annotate hgext/rebase.py @ 8615:94ca38e63576

use ui instead of repo.ui when the former is in scope
author Martin Geisler <mg@lazybytes.net>
date Sun, 24 May 2009 22:37:20 +0200
parents 6d4bf1c1a003
children 3d44f1a68353
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1 # rebase.py - rebasing feature for mercurial
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2 #
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3 # Copyright 2008 Stefano Tortarolo <stefano.tortarolo at gmail dot com>
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4 #
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5 # This software may be used and distributed according to the terms of the
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6 # GNU General Public License version 2, incorporated herein by reference.
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7
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8 '''move sets of revisions to a different ancestor
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9
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10 This extension lets you rebase changesets in an existing Mercurial
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11 repository.
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12
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13 For more information:
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14 http://www.selenic.com/mercurial/wiki/index.cgi/RebaseProject
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15 '''
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16
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17 from mercurial import util, repair, merge, cmdutil, commands, error
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18 from mercurial import extensions, ancestor, copies, patch
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19 from mercurial.commands import templateopts
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20 from mercurial.node import nullrev
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21 from mercurial.lock import release
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22 from mercurial.i18n import _
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23 import os, errno
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24
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25 def rebasemerge(repo, rev, first=False):
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26 'return the correct ancestor'
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27 oldancestor = ancestor.ancestor
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28
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29 def newancestor(a, b, pfunc):
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30 ancestor.ancestor = oldancestor
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31 if b == rev:
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32 return repo[rev].parents()[0].rev()
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33 return ancestor.ancestor(a, b, pfunc)
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34
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35 if not first:
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36 ancestor.ancestor = newancestor
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37 else:
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38 repo.ui.debug(_("first revision, do not change ancestor\n"))
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39 stats = merge.update(repo, rev, True, True, False)
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40 return stats
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41
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42 def rebase(ui, repo, **opts):
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43 """move changeset (and descendants) to a different branch
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44
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45 Rebase uses repeated merging to graft changesets from one part of
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46 history onto another. This can be useful for linearizing local
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47 changes relative to a master development tree.
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48
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49 If a rebase is interrupted to manually resolve a merge, it can be
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50 continued with --continue/-c or aborted with --abort/-a.
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51 """
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52 originalwd = target = None
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53 external = nullrev
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54 state = {}
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55 skipped = set()
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56
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57 lock = wlock = None
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58 try:
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59 lock = repo.lock()
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60 wlock = repo.wlock()
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61
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62 # Validate input and define rebasing points
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63 destf = opts.get('dest', None)
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64 srcf = opts.get('source', None)
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65 basef = opts.get('base', None)
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66 contf = opts.get('continue')
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67 abortf = opts.get('abort')
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68 collapsef = opts.get('collapse', False)
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69 extrafn = opts.get('extrafn')
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70 keepf = opts.get('keep', False)
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71 keepbranchesf = opts.get('keepbranches', False)
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72
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73 if contf or abortf:
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74 if contf and abortf:
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75 raise error.ParseError('rebase',
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76 _('cannot use both abort and continue'))
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77 if collapsef:
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78 raise error.ParseError(
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79 'rebase', _('cannot use collapse with continue or abort'))
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80
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81 if srcf or basef or destf:
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82 raise error.ParseError('rebase',
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83 _('abort and continue do not allow specifying revisions'))
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84
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85 (originalwd, target, state, collapsef, keepf,
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86 keepbranchesf, external) = restorestatus(repo)
