[PATCH 1 of 2] keyword: move common code out of commit condition

[Christian Ebert]

# HG changeset patch
# User Christian Ebert <blacktrash at gmx.net>
# Date 1226698143 -3600
# Node ID b556a8831c9173b48ad83d5a4bcf345c2f0038e9
# Parent  9f1370130a45f3300f2cd4ed3b2cd16fa170058d
keyword: move common code out of commit condition

diff --git a/hgext/keyword.py b/hgext/keyword.py
--- a/hgext/keyword.py
+++ b/hgext/keyword.py
@@ -165,14 +165,12 @@
 
     def overwrite(self, node, expand, files):
         '''Overwrites selected files expanding/shrinking keywords.'''
+        ctx = self.repo[node]
+        mf = ctx.manifest()
         if node is not None:     # commit
-            ctx = self.repo[node]
-            mf = ctx.manifest()
             files = [f for f in ctx.files() if f in mf]
             notify = self.ui.debug
         else:                    # kwexpand/kwshrink
-            ctx = self.repo[None]
-            mf = ctx.manifest()
             notify = self.ui.note
         candidates = [f for f in files if self.iskwfile(f, ctx.flags)]
         if candidates: