Mercurial > hg
annotate hgext/rebase.py @ 19642:14ec82594f47 stable
rebase: handle bookmarks matching revset function names (issue3950)
We handled these correctly with all rev-specifying options except,
somehow, -r/--rev.
author | Bryan O'Sullivan <bryano@fb.com> |
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date | Tue, 03 Sep 2013 15:12:35 -0400 |
parents | 12843143663d |
children | 7805cb8030e0 577f4c562d52 |
rev | line source |
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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 |
10263 | 6 # GNU General Public License version 2 or any later version. |
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7 |
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8 '''command to 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://mercurial.selenic.com/wiki/RebaseExtension |
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15 ''' |
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16 |
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17 from mercurial import hg, util, repair, merge, cmdutil, commands, bookmarks |
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18 from mercurial import extensions, patch, scmutil, phases, obsolete, error |
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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 nullmerge = -2 |
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26 revignored = -3 |
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27 |
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28 cmdtable = {} |
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29 command = cmdutil.command(cmdtable) |
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30 testedwith = 'internal' |
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31 |
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32 @command('rebase', |
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33 [('s', 'source', '', |
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34 _('rebase from the specified changeset'), _('REV')), |
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35 ('b', 'base', '', |
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36 _('rebase from the base of the specified changeset ' |
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37 '(up to greatest common ancestor of base and dest)'), |
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38 _('REV')), |
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39 ('r', 'rev', [], |
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40 _('rebase these revisions'), |
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41 _('REV')), |
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42 ('d', 'dest', '', |
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43 _('rebase onto the specified changeset'), _('REV')), |
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44 ('', 'collapse', False, _('collapse the rebased changesets')), |
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45 ('m', 'message', '', |
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46 _('use text as collapse commit message'), _('TEXT')), |
15219 | 47 ('e', 'edit', False, _('invoke editor on commit messages')), |
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48 ('l', 'logfile', '', |
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49 _('read collapse commit message from file'), _('FILE')), |
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50 ('', 'keep', False, _('keep original changesets')), |
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51 ('', 'keepbranches', False, _('keep original branch names')), |
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52 ('D', 'detach', False, _('(DEPRECATED)')), |
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53 ('t', 'tool', '', _('specify merge tool')), |
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54 ('c', 'continue', False, _('continue an interrupted rebase')), |
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55 ('a', 'abort', False, _('abort an interrupted rebase'))] + |
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56 templateopts, |
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57 _('[-s REV | -b REV] [-d REV] [OPTION]')) |
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58 def rebase(ui, repo, **opts): |
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59 """move changeset (and descendants) to a different branch |
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60 |
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61 Rebase uses repeated merging to graft changesets from one part of |
10646 | 62 history (the source) onto another (the destination). This can be |
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63 useful for linearizing *local* changes relative to a master |
10646 | 64 development tree. |
65 | |
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66 You should not rebase changesets that have already been shared |
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67 with others. Doing so will force everybody else to perform the |
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68 same rebase or they will end up with duplicated changesets after |
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69 pulling in your rebased changesets. |
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70 |
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71 In its default configuration, Mercurial will prevent you from |
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72 rebasing published changes. See :hg:`help phases` for details. |
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73 |
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75 rebase uses the current branch tip as the destination. (The |
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76 destination changeset is not modified by rebasing, but new |
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77 changesets are added as its descendants.) |
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79 You can specify which changesets to rebase in two ways: as a | |
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80 "source" changeset or as a "base" changeset. Both are shorthand |
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81 for a topologically related set of changesets (the "source |
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82 branch"). If you specify source (``-s/--source``), rebase will |
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83 rebase that changeset and all of its descendants onto dest. If you |
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84 specify base (``-b/--base``), rebase will select ancestors of base |
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85 back to but not including the common ancestor with dest. Thus, |
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86 ``-b`` is less precise but more convenient than ``-s``: you can |
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87 specify any changeset in the source branch, and rebase will select |
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88 the whole branch. If you specify neither ``-s`` nor ``-b``, rebase |
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89 uses the parent of the working directory as the base. |
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91 For advanced usage, a third way is available through the ``--rev`` |
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92 option. It allows you to specify an arbitrary set of changesets to |
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93 rebase. Descendants of revs you specify with this option are not |
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94 automatically included in the rebase. |
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95 |
10646 | 96 By default, rebase recreates the changesets in the source branch |
97 as descendants of dest and then destroys the originals. Use | |
98 ``--keep`` to preserve the original source changesets. Some | |
99 changesets in the source branch (e.g. merges from the destination | |
100 branch) may be dropped if they no longer contribute any change. | |
101 | |
102 One result of the rules for selecting the destination changeset | |
103 and source branch is that, unlike ``merge``, rebase will do | |
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104 nothing if you are at the branch tip of a named branch |
10646 | 105 with two heads. You need to explicitly specify source and/or |
106 destination (or ``update`` to the other head, if it's the head of | |
107 the intended source branch). | |
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108 |
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109 If a rebase is interrupted to manually resolve a merge, it can be |
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110 continued with --continue/-c or aborted with --abort/-a. |
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112 Returns 0 on success, 1 if nothing to rebase. | |
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113 """ |
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114 originalwd = target = None |
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115 activebookmark = None |
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116 external = nullrev |
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117 state = {} |
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118 skipped = set() |
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119 targetancestors = set() |
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120 |
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122 if opts.get('edit'): | |
123 editor = cmdutil.commitforceeditor | |
124 | |
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125 lock = wlock = None |
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126 try: |
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127 wlock = repo.wlock() |
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128 lock = repo.lock() |