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87 if abortf:
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88 abort(repo, originalwd, target, state)
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89 return
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90 else:
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91 if srcf and basef:
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92 raise error.ParseError('rebase', _('cannot specify both a '
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93 'revision and a base'))
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94 cmdutil.bail_if_changed(repo)
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95 result = buildstate(repo, destf, srcf, basef, collapsef)
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96 if result:
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97 originalwd, target, state, external = result
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98 else: # Empty state built, nothing to rebase
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99 ui.status(_('nothing to rebase\n'))
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100 return
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101
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102 if keepbranchesf:
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103 if extrafn:
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104 raise error.ParseError(
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105 'rebase', _('cannot use both keepbranches and extrafn'))
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106 def extrafn(ctx, extra):
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107 extra['branch'] = ctx.branch()
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108
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109 # Rebase
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110 targetancestors = list(repo.changelog.ancestors(target))
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111 targetancestors.append(target)
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112
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113 for rev in sorted(state):
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114 if state[rev] == -1:
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115 storestatus(repo, originalwd, target, state, collapsef, keepf,
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116 keepbranchesf, external)
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117 rebasenode(repo, rev, target, state, skipped, targetancestors,
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118 collapsef, extrafn)
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119 ui.note(_('rebase merging completed\n'))
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120
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121 if collapsef:
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122 p1, p2 = defineparents(repo, min(state), target,
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123 state, targetancestors)
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124 concludenode(repo, rev, p1, external, state, collapsef,
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125 last=True, skipped=skipped, extrafn=extrafn)
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126
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127 if 'qtip' in repo.tags():
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128 updatemq(repo, state, skipped, **opts)
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129
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130 if not keepf:
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131 # Remove no more useful revisions
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132 if set(repo.changelog.descendants(min(state))) - set(state):
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133 ui.warn(_("warning: new changesets detected on source branch, "
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134 "not stripping\n"))
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135 else:
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136 repair.strip(ui, repo, repo[min(state)].node(), "strip")
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parents:
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137
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
138 clearstatus(repo)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
139 ui.status(_("rebase completed\n"))
7130
204c7850c158 rebase: disable rollback after rebasing
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7127
diff changeset
140 if os.path.exists(repo.sjoin('undo')):
204c7850c158 rebase: disable rollback after rebasing
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7127
diff changeset
141 util.unlink(repo.sjoin('undo'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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142 if skipped:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
143 ui.note(_("%d revisions have been skipped\n") % len(skipped))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
144 finally:
8112
6ee71f78497c switch lock releasing in the extensions from gc to explicit
Ronny Pfannschmidt <Ronny.Pfannschmidt@gmx.de>
parents: 8076
diff changeset
145 release(lock, wlock)
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146
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8270
diff changeset
147 def concludenode(repo, rev, p1, p2, state, collapse, last=False, skipped=None,
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
148 extrafn=None):
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149 """Skip commit if collapsing has been required and rev is not the last
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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150 revision, commit otherwise
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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151 """
7278
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
152 repo.ui.debug(_(" set parents\n"))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
153 if collapse and not last:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
154 repo.dirstate.setparents(repo[p1].node())
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
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155 return None
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156
7278
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
157 repo.dirstate.setparents(repo[p1].node(), repo[p2].node())
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158
8454
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8270
diff changeset
159 if skipped is None:
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8270
diff changeset
160 skipped = set()
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8270
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161
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162 # Commit, record the old nodeid
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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163 m, a, r = repo.status()[:3]
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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164 newrev = nullrev
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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165 try:
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parents:
