mirror of
https://github.com/facebook/sapling.git
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e75b9fc1b1
Summary: This commit moves most of the stuff in hgext3rd and related tests to hg-crew/hgext and hg-crew/test respectively. The things that are not moved are the ones which require some more complex imports. Depends on D6675309 Test Plan: - tests are failing at this commit, fixes are in the following commits Reviewers: #sourcecontrol Differential Revision: https://phabricator.intern.facebook.com/D6675329
61 lines
2.3 KiB
Python
61 lines
2.3 KiB
Python
# restack.py - rebase to make a stack connected again
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#
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# Copyright 2013 Facebook, Inc.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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from __future__ import absolute_import
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from mercurial.i18n import _
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from mercurial import (
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commands,
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revsetlang,
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)
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from hgext import rebase
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def restack(ui, repo, rebaseopts=None):
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"""Repair a situation in which one or more changesets in a stack
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have been obsoleted (thereby leaving their descendants in the stack
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unstable) by finding any such changesets and rebasing their descendants
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onto the latest version of each respective changeset.
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"""
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rebaseopts = (rebaseopts or {}).copy()
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# TODO: Remove config override after https://phab.mercurial-scm.org/D1063
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config = {('experimental', 'rebase.multidest'): True}
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with ui.configoverride(config), repo.wlock(), repo.lock():
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# Find drafts connected to the current stack via either changelog or
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# obsolete graph. Note: "draft() & ::." is optimized by D441.
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# 1. Connect drafts via changelog
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revs = list(repo.revs('(draft() & ::.)::'))
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if not revs:
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# "." is probably public. Check its direct children.
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revs = repo.revs('draft() & children(.)')
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if not revs:
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ui.status(_('nothing to restack\n'))
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return 1
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# 2. Connect revs via obsolete graph
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revs = list(repo.revs('successors(%ld)+allpredecessors(%ld)',
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revs, revs))
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# 3. Connect revs via changelog again to cover missing revs
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revs = list(repo.revs('(draft() & ::%ld)::', revs))
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rebaseopts['rev'] = [revsetlang.formatspec('%ld', revs)]
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rebaseopts['dest'] = '_destrestack(SRC)'
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rebase.rebase(ui, repo, **rebaseopts)
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# Ensure that we always end up on the latest version of the
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# current changeset. Usually, this will be taken care of
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# by the rebase operation. However, in some cases (such as
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# if we are on the precursor of the base changeset) the
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# rebase will not update to the latest version, so we need
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# to do this manually.
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successor = repo.revs('allsuccessors(.)').last()
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if successor is not None:
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commands.update(ui, repo, rev=successor)
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