dirstatemap: create `_dirs_incr/_dirs_decr` methods on the common class
The Rust wrapper does not need them. However having a default, no-op,
implementation will help use to write code used by both implementation.
Differential Revision: https://phab.mercurial-scm.org/D11570
--- a/mercurial/dirstatemap.py Fri Oct 01 18:49:21 2021 +0200
+++ b/mercurial/dirstatemap.py Fri Oct 01 18:52:26 2021 +0200
@@ -79,6 +79,25 @@
def __getitem__(self, item):
return self._map[item]
+ ### sub-class utility method
+ #
+ # Use to allow for generic implementation of some method while still coping
+ # with minor difference between implementation.
+
+ def _dirs_incr(self, filename, old_entry=None):
+ """incremente the dirstate counter if applicable
+
+ This might be a no-op for some subclass who deal with directory
+ tracking in a different way.
+ """
+
+ def _dirs_decr(self, filename, old_entry=None, remove_variant=False):
+ """decremente the dirstate counter if applicable
+
+ This might be a no-op for some subclass who deal with directory
+ tracking in a different way.
+ """
+
class dirstatemap(_dirstatemapcommon):
"""Map encapsulating the dirstate's contents.