From a9f3a9fc26bfad2168af83997e088247acccb1ee Mon Sep 17 00:00:00 2001
From: Yann Dirson <ydirson@altern.org>
Date: Tue, 20 Feb 2007 01:14:03 +0100
Subject: [PATCH] Factorize rebasing behaviour.

Signed-off-by: Yann Dirson <ydirson@altern.org>
---
 stgit/commands/common.py | 23 +++++++++++++++++++++++
 stgit/commands/pull.py   | 20 ++++----------------
 stgit/commands/rebase.py | 17 +++--------------
 3 files changed, 30 insertions(+), 30 deletions(-)

diff --git a/stgit/commands/common.py b/stgit/commands/common.py
index 0d99992..aa0409a 100644
--- a/stgit/commands/common.py
+++ b/stgit/commands/common.py
@@ -347,3 +347,26 @@ def make_patch_name(msg, unacceptable, default_name = 'patch',
             suffix += 1
         patchname = '%s-%d' % (patchname, suffix)
     return patchname
+
+def prepare_rebase():
+    # pop all patches
+    applied = crt_series.get_applied()
+    if len(applied) > 0:
+        print 'Popping all applied patches...',
+        sys.stdout.flush()
+        crt_series.pop_patch(applied[0])
+        print 'done'
+    return applied
+
+def rebase(target):
+    if target == git.get_head():
+        print 'Already at "%s", no need for rebasing.' % target
+        return
+    
+    print 'Rebasing to "%s"...' % target
+    git.reset(tree_id = git_id(target))
+
+def post_rebase(applied, nopush, merged):
+    # push the patches back
+    if not nopush:
+        push_patches(applied, merged)
diff --git a/stgit/commands/pull.py b/stgit/commands/pull.py
index 2d4a782..83a2725 100644
--- a/stgit/commands/pull.py
+++ b/stgit/commands/pull.py
@@ -61,27 +61,15 @@ def func(parser, options, args):
     check_conflicts()
     check_head_top_equal()
 
-    # pop all patches
-    applied = crt_series.get_applied()
-    if len(applied) > 0:
-        print 'Popping all applied patches...',
-        sys.stdout.flush()
-        crt_series.pop_patch(applied[0])
-        print 'done'
+    applied = prepare_rebase()
 
     # pull the remote changes
     print 'Pulling from "%s"...' % repository
     git.fetch(repository)
     if (config.get('stgit.pull-does-rebase') == 'yes'):
-        fetch_head = git.fetch_head()
-        if fetch_head != git.get_head():
-            print 'rebasing to "%s"...' % fetch_head
-            git.reset(tree_id = fetch_head)
-    print 'done'
-
-    # push the patches back
-    if not options.nopush:
-        push_patches(applied, options.merged)
+        rebase(git.fetch_head())
+
+    post_rebase(applied, options.nopush, options.merged)
 
     # maybe tidy up
     if config.get('stgit.keepoptimized') == 'yes':
diff --git a/stgit/commands/rebase.py b/stgit/commands/rebase.py
index 2951421..63f18ec 100644
--- a/stgit/commands/rebase.py
+++ b/stgit/commands/rebase.py
@@ -49,19 +49,8 @@ def func(parser, options, args):
     check_conflicts()
     check_head_top_equal()
 
-    # pop all patches
-    applied = crt_series.get_applied()
-    if len(applied) > 0:
-        print 'Popping all applied patches...',
-        sys.stdout.flush()
-        crt_series.pop_patch(applied[0])
-        print 'done'
-
-    print 'Rebasing to "%s"...' % args[0]
-    git.reset(tree_id = git_id(args[0]))
-
-    # push the patches back
-    if not options.nopush:
-        push_patches(applied, options.merged)
+    applied = prepare_rebase()
+    rebase(args[0])
+    post_rebase(applied, options.nopush, options.merged)
 
     print_crt_patch()
-- 
2.11.0