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129 |
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130 # Validate input and define rebasing points |
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131 destf = opts.get('dest', None) |
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132 srcf = opts.get('source', None) |
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133 basef = opts.get('base', None) |
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134 revf = opts.get('rev', []) |
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135 contf = opts.get('continue') |
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136 abortf = opts.get('abort') |
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137 collapsef = opts.get('collapse', False) |
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138 collapsemsg = cmdutil.logmessage(ui, opts) |
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139 extrafn = opts.get('extrafn') # internal, used by e.g. hgsubversion |
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140 keepf = opts.get('keep', False) |
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141 keepbranchesf = opts.get('keepbranches', False) |
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142 # keepopen is not meant for use on the command line, but by |
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143 # other extensions |
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144 keepopen = opts.get('keepopen', False) |
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145 |
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146 if collapsemsg and not collapsef: |
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147 raise util.Abort( |
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148 _('message can only be specified with collapse')) |
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149 |
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150 if contf or abortf: |
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151 if contf and abortf: |
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152 raise util.Abort(_('cannot use both abort and continue')) |
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153 if collapsef: |
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154 raise util.Abort( |
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155 _('cannot use collapse with continue or abort')) |
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156 if srcf or basef or destf: |
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157 raise util.Abort( |
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158 _('abort and continue do not allow specifying revisions')) |
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159 if opts.get('tool', False): |
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160 ui.warn(_('tool option will be ignored\n')) |
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161 |
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162 (originalwd, target, state, skipped, collapsef, keepf, |
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163 keepbranchesf, external, activebookmark) = restorestatus(repo) |
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164 if abortf: |
11205 | 165 return abort(repo, originalwd, target, state) |
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166 else: |
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167 if srcf and basef: |
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168 raise util.Abort(_('cannot specify both a ' |
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169 'source and a base')) |
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170 if revf and basef: |
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171 raise util.Abort(_('cannot specify both a ' |
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172 'revision and a base')) |
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173 if revf and srcf: |
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174 raise util.Abort(_('cannot specify both a ' |
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175 'revision and a source')) |
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176 |
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177 cmdutil.checkunfinished(repo) |
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178 cmdutil.bailifchanged(repo) |
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179 |
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180 if not destf: |
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181 # Destination defaults to the latest revision in the |
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182 # current branch |
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183 branch = repo[None].branch() |
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184 dest = repo[branch] |
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185 else: |
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186 dest = scmutil.revsingle(repo, destf) |
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187 |
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188 if revf: |
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189 rebaseset = scmutil.revrange(repo, revf) |
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190 elif srcf: |
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191 src = scmutil.revrange(repo, [srcf]) |
15801 | 192 rebaseset = repo.revs('(%ld)::', src) |
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193 else: |
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194 base = scmutil.revrange(repo, [basef or '.']) |
15801 | 195 rebaseset = repo.revs( |
196 '(children(ancestor(%ld, %d)) and ::(%ld))::', | |
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197 base, dest, base) |
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198 if rebaseset: |
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199 root = min(rebaseset) |
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200 else: |
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201 root = None |
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202 |
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203 if not rebaseset: |
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204 repo.ui.debug('base is ancestor of destination\n') |
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205 result = None |
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206 elif (not (keepf or obsolete._enabled) |
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207 and repo.revs('first(children(%ld) - %ld)', |
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208 rebaseset, rebaseset)): |
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209 raise util.Abort( |
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210 _("can't remove original changesets with" |
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211 " unrebased descendants"), |
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212 hint=_('use --keep to keep original changesets')) |
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213 else: |
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214 result = buildstate(repo, dest, rebaseset, collapsef) |
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215 |
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216 if not result: |
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217 # Empty state built, nothing to rebase |
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218 ui.status(_('nothing to rebase\n')) |
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220 elif not keepf and not repo[root].mutable(): |
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221 raise util.Abort(_("can't rebase immutable changeset %s") |
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222 % repo[root], |
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223 hint=_('see hg help phases for details')) |
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224 else: |
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225 originalwd, target, state = result |
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226 if collapsef: |
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227 targetancestors = repo.changelog.ancestors([target], |
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228 inclusive=True) |
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229 external = checkexternal(repo, state, targetancestors) |
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230 |
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231 if keepbranchesf: |
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232 assert not extrafn, 'cannot use both keepbranches and extrafn' |
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233 def extrafn(ctx, extra): |
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234 extra['branch'] = ctx.branch() |
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235 if collapsef: |
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236 branches = set() |
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237 for rev in state: |
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238 branches.add(repo[rev].branch()) |
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239 if len(branches) > 1: |
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240 raise util.Abort(_('cannot collapse multiple named ' |
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241 'branches')) |
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242 |
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243 |
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244 # Rebase |
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245 if not targetancestors: |
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246 targetancestors = repo.changelog.ancestors([target], inclusive=True) |
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247 |