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166 if last:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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167 commitmsg = 'Collapsed revision'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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168 for rebased in state:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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169 if rebased not in skipped:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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170 commitmsg += '\n* %s' % repo[rebased].description()
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parents:
diff changeset
171 commitmsg = repo.ui.edit(commitmsg, repo.ui.username())
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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172 else:
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parents:
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173 commitmsg = repo[rev].description()
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parents:
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174 # Commit might fail if unresolved files exist
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
175 extra = {'rebase_source': repo[rev].hex()}
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
176 if extrafn:
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Augie Fackler <durin42@gmail.com>
parents: 7298
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177 extrafn(repo[rev], extra)
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178 newrev = repo.commit(m+a+r,
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
179 text=commitmsg,
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
180 user=repo[rev].user(),
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parents:
diff changeset
181 date=repo[rev].date(),
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
182 extra=extra)
8266
609ce91670d0 rebase: fix bug where --keepbranches could leave wrong branch in dirstate
Patrick Mezard <pmezard@gmail.com>
parents: 8242
diff changeset
183 repo.dirstate.setbranch(repo[newrev].branch())
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184 return newrev
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parents:
diff changeset
185 except util.Abort:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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186 # Invalidate the previous setparents
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parents:
diff changeset
187 repo.dirstate.invalidate()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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188 raise
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parents:
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189
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parents: 7298
diff changeset
190 def rebasenode(repo, rev, target, state, skipped, targetancestors, collapse,
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
191 extrafn):
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192 'Rebase a single revision'
7278
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
193 repo.ui.debug(_("rebasing %d:%s\n") % (rev, repo[rev]))
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parents:
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194
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diff changeset
195 p1, p2 = defineparents(repo, rev, target, state, targetancestors)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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196
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Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7289
diff changeset
197 repo.ui.debug(_(" future parents are %d and %d\n") % (repo[p1].rev(),
7278
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
198 repo[p2].rev()))
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Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7289
diff changeset
199
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200 # Merge phase
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
201 if len(repo.parents()) != 2:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
202 # Update to target and merge it with local
7278
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
203 if repo['.'].rev() != repo[p1].rev():
45495d784ad6 rebase: avoid redundant merges (issue1301)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
204 repo.ui.debug(_(" update to %d:%s\n") % (repo[p1].rev(), repo[p1]))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
205 merge.update(repo, p1, False, True, False)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
206 else:
45495d784ad6 rebase: avoid redundant merges (issue1301)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
207 repo.ui.debug(_(" already in target\n"))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
208 repo.dirstate.write()
7278
45495d784ad6 rebase: avoid redundant merges (issue1301)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
209 repo.ui.debug(_(" merge against %d:%s\n") % (repo[rev].rev(), repo[rev]))
45495d784ad6 rebase: avoid redundant merges (issue1301)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
210 first = repo[rev].rev() == repo[min(state)].rev()
45495d784ad6 rebase: avoid redundant merges (issue1301)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7216
diff changeset
211 stats = rebasemerge(repo, rev, first)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
212
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
213 if stats[3] > 0:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
214 raise util.Abort(_('fix unresolved conflicts with hg resolve then '
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
215 'run hg rebase --continue'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
216 else: # we have an interrupted rebase
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
217 repo.ui.debug(_('resuming interrupted rebase\n'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
218
7954
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
219 # Keep track of renamed files in the revision that is going to be rebased
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
220 # Here we simulate the copies and renames in the source changeset
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
221 cop, diver = copies.copies(repo, repo[rev], repo[target], repo[p2], True)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
222 m1 = repo[rev].manifest()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
223 m2 = repo[target].manifest()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
224 for k, v in cop.iteritems():
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
225 if k in m1:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
226 if v in m1 or v in m2:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
227 repo.dirstate.copy(v, k)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
228 if v in m2 and v not in m1:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7952
diff changeset
229 repo.dirstate.remove(v)
6906
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parents:
diff changeset
230
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Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
231 newrev = concludenode(repo, rev, p1, p2, state, collapse,
3e5db4228f8f rebase: add support to keep branch names
Augie Fackler <durin42@gmail.com>
parents: 7298
diff changeset
232 extrafn=extrafn)
6906
