The push_patch() function has a complex control flow and actually does
two different things depending on the 'empty' parameter. This patch
splits in in two functions without other code changes.
Later patches will refactor the code to simplify it.
Signed-off-by: David Kågedal <davidk@xxxxxxxxxxxxxx>
---
stgit/commands/common.py | 2 +
stgit/stack.py | 62 ++++++++++++++++++++++++++++++++++++++--------
2 files changed, 52 insertions(+), 12 deletions(-)
diff --git a/stgit/commands/common.py b/stgit/commands/common.py
index f3fa89d..eaaf5fc 100644
--- a/stgit/commands/common.py
+++ b/stgit/commands/common.py
@@ -184,7 +184,7 @@ def push_patches(patches, check_merged = False):
out.start('Pushing patch "%s"' % p)
if p in merged:
- crt_series.push_patch(p, empty = True)
+ crt_series.push_empty_patch(p)
out.done('merged upstream')
else:
modified = crt_series.push_patch(p)
diff --git a/stgit/stack.py b/stgit/stack.py
index 906e6b1..79d6cf3 100644
--- a/stgit/stack.py
+++ b/stgit/stack.py
@@ -1022,7 +1022,55 @@ class Series(PatchSet):
return merged
- def push_patch(self, name, empty = False):
+ def push_empty_patch(self, name):
+ """Pushes an empty patch on the stack
+ """
+ unapplied = self.get_unapplied()
+ assert(name in unapplied)
+
+ patch = self.get_patch(name)
+
+ head = git.get_head()
+ bottom = patch.get_bottom()
+ top = patch.get_top()
+
+ ex = None
+ modified = False
+
+ # top != bottom always since we have a commit for each patch
+ # just make an empty patch (top = bottom = HEAD). This
+ # option is useful to allow undoing already merged
+ # patches. The top is updated by refresh_patch since we
+ # need an empty commit
+ patch.set_bottom(head, backup = True)
+ patch.set_top(head, backup = True)
+ modified = True
+
+ append_string(self.__applied_file, name)
+
+ unapplied.remove(name)
+ write_strings(self.__unapplied_file, unapplied)
+
+ # head == bottom case doesn't need to refresh the patch
+ if not ex:
+ # if the merge was OK and no conflicts, just refresh the patch
+ # The GIT cache was already updated by the merge operation
+ if modified:
+ log = 'push(m)'
+ else:
+ log = 'push'
+ self.refresh_patch(cache_update = False, log = log)
+ else:
+ # we store the correctly merged files only for
+ # tracking the conflict history. Note that the
+ # git.merge() operations should always leave the index
+ # in a valid state (i.e. only stage 0 files)
+ self.refresh_patch(cache_update = False, log = 'push(c)')
+ raise StackException, str(ex)
+
+ return modified
+
+ def push_patch(self, name):
"""Pushes a patch on the stack
"""
unapplied = self.get_unapplied()
@@ -1038,15 +1086,7 @@ class Series(PatchSet):
modified = False
# top != bottom always since we have a commit for each patch
- if empty:
- # just make an empty patch (top = bottom = HEAD). This
- # option is useful to allow undoing already merged
- # patches. The top is updated by refresh_patch since we
- # need an empty commit
- patch.set_bottom(head, backup = True)
- patch.set_top(head, backup = True)
- modified = True
- elif head == bottom:
+ if head == bottom:
# reset the backup information. No need for logging
patch.set_bottom(bottom, backup = True)
patch.set_top(top, backup = True)
@@ -1079,7 +1119,7 @@ class Series(PatchSet):
write_strings(self.__unapplied_file, unapplied)
# head == bottom case doesn't need to refresh the patch
- if empty or head != bottom:
+ if head != bottom:
if not ex:
# if the merge was OK and no conflicts, just refresh the patch
# The GIT cache was already updated by the merge operation
-
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