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248 # Keep track of the current bookmarks in order to reset them later |
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249 currentbookmarks = repo._bookmarks.copy() |
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250 activebookmark = activebookmark or repo._bookmarkcurrent |
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251 if activebookmark: |
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252 bookmarks.unsetcurrent(repo) |
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253 |
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254 sortedstate = sorted(state) |
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255 total = len(sortedstate) |
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256 pos = 0 |
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257 for rev in sortedstate: |
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258 pos += 1 |
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259 if state[rev] == -1: |
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260 ui.progress(_("rebasing"), pos, ("%d:%s" % (rev, repo[rev])), |
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261 _('changesets'), total) |
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262 p1, p2 = defineparents(repo, rev, target, state, |
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263 targetancestors) |
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264 storestatus(repo, originalwd, target, state, collapsef, keepf, |
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265 keepbranchesf, external, activebookmark) |
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266 if len(repo.parents()) == 2: |
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267 repo.ui.debug('resuming interrupted rebase\n') |
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268 else: |
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269 try: |
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270 ui.setconfig('ui', 'forcemerge', opts.get('tool', '')) |
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271 stats = rebasenode(repo, rev, p1, state, collapsef) |
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272 if stats and stats[3] > 0: |
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273 raise error.InterventionRequired( |
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274 _('unresolved conflicts (see hg ' |
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275 'resolve, then hg rebase --continue)')) |
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276 finally: |
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277 ui.setconfig('ui', 'forcemerge', '') |
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278 cmdutil.duplicatecopies(repo, rev, target) |
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279 if not collapsef: |
15219 | 280 newrev = concludenode(repo, rev, p1, p2, extrafn=extrafn, |
281 editor=editor) | |
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282 else: |
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283 # Skip commit if we are collapsing |
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284 repo.setparents(repo[p1].node()) |
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285 newrev = None |
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286 # Update the state |
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287 if newrev is not None: |
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288 state[rev] = repo[newrev].rev() |
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289 else: |
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290 if not collapsef: |
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291 ui.note(_('no changes, revision %d skipped\n') % rev) |
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292 ui.debug('next revision set to %s\n' % p1) |
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293 skipped.add(rev) |
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294 state[rev] = p1 |
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295 |
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296 ui.progress(_('rebasing'), None) |
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297 ui.note(_('rebase merging completed\n')) |
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298 |
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299 if collapsef and not keepopen: |
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300 p1, p2 = defineparents(repo, min(state), target, |
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301 state, targetancestors) |
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302 if collapsemsg: |
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303 commitmsg = collapsemsg |
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304 else: |
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305 commitmsg = 'Collapsed revision' |
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306 for rebased in state: |
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307 if rebased not in skipped and state[rebased] > nullmerge: |
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308 commitmsg += '\n* %s' % repo[rebased].description() |
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309 commitmsg = ui.edit(commitmsg, repo.ui.username()) |
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310 newrev = concludenode(repo, rev, p1, external, commitmsg=commitmsg, |
15219 | 311 extrafn=extrafn, editor=editor) |
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312 |
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313 if 'qtip' in repo.tags(): |
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314 updatemq(repo, state, skipped, **opts) |
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315 |
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316 if currentbookmarks: |
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317 # Nodeids are needed to reset bookmarks |
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318 nstate = {} |
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319 for k, v in state.iteritems(): |
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320 if v > nullmerge: |
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321 nstate[repo[k].node()] = repo[v].node() |
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322 # XXX this is the same as dest.node() for the non-continue path -- |
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323 # this should probably be cleaned up |
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324 targetnode = repo[target].node() |
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325 |
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326 if not keepf: |
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327 collapsedas = None |
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328 if collapsef: |
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329 collapsedas = newrev |
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330 clearrebased(ui, repo, state, skipped, collapsedas) |
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331 |
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332 if currentbookmarks: |
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333 updatebookmarks(repo, targetnode, nstate, currentbookmarks) |
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334 |
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335 clearstatus(repo) |
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336 ui.note(_("rebase completed\n")) |
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337 util.unlinkpath(repo.sjoin('undo'), ignoremissing=True) |
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338 if skipped: |
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339 ui.note(_("%d revisions have been skipped\n") % len(skipped)) |
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340 |
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341 if (activebookmark and |
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342 repo['tip'].node() == repo._bookmarks[activebookmark]): |
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343 bookmarks.setcurrent(repo, activebookmark) |
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344 |
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345 finally: |
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346 release(lock, wlock) |
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347 |
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348 def checkexternal(repo, state, targetancestors): |
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349 """Check whether one or more external revisions need to be taken in |
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350 consideration. In the latter case, abort. |
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351 """ |
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352 external = nullrev |
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353 source = min(state) |
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354 for rev in state: |
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355 if rev == source: |
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356 continue |
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357 # Check externals and fail if there are more than one |
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358 for p in repo[rev].parents(): |
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359 if (p.rev() not in state |
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360 and p.rev() not in targetancestors): |
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361 if external != nullrev: |
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362 raise util.Abort(_('unable to collapse, there is more ' |
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363 'than one external parent')) |
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364 external = p.rev() |
