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# Mercurial extension to provide the 'hg children' command
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#
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# Copyright 2007 by Intevation GmbH <intevation@intevation.de>
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#
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# Author(s):
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# Thomas Arendsen Hein <thomas@intevation.de>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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'''command to display child changesets (DEPRECATED)
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This extension is deprecated. You should use :hg:`log -r
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"children(REV)"` instead.
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'''
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from __future__ import absolute_import
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from mercurial.i18n import _
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from mercurial import (
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cmdutil,
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logcmdutil,
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pycompat,
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registrar,
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scmutil,
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)
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templateopts = cmdutil.templateopts
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cmdtable = {}
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command = registrar.command(cmdtable)
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# Note for extension authors: ONLY specify testedwith = 'ships-with-hg-core' for
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# extensions which SHIP WITH MERCURIAL. Non-mainline extensions should
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# be specifying the version(s) of Mercurial they are tested with, or
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# leave the attribute unspecified.
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testedwith = 'ships-with-hg-core'
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@command('children',
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[('r', 'rev', '.',
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_('show children of the specified revision'), _('REV')),
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] + templateopts,
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_('hg children [-r REV] [FILE]'),
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inferrepo=True)
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def children(ui, repo, file_=None, **opts):
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"""show the children of the given or working directory revision
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Print the children of the working directory's revisions. If a
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revision is given via -r/--rev, the children of that revision will
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be printed. If a file argument is given, revision in which the
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file was last changed (after the working directory revision or the
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argument to --rev if given) is printed.
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Please use :hg:`log` instead::
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hg children => hg log -r "children(.)"
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hg children -r REV => hg log -r "children(REV)"
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See :hg:`help log` and :hg:`help revsets.children`.
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"""
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opts = pycompat.byteskwargs(opts)
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rev = opts.get('rev')
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ctx = scmutil.revsingle(repo, rev)
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if file_:
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fctx = repo.filectx(file_, changeid=ctx.rev())
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childctxs = [fcctx.changectx() for fcctx in fctx.children()]
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else:
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childctxs = ctx.children()
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displayer = logcmdutil.changesetdisplayer(ui, repo, opts)
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for cctx in childctxs:
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displayer.show(cctx)
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displayer.close()
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