view tests/test-undo.out @ 901:120cba94d5aa

Change repo.comit to return None on error or the new revision number on
success

This allows the caller to correctly record the new revision number

+ hg init
+ hg add a
+ hg commit -m test -d 0 0
+ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
1 files, 1 changesets, 1 total revisions
+ hg parents
changeset:   0:acb14030fe0a
tag:         tip
user:        test
date:        Thu Jan  1 00:00:00 1970
summary:     test

+ hg status
+ hg undo
rolling back last transaction
+ hg verify
checking changesets
checking manifests
crosschecking files in changesets and manifests
checking files
0 files, 0 changesets, 0 total revisions
+ hg parents
+ hg status
A a