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365 return external |
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366 |
15219 | 367 def concludenode(repo, rev, p1, p2, commitmsg=None, editor=None, extrafn=None): |
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368 'Commit the changes and store useful information in extra' |
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369 try: |
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370 repo.setparents(repo[p1].node(), repo[p2].node()) |
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371 ctx = repo[rev] |
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372 if commitmsg is None: |
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373 commitmsg = ctx.description() |
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374 extra = {'rebase_source': ctx.hex()} |
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375 if extrafn: |
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376 extrafn(ctx, extra) |
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377 # Commit might fail if unresolved files exist |
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378 newrev = repo.commit(text=commitmsg, user=ctx.user(), |
15219 | 379 date=ctx.date(), extra=extra, editor=editor) |
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380 repo.dirstate.setbranch(repo[newrev].branch()) |
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381 targetphase = max(ctx.phase(), phases.draft) |
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382 # retractboundary doesn't overwrite upper phase inherited from parent |
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383 newnode = repo[newrev].node() |
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384 if newnode: |
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385 phases.retractboundary(repo, targetphase, [newnode]) |
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386 return newrev |
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387 except util.Abort: |
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388 # Invalidate the previous setparents |
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389 repo.dirstate.invalidate() |
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390 raise |
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391 |
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392 def rebasenode(repo, rev, p1, state, collapse): |
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393 'Rebase a single revision' |
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394 # Merge phase |
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395 # Update to target and merge it with local |
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396 if repo['.'].rev() != repo[p1].rev(): |
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397 repo.ui.debug(" update to %d:%s\n" % (repo[p1].rev(), repo[p1])) |
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398 merge.update(repo, p1, False, True, False) |
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399 else: |
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400 repo.ui.debug(" already in target\n") |
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401 repo.dirstate.write() |
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402 repo.ui.debug(" merge against %d:%s\n" % (repo[rev].rev(), repo[rev])) |
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403 base = None |
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404 if repo[rev].rev() != repo[min(state)].rev(): |
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405 base = repo[rev].p1().node() |
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406 # When collapsing in-place, the parent is the common ancestor, we |
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407 # have to allow merging with it. |
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408 return merge.update(repo, rev, True, True, False, base, collapse) |
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409 |
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410 def nearestrebased(repo, rev, state): |
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411 """return the nearest ancestors of rev in the rebase result""" |
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412 rebased = [r for r in state if state[r] > nullmerge] |
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413 candidates = repo.revs('max(%ld and (::%d))', rebased, rev) |
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414 if candidates: |
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415 return state[candidates[0]] |
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416 else: |
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417 return None |
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418 |
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419 def defineparents(repo, rev, target, state, targetancestors): |
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420 'Return the new parent relationship of the revision that will be rebased' |
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421 parents = repo[rev].parents() |
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422 p1 = p2 = nullrev |
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423 |
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424 P1n = parents[0].rev() |
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425 if P1n in targetancestors: |
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426 p1 = target |
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427 elif P1n in state: |
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428 if state[P1n] == nullmerge: |
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429 p1 = target |
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430 elif state[P1n] == revignored: |
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431 p1 = nearestrebased(repo, P1n, state) |
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432 if p1 is None: |
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433 p1 = target |
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434 else: |
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435 p1 = state[P1n] |
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436 else: # P1n external |
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437 p1 = target |
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438 p2 = P1n |
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439 |
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440 if len(parents) == 2 and parents[1].rev() not in targetancestors: |
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441 P2n = parents[1].rev() |
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442 # interesting second parent |
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443 if P2n in state: |
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444 if p1 == target: # P1n in targetancestors or external |
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445 p1 = state[P2n] |
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446 elif state[P2n] == revignored: |
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447 p2 = nearestrebased(repo, P2n, state) |
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448 if p2 is None: |
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449 # no ancestors rebased yet, detach |
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450 p2 = target |
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451 else: |
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452 p2 = state[P2n] |
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453 else: # P2n external |
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454 if p2 != nullrev: # P1n external too => rev is a merged revision |
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455 raise util.Abort(_('cannot use revision %d as base, result ' |
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456 'would have 3 parents') % rev) |
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457 p2 = P2n |
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458 repo.ui.debug(" future parents are %d and %d\n" % |
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459 (repo[p1].rev(), repo[p2].rev())) |
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460 return p1, p2 |
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461 |
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462 def isagitpatch(repo, patchname): |
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463 'Return true if the given patch is in git format' |
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464 mqpatch = os.path.join(repo.mq.path, patchname) |
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465 for line in patch.linereader(file(mqpatch, 'rb')): |
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466 if line.startswith('diff --git'): |
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467 return True |
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468 return False |
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469 |
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470 def updatemq(repo, state, skipped, **opts): |
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471 'Update rebased mq patches - finalize and then import them' |
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472 mqrebase = {} |
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473 mq = repo.mq |
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474 original_series = mq.fullseries[:] |
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parents:
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|
475 skippedpatches = set() |
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rebase: restore mq guards after rebasing (issue2107)
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parents:
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diff
changeset
|
476 |
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rebase: small cosmetic cleanups
