedatakey = key
         self.expecteddigest = expected
         self.actualdigest = got



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