Added support for templatevar "footer" to cmdutil.py

hgext/children.py

@@ -33,7 +33,7 def children(ui, repo, file_=None, **opt
     displayer = cmdutil.show_changeset(ui, repo, opts)
     for cctx in ctx.children():
         displayer.show(cctx)
-
+    displayer.close()
 
 cmdtable = {
     "children":

hgext/transplant.py

@@ -430,6 +430,7 def browserevs(ui, repo, nodes, opts):
             transplants = ()
             merges = ()
             break
+    displayer.close()
     return (transplants, merges)
 
 def transplant(ui, repo, *revs, **opts):

mercurial/cmdutil.py

@@ -637,6 +637,7 class changeset_printer(object):
         self.header = {}
         self.hunk = {}
         self.lastheader = None
+        self.footer = None
 
     def flush(self, rev):
         if rev in self.header:
@@ -651,6 +652,10 class changeset_printer(object):
             return 1
         return 0
 
+    def close(self):
+        if self.footer:
+            self.ui.write(self.footer)
+
     def show(self, ctx, copies=None, **props):
         if self.buffered:
             self.ui.pushbuffer()
@@ -817,7 +822,7 class changeset_templater(changeset_prin
             (self.ui.debugflag, 'debug'),
         ]
 
-        types = {'header': '', 'changeset': 'changeset'}
+        types = {'header': '', 'footer':'', 'changeset': 'changeset'}
         for mode, postfix  in tmplmodes:
             for type in types:
                 cur = postfix and ('%s_%s' % (type, postfix)) or type
@@ -839,6 +844,11 class changeset_templater(changeset_prin
             self.ui.write(templater.stringify(self.t(key, **props)))
             self.showpatch(ctx.node())
 
+            if types['header']:
+                if not self.footer:
+                    self.footer = templater.stringify(self.t(types['footer'],
+                                                      **props))
+
         except KeyError, inst:
             msg = _("%s: no key named '%s'")
             raise util.Abort(msg % (self.t.mapfile, inst.args[0]))

mercurial/commands.py

@@ -306,6 +306,7 def bisect(ui, repo, rev=None, extra=Non
                         "bad revision could be any of:\n"))
             for n in nodes:
                 displayer.show(repo[n])
+        displayer.close()
 
     def check_state(state, interactive=True):
         if not state['good'] or not state['bad']:
@@ -1443,6 +1444,7 def heads(ui, repo, *branchrevs, **opts)
     displayer = cmdutil.show_changeset(ui, repo, opts)
     for n in heads:
         displayer.show(repo[n])
+    displayer.close()
 
 def help_(ui, name=None, with_version=False):
     """show help for a given topic or a help overview
@@ -1931,6 +1933,7 def incoming(ui, repo, source="default",
                 continue
             count += 1
             displayer.show(other[n])
+        displayer.close()
     finally:
         if hasattr(other, 'close'):
             other.close()
@@ -2066,6 +2069,7 def log(ui, repo, *pats, **opts):
             break
         if displayer.flush(ctx.rev()):
             count += 1
+    displayer.close()
 
 def manifest(ui, repo, node=None, rev=None):
     """output the current or given revision of the project manifest
@@ -2148,6 +2152,7 def merge(ui, repo, node=None, **opts):
         for node in repo.changelog.nodesbetween(roots=roots, heads=heads)[0]:
             if node not in roots:
                 displayer.show(repo[node])
+        displayer.close()
         return 0
 
     return hg.merge(repo, node, force=opts.get('force'))
@@ -2186,6 +2191,7 def outgoing(ui, repo, dest=None, **opts
             continue
         count += 1
         displayer.show(repo[n])
+    displayer.close()
 
 def parents(ui, repo, file_=None, **opts):
     """show the parents of the working directory or revision
@@ -2226,6 +2232,7 def parents(ui, repo, file_=None, **opts
     for n in p:
         if n != nullid:
             displayer.show(repo[n])
+    displayer.close()
 
 def paths(ui, repo, search=None):
     """show aliases for remote repositories
@@ -3106,7 +3113,9 def tip(ui, repo, **opts):
     that repository becomes the current tip. The "tip" tag is special
     and cannot be renamed or assigned to a different changeset.
     """
-    cmdutil.show_changeset(ui, repo, opts).show(repo[len(repo) - 1])
+    displayer = cmdutil.show_changeset(ui, repo, opts)
+    displayer.show(repo[len(repo) - 1])
+    displayer.close()
 
 def unbundle(ui, repo, fname1, *fnames, **opts):
     """apply one or more changegroup files