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annotate hgext/children.py @ 4780:8b90d763ea90

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Add extension to provide the 'hg children' command (with tests)
author Thomas Arendsen Hein <thomas@intevation.de>
date Tue, 03 Jul 2007 12:14:25 +0200
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children be78ab217109
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4780
8b90d763ea90 Add extension to provide the 'hg children' command (with tests)
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1 # Mercurial extension to provide the 'hg children' command
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2 #
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3 # Copyright 2007 by Intevation GmbH <intevation@intevation.de>
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4 # Author(s):
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5 # Thomas Arendsen Hein <thomas@intevation.de>
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6 #
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7 # This software may be used and distributed according to the terms
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8 # of the GNU General Public License, incorporated herein by reference.
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9
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10 from mercurial import cmdutil, util
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11 from mercurial.i18n import _
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12 from mercurial.node import nullid
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13
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14
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15 def children(ui, repo, file_=None, **opts):
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16 """show the children of the given or working dir revision
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17
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18 Print the children of the working directory's revisions.
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19 If a revision is given via --rev, the children of that revision
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20 will be printed. If a file argument is given, revision in
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21 which the file was last changed (after the working directory
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22 revision or the argument to --rev if given) is printed.
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23 """
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24 rev = opts.get('rev')
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25 if file_:
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26 ctx = repo.filectx(file_, changeid=rev)
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27 else:
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28 ctx = repo.changectx(rev)
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29 if ctx.node() == nullid:
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30 raise util.Abort(_("All non-merge changesets are children of "
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31 "the null revision!"))
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32
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33 displayer = cmdutil.show_changeset(ui, repo, opts)
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34 for node in [cp.node() for cp in ctx.children()]:
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35 displayer.show(changenode=node)
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36
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37
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38 cmdtable = {
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39 "children":
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40 (children,
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41 [('r', 'rev', '', _('show children of the specified rev')),
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42 ('', 'style', '', _('display using template map file')),
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43 ('', 'template', '', _('display with template'))],
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44 _('hg children [-r REV] [FILE]')),
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45 }