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parents:
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diff
changeset
|
477 for p in mq.applied: |
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|
478 rev = repo[p.node].rev() |
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|
479 if rev in state: |
9467
4c041f1ee1b4
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Martin Geisler <mg@lazybytes.net>
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diff
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|
480 repo.ui.debug('revision %d is an mq patch (%s), finalize it.\n' % |
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|
481 (rev, p.name)) |
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|
482 mqrebase[rev] = (p.name, isagitpatch(repo, p.name)) |
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|
483 else: |
b9f51f49bf2a
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parents:
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diff
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|
484 # Applied but not rebased, not sure this should happen |
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parents:
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changeset
|
485 skippedpatches.add(p.name) |
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|
486 |
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|
487 if mqrebase: |
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diff
changeset
|
488 mq.finish(repo, mqrebase.keys()) |
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|
489 |
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diff
changeset
|
490 # We must start import from the newest revision |
8210
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Matt Mackall <mpm@selenic.com>
parents:
8209
diff
changeset
|
491 for rev in sorted(mqrebase, reverse=True): |
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Add rebase extension
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|
492 if rev not in skipped: |
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changeset
|
493 name, isgit = mqrebase[rev] |
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diff
changeset
|
494 repo.ui.debug('import mq patch %d (%s)\n' % (state[rev], name)) |
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diff
changeset
|
495 mq.qimport(repo, (), patchname=name, git=isgit, |
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diff
changeset
|
496 rev=[str(state[rev])]) |
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changeset
|
497 else: |
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|
498 # Rebased and skipped |
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changeset
|
499 skippedpatches.add(mqrebase[rev][0]) |
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ea585f2b1adc
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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diff
changeset
|
500 |
16531
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changeset
|
501 # Patches were either applied and rebased and imported in |
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diff
changeset
|
502 # order, applied and removed or unapplied. Discard the removed |
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changeset
|
503 # ones while preserving the original series order and guards. |
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parents:
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diff
changeset
|
504 newseries = [s for s in original_series |
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diff
changeset
|
505 if mq.guard_re.split(s, 1)[0] not in skippedpatches] |
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changeset
|
506 mq.fullseries[:] = newseries |
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diff
changeset
|
507 mq.seriesdirty = True |
14580
92101ea35015
mq: rename save_dirty to savedirty
Adrian Buehlmann <adrian@cadifra.com>
parents:
14572
diff
changeset
|
508 mq.savedirty() |
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diff
changeset
|
509 |
18549
12de53323e59
rebase: derive node from target rev (issue3802)
Siddharth Agarwal <sid0@fb.com>
parents:
18518
diff
changeset
|
510 def updatebookmarks(repo, targetnode, nstate, originalbookmarks): |
18514
2a1fac3650a5
rebase: delete divergent bookmarks on destination (issue3685)
Siddharth Agarwal <sid0@fb.com>
parents:
18512
diff
changeset
|
511 'Move bookmarks to their correct changesets, and delete divergent ones' |
17922
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bookmarks: introduce a bmstore to manage bookmark persistence
Augie Fackler <raf@durin42.com>
parents:
17615
diff
changeset
|
512 marks = repo._bookmarks |
14884
c0ccd70df52c
rebase: reset bookmarks (issue2265 and issue2873)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
14635
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changeset
|
513 for k, v in originalbookmarks.iteritems(): |
c0ccd70df52c
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parents:
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diff
changeset
|
514 if v in nstate: |
18512
22978b82ab4b
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Siddharth Agarwal <sid0@fb.com>
parents:
18447
diff
changeset
|
515 # update the bookmarks for revs that have moved |
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parents:
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diff
changeset
|
516 marks[k] = nstate[v] |
18549
12de53323e59
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Siddharth Agarwal <sid0@fb.com>
parents:
18518
diff
changeset
|
517 bookmarks.deletedivergent(repo, [targetnode], k) |
14884
c0ccd70df52c
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parents:
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diff
changeset
|
518 |
17922
7f5dab94e48c
bookmarks: introduce a bmstore to manage bookmark persistence
Augie Fackler <raf@durin42.com>
parents:
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changeset
|
519 marks.write() |
14884
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rebase: reset bookmarks (issue2265 and issue2873)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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diff
changeset
|
520 |
7952
b214066b7e1d
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parents:
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diff
changeset
|
521 def storestatus(repo, originalwd, target, state, collapse, keep, keepbranches, |
18755
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parents:
18549
diff
changeset
|
522 external, activebookmark): |
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diff
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|
523 'Store the current status to allow recovery' |
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diff
changeset
|
524 f = repo.opener("rebasestate", "w") |
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|
525 f.write(repo[originalwd].hex() + '\n') |
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Add rebase extension
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|
526 f.write(repo[target].hex() + '\n') |
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|
527 f.write(repo[external].hex() + '\n') |
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changeset
|
528 f.write('%d\n' % int(collapse)) |
7952
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changeset
|
529 f.write('%d\n' % int(keep)) |
b214066b7e1d
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changeset
|
530 f.write('%d\n' % int(keepbranches)) |
18755
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Durham Goode <durham@fb.com>
parents:
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diff
changeset
|
531 f.write('%s\n' % (activebookmark or '')) |
7622
4dd7b28003d2
use dict.iteritems() rather than dict.items()
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
7599
diff
changeset
|
532 for d, v in state.iteritems(): |
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Add rebase extension
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diff
changeset
|
533 oldrev = repo[d].hex() |
18446
c83d36b81df1
rebase: lose the comparison to `nullmerge`
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18444
diff
changeset
|
534 if v > nullmerge: |
15464
3411a83e232a
rebase: treat nullmerge as a special case in rebasestate (issue3046)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
15289
diff
changeset
|
535 newrev = repo[v].hex() |
3411a83e232a
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
15289
diff
changeset
|
536 else: |
3411a83e232a
rebase: treat nullmerge as a special case in rebasestate (issue3046)
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parents:
15289
diff
changeset
|
537 newrev = v |
6906
808f03f61ebe
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diff
changeset
|
538 f.write("%s:%s\n" % (oldrev, newrev)) |
808f03f61ebe
Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
539 f.close() |
9467
4c041f1ee1b4
do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents:
9301
diff
changeset
|
540 repo.ui.debug('rebase status stored\n') |
6906
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Add rebase extension
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diff
changeset
|
541 |
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diff
changeset
|
542 def clearstatus(repo): |
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diff
changeset
|
543 'Remove the status files' |
18386
03442135dff4
refactoring: use unlinkpath with ignoremissing
Mads Kiilerich <madski@unity3d.com>
parents:
18269
diff
changeset
|
544 util.unlinkpath(repo.join("rebasestate"), ignoremissing=True) |
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diff
changeset
|
545 |
808f03f61ebe
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diff
changeset
|
546 def restorestatus(repo): |
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diff
changeset
|
547 'Restore a previously stored status' |
808f03f61ebe
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diff
