D6479: unshelve: first prototype of restoring unresolved changes
navaneeth.suresh (Navaneeth Suresh)
phabricator at mercurial-scm.org
Mon Jun 10 12:51:31 EDT 2019
navaneeth.suresh updated this revision to Diff 15422.
REPOSITORY
rHG Mercurial
CHANGES SINCE LAST UPDATE
https://phab.mercurial-scm.org/D6479?vs=15420&id=15422
REVISION DETAIL
https://phab.mercurial-scm.org/D6479
AFFECTED FILES
hgext/shelve.py
tests/test-shelve-unresolved.t
CHANGE DETAILS
diff --git a/tests/test-shelve-unresolved.t b/tests/test-shelve-unresolved.t
--- a/tests/test-shelve-unresolved.t
+++ b/tests/test-shelve-unresolved.t
@@ -1,3 +1,17 @@
+ $ addunresolvedmerge() {
+ > echo A >> $1
+ > echo A >> $2
+ > hg ci -m A
+ > echo B >> $1
+ > echo B >> $2
+ > hg ci -m B
+ > hg up $3
+ > echo C >> $1
+ > echo C >> $2
+ > hg ci -m C
+ > hg merge -r $(($3+1))
+ > }
+
Test shelve with unresolved mergestate
$ cat >> $HGRCPATH <<EOF
@@ -156,3 +170,283 @@
+=======
+B
+>>>>>>> merge rev: fd9a4049234b - test: B
+
+-- now, fix an urgent bug
+ $ echo fixed >> bug
+ $ ls
+ bar
+ bug
+ file1
+ file1.orig
+ file2
+ file2.orig
+ $ hg add bug
+ $ hg ci -m "fix bug"
+ $ hg log -G
+ @ changeset: 3:a53a9a7475b3
+ | tag: tip
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: fix bug
+ |
+ o changeset: 2:69004294ad57
+ | parent: 0:c32ef6121744
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: C
+ |
+ | o changeset: 1:fd9a4049234b
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: B
+ |
+ o changeset: 0:c32ef6121744
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: A
+
+-- let's get back to the old mergestate
+-- we need to update to one of the merge parents. otherwise, abort.
+ $ hg unshelve --unresolved
+ unshelving change 'default'
+ abort: dirstate is not on either of the merge parents.
+ use hg update to one of the merge parents.
+ [255]
+ $ hg up 2
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ $ cat file2
+ A
+ C
+
+-- flag --unshelve is not passed. but, the last shelve is unresolved
+ $ hg unshelve
+ unshelving change 'default'
+ abort: default is an unresolved shelve, use --unresolved to unshelve it
+ [255]
+
+ $ hg unshelve --unresolved
+ unshelving change 'default'
+ $ hg log -G
+ o changeset: 3:a53a9a7475b3
+ | tag: tip
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: fix bug
+ |
+ @ changeset: 2:69004294ad57
+ | parent: 0:c32ef6121744
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: C
+ |
+ | @ changeset: 1:fd9a4049234b
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: B
+ |
+ o changeset: 0:c32ef6121744
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: A
+
+ $ cat file1
+ A
+ B
+ C
+ $ hg diff
+ diff -r 69004294ad57 file1
+ --- a/file1 Thu Jan 01 00:00:00 1970 +0000
+ +++ b/file1 Thu Jan 01 00:00:00 1970 +0000
+ @@ -1,2 +1,3 @@
+ A
+ +B
+ C
+ diff -r 69004294ad57 file2
+ --- a/file2 Thu Jan 01 00:00:00 1970 +0000
+ +++ b/file2 Thu Jan 01 00:00:00 1970 +0000
+ @@ -1,2 +1,6 @@
+ A
+ +<<<<<<< working copy: 69004294ad57 - test: C
+ C
+ +=======
+ +B
+ +>>>>>>> merge rev: fd9a4049234b - test: B
+ $ cat file2
+ A
+ <<<<<<< working copy: 69004294ad57 - test: C
+ C
+ =======
+ B
+ >>>>>>> merge rev: fd9a4049234b - test: B
+ $ hg resolve -l
+ R file1
+ U file2
+
+-- flag --unresolved is passed but the top most shelve is not unresolved
+ $ hg shelve --unresolved
+ shelved as default
+ 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ $ echo garbage >> bug
+ $ hg st
+ ? bar
+ ? bug
+ ? file1.orig
+ ? file2.orig
+ $ hg add bug
+ $ hg shelve
+ shelved as default-01
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ $ hg unshelve --unresolved
+ unshelving change 'default-01'
+ abort: default-01 is not an unresolved shelve
+
+ [255]
+
+-- now, unshelve default
+ $ hg unshelve -n default --unresolved
+
+-- commit the merge after completing conflict resolution
+ $ cat >> file2 <<EOF
+ > A
+ > B
+ > C
+ > EOF
+ $ hg resolve -m file2
+ (no more unresolved files)