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parents:
diff changeset
233
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
234 # Update the state
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
235 if newrev is not None:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
236 state[rev] = repo[newrev].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
237 else:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
238 if not collapse:
6964
b3239badc711 i18n: mark strings for translation in rebase extension
Martin Geisler <mg@daimi.au.dk>
parents: 6923
diff changeset
239 repo.ui.note(_('no changes, revision %d skipped\n') % rev)
b3239badc711 i18n: mark strings for translation in rebase extension
Martin Geisler <mg@daimi.au.dk>
parents: 6923
diff changeset
240 repo.ui.debug(_('next revision set to %s\n') % p1)
8454
6d4bf1c1a003 rebase: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8270
diff changeset
241 skipped.add(rev)
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
242 state[rev] = p1
6923
ebf1462f2145 strip trailing whitespace, replace tabs by spaces
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 6906
diff changeset
243
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
244 def defineparents(repo, rev, target, state, targetancestors):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
245 'Return the new parent relationship of the revision that will be rebased'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
246 parents = repo[rev].parents()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
247 p1 = p2 = nullrev
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
248
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
249 P1n = parents[0].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
250 if P1n in targetancestors:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
251 p1 = target
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
252 elif P1n in state:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
253 p1 = state[P1n]
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
254 else: # P1n external
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
255 p1 = target
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
256 p2 = P1n
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
257
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
258 if len(parents) == 2 and parents[1].rev() not in targetancestors:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
259 P2n = parents[1].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
260 # interesting second parent
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
261 if P2n in state:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
262 if p1 == target: # P1n in targetancestors or external
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
263 p1 = state[P2n]
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
264 else:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
265 p2 = state[P2n]
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
266 else: # P2n external
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
267 if p2 != nullrev: # P1n external too => rev is a merged revision
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
268 raise util.Abort(_('cannot use revision %d as base, result '
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
269 'would have 3 parents') % rev)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
270 p2 = P2n
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
271 return p1, p2
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272
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parents: 7954
diff changeset
273 def isagitpatch(repo, patchname):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
274 'Return true if the given patch is in git format'
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parents: 7954
diff changeset
275 mqpatch = os.path.join(repo.mq.path, patchname)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
276 for line in patch.linereader(file(mqpatch, 'rb')):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
277 if line.startswith('diff --git'):
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
278 return True
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
279 return False
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
280
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281 def updatemq(repo, state, skipped, **opts):
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parents:
diff changeset
282 'Update rebased mq patches - finalize and then import them'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
283 mqrebase = {}
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parents:
diff changeset
284 for p in repo.mq.applied:
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diff changeset
285 if repo[p.rev].rev() in state:
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Martin Geisler <mg@daimi.au.dk>
parents: 6923
diff changeset
286 repo.ui.debug(_('revision %d is an mq patch (%s), finalize it.\n') %
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287 (repo[p.rev].rev(), p.name))
7955
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
288 mqrebase[repo[p.rev].rev()] = (p.name, isagitpatch(repo, p.name))
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289
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parents:
diff changeset
290 if mqrebase:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
291 repo.mq.finish(repo, mqrebase.keys())
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
292
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
293 # We must start import from the newest revision
8210
344751cd8cb8 replace various uses of list.reverse()
Matt Mackall <mpm@selenic.com>
parents: 8209
diff changeset
294 for rev in sorted(mqrebase, reverse=True):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
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295 if rev not in skipped:
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Martin Geisler <mg@daimi.au.dk>
parents: 6923
diff changeset
296 repo.ui.debug(_('import mq patch %d (%s)\n')
7955
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
297 % (state[rev], mqrebase[rev][0]))
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
298 repo.mq.qimport(repo, (), patchname=mqrebase[rev][0],
c3d4ff03ec72 rebase: keep original mq patch format (Issue1574)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7954
diff changeset
299 git=mqrebase[rev][1],rev=[str(state[rev])])
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300 repo.mq.save_dirty()
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301
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parents: 7951
diff changeset
302 def storestatus(repo, originalwd, target, state, collapse, keep, keepbranches,
b214066b7e1d rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
303 external):
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304 'Store the current status to allow recovery'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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305 f = repo.opener("rebasestate", "w")
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
306 f.write(repo[originalwd].hex() + '\n')
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
307 f.write(repo[target].hex() + '\n')
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
308 f.write(repo[external].hex() + '\n')
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
309 f.write('%d\n' % int(collapse))
7952
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