changeset
|
548 try: |
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diff
changeset
|
549 target = None |
808f03f61ebe
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diff
changeset
|
550 collapse = False |
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diff
changeset
|
551 external = nullrev |
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72412afe4c28
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Durham Goode <durham@fb.com>
parents:
18549
diff
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|
552 activebookmark = None |
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diff
changeset
|
553 state = {} |
808f03f61ebe
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diff
changeset
|
554 f = repo.opener("rebasestate") |
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parents:
diff
changeset
|
555 for i, l in enumerate(f.read().splitlines()): |
808f03f61ebe
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parents:
diff
changeset
|
556 if i == 0: |
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parents:
diff
changeset
|
557 originalwd = repo[l].rev() |
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diff
changeset
|
558 elif i == 1: |
808f03f61ebe
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
559 target = repo[l].rev() |
808f03f61ebe
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
560 elif i == 2: |
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
561 external = repo[l].rev() |
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
562 elif i == 3: |
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parents:
diff
changeset
|
563 collapse = bool(int(l)) |
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rebase: store/restore arguments correctly
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
7951
diff
changeset
|
564 elif i == 4: |
b214066b7e1d
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
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diff
changeset
|
565 keep = bool(int(l)) |
b214066b7e1d
rebase: store/restore arguments correctly
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parents:
7951
diff
changeset
|
566 elif i == 5: |
b214066b7e1d
rebase: store/restore arguments correctly
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parents:
7951
diff
changeset
|
567 keepbranches = bool(int(l)) |
18755
72412afe4c28
rebase: restore active bookmark after rebase --continue
Durham Goode <durham@fb.com>
parents:
18549
diff
changeset
|
568 elif i == 6 and not (len(l) == 81 and ':' in l): |
72412afe4c28
rebase: restore active bookmark after rebase --continue
Durham Goode <durham@fb.com>
parents:
18549
diff
changeset
|
569 # line 6 is a recent addition, so for backwards compatibility |
72412afe4c28
rebase: restore active bookmark after rebase --continue
Durham Goode <durham@fb.com>
parents:
18549
diff
changeset
|
570 # check that the line doesn't look like the oldrev:newrev lines |
72412afe4c28
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Durham Goode <durham@fb.com>
parents:
18549
diff
changeset
|
571 activebookmark = l |
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808f03f61ebe
Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
572 else: |
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Add rebase extension
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
diff
changeset
|
573 oldrev, newrev = l.split(':') |
18447
7159426c8d13
rebase: properly handle unrebased revision between rebased one
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18446
diff
changeset
|
574 if newrev in (str(nullmerge), str(revignored)): |
7159426c8d13
rebase: properly handle unrebased revision between rebased one
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18446
diff
changeset
|
575 state[repo[oldrev].rev()] = int(newrev) |
7159426c8d13
rebase: properly handle unrebased revision between rebased one
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18446
diff
changeset
|
576 else: |
15464
3411a83e232a
rebase: treat nullmerge as a special case in rebasestate (issue3046)
Stefano Tortarolo <stefano.tortarolo@gmail.com>
parents:
15289
diff
changeset
|
577 state[repo[oldrev].rev()] = repo[newrev].rev() |
11843
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11546
diff
changeset
|
578 skipped = set() |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
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11546
diff
changeset
|
579 # recompute the set of skipped revs |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
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diff
changeset
|
580 if not collapse: |
00f8e7837668
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11546
diff
changeset
|
581 seen = set([target]) |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11546
diff
changeset
|
582 for old, new in sorted(state.items()): |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11546
diff
changeset
|
583 if new != nullrev and new in seen: |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
11546
diff
changeset
|
584 skipped.add(old) |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
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parents:
11546
diff
changeset
|
585 seen.add(new) |
00f8e7837668
rebase: recompute the set of skipped rev when using --continue (issue2330)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
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11546
diff
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|
586 repo.ui.debug('computed skipped revs: %s\n' % skipped) |
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587 repo.ui.debug('rebase status resumed\n') |
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588 return (originalwd, target, state, skipped, |
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589 collapse, keep, keepbranches, external, activebookmark) |
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590 except IOError, err: |
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591 if err.errno != errno.ENOENT: |
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592 raise |
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593 raise util.Abort(_('no rebase in progress')) |
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594 |
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595 def inrebase(repo, originalwd, state): |
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596 '''check whether the workdir is in an interrupted rebase''' |
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597 parents = [p.rev() for p in repo.parents()] |
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598 if originalwd in parents: |
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599 return True |
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600 |
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601 for newrev in state.itervalues(): |
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602 if newrev in parents: |
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603 return True |
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604 |
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605 return False |
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606 |
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607 def abort(repo, originalwd, target, state): |
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608 'Restore the repository to its original state' |
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609 dstates = [s for s in state.values() if s != nullrev] |
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610 immutable = [d for d in dstates if not repo[d].mutable()] |
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611 cleanup = True |
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612 if immutable: |
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613 repo.ui.warn(_("warning: can't clean up immutable changesets %s\n") |
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614 % ', '.join(str(repo[r]) for r in immutable), |
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615 hint=_('see hg help phases for details')) |
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616 cleanup = False |
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617 |
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618 descendants = set() |
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619 if dstates: |
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620 descendants = set(repo.changelog.descendants(dstates)) |
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621 if descendants - set(dstates): |
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622 repo.ui.warn(_("warning: new changesets detected on target branch, " |
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623 "can't strip\n")) |
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624 cleanup = False |
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625 |
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626 if cleanup: |
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627 # Update away from the rebase if necessary |
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628 if inrebase(repo, originalwd, state): |
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629 merge.update(repo, repo[originalwd].rev(), False, True, False) |
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630 |
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631 # Strip from the first rebased revision |
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632 rebased = filter(lambda x: x > -1 and x != target, state.values()) |
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633 if rebased: |
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634 strippoints = [c.node() for c in repo.set('roots(%ld)', rebased)] |
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635 # no backup of rebased cset versions needed |
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636 repair.strip(repo.ui, repo, strippoints) |
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637 |