+ $ hg ci -m merge
+ $ hg verify
+ checking changesets
+ checking manifests
+ crosschecking files in changesets and manifests
+ checking files
+ checked 5 changesets with 9 changes to 3 files
+ $ hg log -G
+ @ changeset: 4:745dca2ee1f1
+ |\ tag: tip
+ | | parent: 2:69004294ad57
+ | | parent: 1:fd9a4049234b
+ | | user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: merge
+ | |
+ | | o changeset: 3:a53a9a7475b3
+ | |/ user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: fix bug
+ | |
+ | o changeset: 2:69004294ad57
+ | | parent: 0:c32ef6121744
+ | | user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: C
+ | |
+ o | changeset: 1:fd9a4049234b
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: B
+ |
+ o changeset: 0:c32ef6121744
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: A
+
+
+-- flag --unsresolved is passed but we don’t have any unresolved shelve
+ $ hg unshelve --unresolved
+ unshelving change 'default-01'
+ abort: default-01 is not an unresolved shelve
+
+ [255]
+
+-- when working directory is dirty
+ $ addunresolvedmerge file1 file2 5
+ 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ created new head
+ merging file1
+ merging file2
+ warning: conflicts while merging file1! (edit, then use 'hg resolve --mark')
+ warning: conflicts while merging file2! (edit, then use 'hg resolve --mark')
+ 0 files updated, 0 files merged, 0 files removed, 2 files unresolved
+ use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
+ [1]
+ $ hg shelve --unresolved
+ shelved as default
+ 2 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ $ echo dirt >> bar
+ $ hg add bar
+ $ hg unshelve --unresolved
+ unshelving change 'default'
+ abort: uncommitted changes
+ [255]
+
+--- unshelve --unresolved when there is another merge going on
+ $ hg ci -m dirt
+ $ hg up 7
+ 0 files updated, 0 files merged, 1 files removed, 0 files unresolved
+ $ echo foo >> bug
+ $ hg add bug
+ $ hg ci -m foo2
+ created new head
+ $ hg log -G
+ @ changeset: 9:c74a624102ed
+ | tag: tip
+ | parent: 7:974ec4298b79
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: foo2
+ |
+ | o changeset: 8:4acf09fb3a59
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: dirt
+ |
+ o changeset: 7:974ec4298b79
+ | parent: 5:db68c6c84fe6
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: C
+ |
+ | o changeset: 6:e236d497f76b
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: B
+ |
+ o changeset: 5:db68c6c84fe6
+ | user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: A
+ |
+ o changeset: 4:745dca2ee1f1
+ |\ parent: 2:69004294ad57
+ | | parent: 1:fd9a4049234b
+ | | user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: merge
+ | |
+ | | o changeset: 3:a53a9a7475b3
+ | |/ user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: fix bug
+ | |
+ | o changeset: 2:69004294ad57
+ | | parent: 0:c32ef6121744
+ | | user: test
+ | | date: Thu Jan 01 00:00:00 1970 +0000
+ | | summary: C
+ | |
+ o | changeset: 1:fd9a4049234b
+ |/ user: test
+ | date: Thu Jan 01 00:00:00 1970 +0000
+ | summary: B
+ |
+ o changeset: 0:c32ef6121744
+ user: test
+ date: Thu Jan 01 00:00:00 1970 +0000
+ summary: A
+
+ $ hg merge -r 8
+ 1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+ (branch merge, don't forget to commit)
+ $ hg unshelve --unresolved
+ abort: cannot unshelve while merging
+ [255]
diff --git a/hgext/shelve.py b/hgext/shelve.py
--- a/hgext/shelve.py
+++ b/hgext/shelve.py
@@ -26,6 +26,7 @@
import errno
import itertools
import os
+import shutil
import stat
from mercurial.i18n import _
@@ -714,6 +715,16 @@
ui.status(_('marked working directory as branch %s\n')
% branchtorestore)
+def restoreunresolvedshelve(repo, ui, basename, pctx, shelvectx):
+ p1, p2 = shelvectx.parents()
+ with repo.dirstate.parentchange():
+ repo.dirstate.setparents(p1.node(), p2.node())
+
+ # Replace `merge/` with `merge-unresolved/<basename>/` to
+ # restore the status of resolved files in shelvectx.