310 f.write('%d\n' % int(keep))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
311 f.write('%d\n' % int(keepbranches))
7622
4dd7b28003d2 use dict.iteritems() rather than dict.items()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents: 7599
diff changeset
312 for d, v in state.iteritems():
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
313 oldrev = repo[d].hex()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
314 newrev = repo[v].hex()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
315 f.write("%s:%s\n" % (oldrev, newrev))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
316 f.close()
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parents:
diff changeset
317 repo.ui.debug(_('rebase status stored\n'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
318
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
319 def clearstatus(repo):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
320 'Remove the status files'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
321 if os.path.exists(repo.join("rebasestate")):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
322 util.unlink(repo.join("rebasestate"))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
323
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
324 def restorestatus(repo):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
325 'Restore a previously stored status'
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
326 try:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
327 target = None
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
328 collapse = False
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
329 external = nullrev
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
330 state = {}
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
331 f = repo.opener("rebasestate")
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
332 for i, l in enumerate(f.read().splitlines()):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
333 if i == 0:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
334 originalwd = repo[l].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
335 elif i == 1:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
336 target = repo[l].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
337 elif i == 2:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
338 external = repo[l].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
339 elif i == 3:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
340 collapse = bool(int(l))
7952
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
341 elif i == 4:
b214066b7e1d rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
342 keep = bool(int(l))
b214066b7e1d rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
343 elif i == 5:
b214066b7e1d rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
344 keepbranches = bool(int(l))
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
345 else:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
346 oldrev, newrev = l.split(':')
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
347 state[repo[oldrev].rev()] = repo[newrev].rev()
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
348 repo.ui.debug(_('rebase status resumed\n'))
7952
b214066b7e1d rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents: 7951
diff changeset
349 return originalwd, target, state, collapse, keep, keepbranches, external
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
350 except IOError, err:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
351 if err.errno != errno.ENOENT:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
352 raise
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
353 raise util.Abort(_('no rebase in progress'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
354
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
355 def abort(repo, originalwd, target, state):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
356 'Restore the repository to its original state'
8150
bbc24c0753a0 util: use built-in set and frozenset
Martin Geisler <mg@lazybytes.net>
parents: 8117
diff changeset
357 if set(repo.changelog.descendants(target)) - set(state.values()):
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
358 repo.ui.warn(_("warning: new changesets detected on target branch, "
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
359 "not stripping\n"))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
360 else:
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
361 # Strip from the first rebased revision
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
362 merge.update(repo, repo[originalwd].rev(), False, True, False)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
363 rebased = filter(lambda x: x > -1, state.values())
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
364 if rebased:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
365 strippoint = min(rebased)
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
366 repair.strip(repo.ui, repo, repo[strippoint].node(), "strip")
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
367 clearstatus(repo)
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
368 repo.ui.status(_('rebase aborted\n'))
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
369
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
370 def buildstate(repo, dest, src, base, collapse):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
371 'Define which revisions are going to be rebased and where'
8150
bbc24c0753a0 util: use built-in set and frozenset
Martin Geisler <mg@lazybytes.net>
parents: 8117
diff changeset
372 targetancestors = set()
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
373
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
374 if not dest:
7877
eba7f12b0c51 cleanup: whitespace cleanup
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents: 7875
diff changeset
375 # Destination defaults to the latest revision in the current branch
6906
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
376 branch = repo[None].branch()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
377 dest = repo[branch].rev()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
378 else:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
379 if 'qtip' in repo.tags() and (repo[dest].hex() in
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
380 [s.rev for s in repo.mq.applied]):
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
381 raise util.Abort(_('cannot rebase onto an applied mq patch'))
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
382 dest = repo[dest].rev()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
383
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
384 if src:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
385 commonbase = repo[src].ancestor(repo[dest])
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
386 if commonbase == repo[src]:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
387 raise util.Abort(_('cannot rebase an ancestor'))
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
388 if commonbase == repo[dest]:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
389 raise util.Abort(_('cannot rebase a descendant'))
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
390 source = repo[src].rev()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
391 else:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
392 if base:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