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638 clearstatus(repo) |
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639 repo.ui.warn(_('rebase aborted\n')) |
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640 return 0 |
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641 |
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642 def buildstate(repo, dest, rebaseset, collapse): |
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643 '''Define which revisions are going to be rebased and where |
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644 |
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645 repo: repo |
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646 dest: context |
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647 rebaseset: set of rev |
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648 ''' |
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649 |
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650 # This check isn't strictly necessary, since mq detects commits over an |
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651 # applied patch. But it prevents messing up the working directory when |
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652 # a partially completed rebase is blocked by mq. |
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653 if 'qtip' in repo.tags() and (dest.node() in |
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654 [s.node for s in repo.mq.applied]): |
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655 raise util.Abort(_('cannot rebase onto an applied mq patch')) |
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656 |
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657 roots = list(repo.set('roots(%ld)', rebaseset)) |
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658 if not roots: |
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659 raise util.Abort(_('no matching revisions')) |
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660 roots.sort() |
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661 state = {} |
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662 detachset = set() |
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663 for root in roots: |
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664 commonbase = root.ancestor(dest) |
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665 if commonbase == root: |
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666 raise util.Abort(_('source is ancestor of destination')) |
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667 if commonbase == dest: |
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668 samebranch = root.branch() == dest.branch() |
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669 if not collapse and samebranch and root in dest.children(): |
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670 repo.ui.debug('source is a child of destination\n') |
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671 return None |
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672 |
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673 repo.ui.debug('rebase onto %d starting from %s\n' % (dest, roots)) |
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674 state.update(dict.fromkeys(rebaseset, nullrev)) |
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675 # Rebase tries to turn <dest> into a parent of <root> while |
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676 # preserving the number of parents of rebased changesets: |
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677 # |
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678 # - A changeset with a single parent will always be rebased as a |
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679 # changeset with a single parent. |
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680 # |
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681 # - A merge will be rebased as merge unless its parents are both |
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682 # ancestors of <dest> or are themselves in the rebased set and |
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683 # pruned while rebased. |
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684 # |
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685 # If one parent of <root> is an ancestor of <dest>, the rebased |
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686 # version of this parent will be <dest>. This is always true with |
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687 # --base option. |
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688 # |
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689 # Otherwise, we need to *replace* the original parents with |
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690 # <dest>. This "detaches" the rebased set from its former location |
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691 # and rebases it onto <dest>. Changes introduced by ancestors of |
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692 # <root> not common with <dest> (the detachset, marked as |
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693 # nullmerge) are "removed" from the rebased changesets. |
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694 # |
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695 # - If <root> has a single parent, set it to <dest>. |
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696 # |
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697 # - If <root> is a merge, we cannot decide which parent to |
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698 # replace, the rebase operation is not clearly defined. |
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699 # |
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700 # The table below sums up this behavior: |
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701 # |
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702 # +------------------+----------------------+-------------------------+ |
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703 # | | one parent | merge | |
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704 # +------------------+----------------------+-------------------------+ |
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705 # | parent in | new parent is <dest> | parents in ::<dest> are | |
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706 # | ::<dest> | | remapped to <dest> | |
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707 # +------------------+----------------------+-------------------------+ |
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708 # | unrelated source | new parent is <dest> | ambiguous, abort | |
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709 # +------------------+----------------------+-------------------------+ |
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710 # |
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711 # The actual abort is handled by `defineparents` |
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|
712 if len(root.parents()) <= 1: |
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713 # ancestors of <root> not ancestors of <dest> |
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714 detachset.update(repo.changelog.findmissingrevs([commonbase.rev()], |
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|
715 [root.rev()])) |
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716 for r in detachset: |
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717 if r not in state: |
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718 state[r] = nullmerge |
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|
719 if len(roots) > 1: |
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720 # If we have multiple roots, we may have "hole" in the rebase set. |
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721 # Rebase roots that descend from those "hole" should not be detached as |
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|
722 # other root are. We use the special `revignored` to inform rebase that |
18644
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|
723 # the revision should be ignored but that `defineparents` should search |
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724 # a rebase destination that make sense regarding rebased topology. |
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725 rebasedomain = set(repo.revs('%ld::%ld', rebaseset, rebaseset)) |
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|
726 for ignored in set(rebasedomain) - set(rebaseset): |
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|
727 state[ignored] = revignored |
15267
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|
728 return repo['.'].rev(), dest.rev(), state |
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|
729 |
18444
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730 def clearrebased(ui, repo, state, skipped, collapsedas=None): |
17613
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731 """dispose of rebased revision at the end of the rebase |
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732 |
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|
733 If `collapsedas` is not None, the rebase was a collapse whose result if the |
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|
734 `collapsedas` node.""" |
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|
735 if obsolete._enabled: |
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|
736 markers = [] |
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737 for rev, newrev in sorted(state.items()): |
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|
738 if newrev >= 0: |
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|
739 if rev in skipped: |
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|
740 succs = () |
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|
741 elif collapsedas is not None: |