+ util.rename(repo.vfs.join('merge-unresolved/%s/' % basename),
+ repo.vfs.join('merge'))
+
def unshelvecleanup(ui, repo, name, opts):
"""remove related files after an unshelve"""
if not opts.get('keep'):
@@ -918,7 +929,9 @@
_('restore shelved change with given name'), _('NAME')),
('t', 'tool', '', _('specify merge tool')),
('', 'date', '',
- _('set date for temporary commits (DEPRECATED)'), _('DATE'))],
+ _('set date for temporary commits (DEPRECATED)'), _('DATE')),
+ ('', 'unresolved', None,
+ _('unshelve mergestate with unresolved files'))],
_('hg unshelve [[-n] SHELVED]'),
helpcategory=command.CATEGORY_WORKING_DIRECTORY)
def unshelve(ui, repo, *shelved, **opts):
@@ -964,6 +977,7 @@
opts = pycompat.byteskwargs(opts)
abortf = opts.get('abort')
continuef = opts.get('continue')
+ unresolved = opts.get('unresolved')
if not abortf and not continuef:
cmdutil.checkunfinished(repo)
shelved = list(shelved)
@@ -1019,6 +1033,14 @@
if not shelvedfile(repo, basename, patchextension).exists():
raise error.Abort(_("shelved change '%s' not found") % basename)
+ if unresolved:
+ cmdutil.bailifchanged(repo)
+ if not os.path.exists(repo.vfs.join('merge-unresolved/%s' % basename)):
+ raise error.Abort(_('%s is not an unresolved shelve\n') %
+ basename)
+ elif os.path.exists(repo.vfs.join('merge-unresolved/%s' % basename)):
+ raise error.Abort(_('%s is an unresolved shelve,'
+ ' use --unresolved to unshelve it') % basename)
repo = repo.unfiltered()
lock = tr = None
@@ -1044,13 +1066,22 @@
if shelvectx.branch() != shelvectx.p1().branch():
branchtorestore = shelvectx.branch()
- shelvectx = _rebaserestoredcommit(ui, repo, opts, tr, oldtiprev,
- basename, pctx, tmpwctx,
- shelvectx, branchtorestore,
- activebookmark)
+ if unresolved:
+ p1, p2 = shelvectx.parents()
+ if pctx.node() not in [p1.node(), p2.node()]:
+ raise error.Abort(_('dirstate is not on either of the merge'
+ ' parents.\nuse hg update to one of the'
+ ' merge parents.'))
+ else:
+ shelvectx = _rebaserestoredcommit(ui, repo, opts, tr, oldtiprev,
+ basename, pctx, tmpwctx,
+ shelvectx, branchtorestore,
+ activebookmark)
overrides = {('ui', 'forcemerge'): opts.get('tool', '')}
with ui.configoverride(overrides, 'unshelve'):
mergefiles(ui, repo, pctx, shelvectx)
+ if unresolved:
+ restoreunresolvedshelve(repo, ui, basename, pctx, shelvectx)
restorebranch(ui, repo, branchtorestore)
_forgetunknownfiles(repo, shelvectx, addedbefore)
To: navaneeth.suresh, #hg-reviewers
Cc: pulkit, mercurial-devel
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