X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/0a8fdf777d7f183cb83b3db47c23c12e7cfc6c45..0249ff0d913dfaef2a6f5e8518e5736545a23c28:/lib/hg.py

diff --git a/lib/hg.py b/lib/hg.py
index e785b375..2b885b3c 100644
--- a/lib/hg.py
+++ b/lib/hg.py
@@ -108,4 +108,22 @@ class Repository(object):
             # reread keys
             # self._keys = self.get_persisted_objects_keys()
             # return node.hex(rev)
+
+    def in_branch(self, branch_name, action):
+        wlock = self.repo.wlock()
+        try:
+            current_branch = self.repo[None].branch()
+            self.repo.dirstate.setbranch(branch_name)
+            try:
+                # do some stuff
+                action()
+            finally:
+                self.repo.dirstate.setbranch(current_branch)
+        finally:
+            wlock.release()
+
+    def write_lock(self):
+        """Returns w write lock to the repository."""
+        return self.repo.wlock()
+