--- a/hgext/git/gitlog.py	Tue Dec 10 23:36:14 2024 -0500
+++ b/hgext/git/gitlog.py	Wed Oct 23 12:21:52 2024 -0400
@@ -1,5 +1,9 @@
 from __future__ import annotations
 
+from typing import (
+    Iterator,
+)
+
 from mercurial.i18n import _
 
 from mercurial.node import (
@@ -34,7 +38,7 @@
         self.gitrepo = gr
         self._db = db
 
-    def __len__(self):
+    def __len__(self) -> int:
         return int(
             self._db.execute('SELECT COUNT(*) FROM changelog').fetchone()[0]
         )
@@ -500,7 +504,7 @@
         assert not meta  # Should we even try to handle this?
         return self.gitrepo.create_blob(text).raw
 
-    def __iter__(self):
+    def __iter__(self) -> Iterator[int]:
         for clrev in self._db.execute(
             '''
 SELECT rev FROM changelog

--- a/hgext/sqlitestore.py	Tue Dec 10 23:36:14 2024 -0500
+++ b/hgext/sqlitestore.py	Wed Oct 23 12:21:52 2024 -0400
@@ -52,6 +52,8 @@
 import zlib
 
 from typing import (
+    Iterable,
+    Iterator,
     Optional,
 )
 
@@ -402,10 +404,10 @@
 
     # Start of ifileindex interface.
 
-    def __len__(self):
+    def __len__(self) -> int:
         return len(self._revisions)
 
-    def __iter__(self):
+    def __iter__(self) -> Iterator[int]:
         return iter(range(len(self._revisions)))
 
     def hasnode(self, node):
@@ -986,7 +988,7 @@
 
         return d
 
-    def verifyintegrity(self, state):
+    def verifyintegrity(self, state) -> Iterable[repository.iverifyproblem]:
         state[b'skipread'] = set()
 
         for rev in self:

--- a/mercurial/interfaces/repository.py	Tue Dec 10 23:36:14 2024 -0500
+++ b/mercurial/interfaces/repository.py	Wed Oct 23 12:21:52 2024 -0400
@@ -15,6 +15,8 @@
     Any,
     Callable,
     Collection,
+    Iterable,
+    Iterator,
     Mapping,
     Protocol,
 )
@@ -608,10 +610,10 @@
     nullid: bytes
     """node for the null revision for use as delta base."""
 
-    def __len__(self):
+    def __len__(self) -> int:
         """Obtain the number of revisions stored for this file."""
 
-    def __iter__(self):
+    def __iter__(self) -> Iterator[int]:
         """Iterate over revision numbers for this file."""
 
     def hasnode(self, node):
@@ -967,7 +969,7 @@
         callers are expected to handle this special value.
         """
 
-    def verifyintegrity(self, state):
+    def verifyintegrity(self, state) -> Iterable[iverifyproblem]:
         """Verifies the integrity of file storage.
 
         ``state`` is a dict holding state of the verifier process. It can be

--- a/tests/simplestorerepo.py	Tue Dec 10 23:36:14 2024 -0500
+++ b/tests/simplestorerepo.py	Wed Oct 23 12:21:52 2024 -0400
@@ -14,6 +14,8 @@
 import stat
 
 from typing import (
+    Iterable,
+    Iterator,
     Optional,
 )
 
@@ -164,10 +166,10 @@
 
         self._index.append((0, 0, 0, -1, -1, -1, -1, self._repo.nullid))
 
-    def __len__(self):
+    def __len__(self) -> int:
         return len(self._indexdata)
 
-    def __iter__(self):
+    def __iter__(self) -> Iterator[int]:
         return iter(range(len(self)))
 
     def revs(self, start=0, stop=None):
@@ -431,7 +433,7 @@
             'storedsize': None,
         }
 
-    def verifyintegrity(self, state):
+    def verifyintegrity(self, state) -> Iterable[repository.iverifyproblem]:
         state['skipread'] = set()
         for rev in self:
             node = self.node(rev)