393 cwd = repo[base].rev()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
394 else:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
395 cwd = repo['.'].rev()
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
396
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
397 if cwd == dest:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
398 repo.ui.debug(_('already working on current\n'))
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
399 return None
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
400
8150
bbc24c0753a0 util: use built-in set and frozenset
Martin Geisler <mg@lazybytes.net>
parents: 8117
diff changeset
401 targetancestors = set(repo.changelog.ancestors(dest))
6906
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
402 if cwd in targetancestors:
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
403 repo.ui.debug(_('already working on the current branch\n'))
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
404 return None
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
405
8150
bbc24c0753a0 util: use built-in set and frozenset
Martin Geisler <mg@lazybytes.net>
parents: 8117
diff changeset
406 cwdancestors = set(repo.changelog.ancestors(cwd))
6906
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
407 cwdancestors.add(cwd)
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
408 rebasingbranch = cwdancestors - targetancestors
808f03f61ebe Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff changeset
409 source = min(rebasingbranch)
6923
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410
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411 repo.ui.debug(_('rebase onto %d starting from %d\n') % (dest, source))
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412 state = dict.fromkeys(repo.changelog.descendants(source), nullrev)
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413 external = nullrev
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414 if collapse:
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415 if not targetancestors:
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416 targetancestors = set(repo.changelog.ancestors(dest))
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417 for rev in state:
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418 # Check externals and fail if there are more than one
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419 for p in repo[rev].parents():
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420 if (p.rev() not in state and p.rev() != source
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421 and p.rev() not in targetancestors):
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422 if external != nullrev:
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423 raise util.Abort(_('unable to collapse, there is more '
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424 'than one external parent'))
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425 external = p.rev()
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426
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427 state[source] = nullrev
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428 return repo['.'].rev(), repo[dest].rev(), state, external
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429
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430 def pullrebase(orig, ui, repo, *args, **opts):
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431 'Call rebase after pull if the latter has been invoked with --rebase'
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432 if opts.get('rebase'):
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433 if opts.get('update'):
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434 del opts['update']
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435 ui.debug(_('--update and --rebase are not compatible, ignoring '
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436 'the update flag\n'))
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437
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438 cmdutil.bail_if_changed(repo)
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439 revsprepull = len(repo)
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440 orig(ui, repo, *args, **opts)
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441 revspostpull = len(repo)
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442 if revspostpull > revsprepull:
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443 rebase(ui, repo, **opts)
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444 branch = repo[None].branch()
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445 dest = repo[branch].rev()
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446 if dest != repo['.'].rev():
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447 # there was nothing to rebase we force an update
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448 merge.update(repo, dest, False, False, False)
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449 else:
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450 orig(ui, repo, *args, **opts)
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451
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452 def uisetup(ui):
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453 'Replace pull with a decorator to provide --rebase option'
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454 entry = extensions.wrapcommand(commands.table, 'pull', pullrebase)
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455 entry[1].append(('', 'rebase', None,
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456 _("rebase working directory to branch head"))
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457 )
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458
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459 cmdtable = {
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460 "rebase":
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461 (rebase,
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462 [
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463 ('s', 'source', '', _('rebase from a given revision')),
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464 ('b', 'base', '', _('rebase from the base of a given revision')),
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465 ('d', 'dest', '', _('rebase onto a given revision')),
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466 ('', 'collapse', False, _('collapse the rebased revisions')),
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parents: 7891
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467 ('', 'keep', False, _('keep original revisions')),
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parents: 7891
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468 ('', 'keepbranches', False, _('keep original branches')),
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469 ('c', 'continue', False, _('continue an interrupted rebase')),
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470 ('a', 'abort', False, _('abort an interrupted rebase')),] +
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471 templateopts,
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parents: 7999
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472 _('hg rebase [-s REV | -b REV] [-d REV] [--collapse] [--keep] '
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473 '[--keepbranches] | [-c] | [-a]')),
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474 }