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742 succs = (repo[collapsedas],) |
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743 else: |
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744 succs = (repo[newrev],) |
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|
745 markers.append((repo[rev], succs)) |
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|
746 if markers: |
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|
747 obsolete.createmarkers(repo, markers) |
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|
748 else: |
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|
749 rebased = [rev for rev in state if state[rev] > nullmerge] |
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|
750 if rebased: |
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|
751 stripped = [] |
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|
752 for root in repo.set('roots(%ld)', rebased): |
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|
753 if set(repo.changelog.descendants([root.rev()])) - set(state): |
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|
754 ui.warn(_("warning: new changesets detected " |
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|
755 "on source branch, not stripping\n")) |
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|
756 else: |
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|
757 stripped.append(root.node()) |
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|
758 if stripped: |
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|
759 # backup the old csets by default |
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|
760 repair.strip(ui, repo, stripped, "all") |
17611
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17325
diff
changeset
|
761 |
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diff
changeset
|
762 |
7216
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Matt Mackall <mpm@selenic.com>
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diff
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|
763 def pullrebase(orig, ui, repo, *args, **opts): |
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|
764 'Call rebase after pull if the latter has been invoked with --rebase' |
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|
765 if opts.get('rebase'): |
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Add rebase extension
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diff
changeset
|
766 if opts.get('update'): |
8242
aee8455ee8ec
Fix typeerror when specifying both --rebase and --pull
Martijn Pieters <mj@zopatista.com>
parents:
7786
diff
changeset
|
767 del opts['update'] |
9467
4c041f1ee1b4
do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
parents:
9301
diff
changeset
|
768 ui.debug('--update and --rebase are not compatible, ignoring ' |
4c041f1ee1b4
do not attempt to translate ui.debug output
Martin Geisler <mg@lazybytes.net>
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9301
diff
changeset
|
769 'the update flag\n') |
6906
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Add rebase extension
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|
770 |
16228
5b41d5ad52bf
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Matt Mackall <mpm@selenic.com>
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diff
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|
771 movemarkfrom = repo['.'].node() |
14289
d68ddccf276b
cmdutil: bail_if_changed to bailifchanged
Matt Mackall <mpm@selenic.com>
parents:
13895
diff
changeset
|
772 cmdutil.bailifchanged(repo) |
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diff
changeset
|
773 revsprepull = len(repo) |
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Sune Foldager <cryo@cyanite.org>
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diff
changeset
|
774 origpostincoming = commands.postincoming |
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diff
changeset
|
775 def _dummy(*args, **kwargs): |
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diff
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|
776 pass |
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|
777 commands.postincoming = _dummy |
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diff
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|
778 try: |
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diff
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|
779 orig(ui, repo, *args, **opts) |
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diff
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|
780 finally: |
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changeset
|
781 commands.postincoming = origpostincoming |
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|
782 revspostpull = len(repo) |
808f03f61ebe
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|
783 if revspostpull > revsprepull: |
17988
848345a8d6ad
rebase: fix pull --rev options clashing with --rebase (issue3619)
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parents:
17615
diff
changeset
|
784 # --rev option from pull conflict with rebase own --rev |
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changeset
|
785 # dropping it |
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diff
changeset
|
786 if 'rev' in opts: |
848345a8d6ad
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Pierre-Yves David <pierre-yves.david@logilab.fr>
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|
787 del opts['rev'] |
7216
292fb2ad2846
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Matt Mackall <mpm@selenic.com>
parents:
7213
diff
changeset
|
788 rebase(ui, repo, **opts) |
7786
92455c1d6f83
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
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7636
diff
changeset
|
789 branch = repo[None].branch() |
92455c1d6f83
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
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diff
changeset
|
790 dest = repo[branch].rev() |
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Stefano Tortarolo <stefano.tortarolo@gmail.com>
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diff
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|
791 if dest != repo['.'].rev(): |
92455c1d6f83
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parents:
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diff
changeset
|
792 # there was nothing to rebase we force an update |
10628
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Sune Foldager <cryo@cyanite.org>
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diff
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|
793 hg.update(repo, dest) |
16228
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Matt Mackall <mpm@selenic.com>
parents:
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diff
changeset
|
794 if bookmarks.update(repo, [movemarkfrom], repo['.'].node()): |
5b41d5ad52bf
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Matt Mackall <mpm@selenic.com>
parents:
15945
diff
changeset
|
795 ui.status(_("updating bookmark %s\n") |
5b41d5ad52bf
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Matt Mackall <mpm@selenic.com>
parents:
15945
diff
changeset
|
796 % repo._bookmarkcurrent) |
6906
808f03f61ebe
Add rebase extension
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diff
changeset
|
797 else: |
14444
1f997134a9d1
rebase: add option --tool/-t for 'pull --rebase'
Adrian Buehlmann <adrian@cadifra.com>
parents:
14306
diff
changeset
|
798 if opts.get('tool'): |
1f997134a9d1
rebase: add option --tool/-t for 'pull --rebase'
Adrian Buehlmann <adrian@cadifra.com>
parents:
14306
diff
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799 raise util.Abort(_('--tool can only be used with --rebase')) |
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800 orig(ui, repo, *args, **opts) |
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801 |
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802 def summaryhook(ui, repo): |
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803 if not os.path.exists(repo.join('rebasestate')): |
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804 return |
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805 state = restorestatus(repo)[2] |
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806 numrebased = len([i for i in state.itervalues() if i != -1]) |
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807 # i18n: column positioning for "hg summary" |
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808 ui.write(_('rebase: %s, %s (rebase --continue)\n') % |
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809 (ui.label(_('%d rebased'), 'rebase.rebased') % numrebased, |
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810 ui.label(_('%d remaining'), 'rebase.remaining') % |
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811 (len(state) - numrebased))) |
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812 |
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813 def uisetup(ui): |
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814 'Replace pull with a decorator to provide --rebase option' |
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815 entry = extensions.wrapcommand(commands.table, 'pull', pullrebase) |
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816 entry[1].append(('', 'rebase', None, |
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817 _("rebase working directory to branch head"))) |
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818 entry[1].append(('t', 'tool', '', |
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819 _("specify merge tool for rebase"))) |
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820 cmdutil.summaryhooks.add('rebase', summaryhook) |
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821 cmdutil.unfinishedstates.append( |
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822 ['rebasestate', False, False, _('rebase in progress'), |
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823 _("use 'hg rebase --continue' or 'hg rebase --abort'")]) |