1 # Mercurial extension to provide the 'hg children' command

     2 #

     3 # Copyright 2007 by Intevation GmbH <intevation@intevation.de>

     4 #

     5 # Author(s):

     6 # Thomas Arendsen Hein <thomas@intevation.de>

     7 #

     8 # This software may be used and distributed according to the terms of the

     9 # GNU General Public License version 2 or any later version.

    10 

    11 '''command to display child changesets'''

    12 

    13 from mercurial import cmdutil

    14 from mercurial.commands import templateopts

    15 from mercurial.i18n import _

    16 

    17 

    18 def children(ui, repo, file_=None, **opts):

    19     """show the children of the given or working directory revision

    20 

    21     Print the children of the working directory's revisions. If a

    22     revision is given via -r/--rev, the children of that revision will

    23     be printed. If a file argument is given, revision in which the

    24     file was last changed (after the working directory revision or the

    25     argument to --rev if given) is printed.

    26     """

    27     rev = opts.get('rev')

    28     if file_:

    29         ctx = repo.filectx(file_, changeid=rev)

    30     else:

    31         ctx = repo[rev]

    32 

    33     displayer = cmdutil.show_changeset(ui, repo, opts)

    34     for cctx in ctx.children():

    35         displayer.show(cctx)

    36     displayer.close()

    37 

    38 cmdtable = {

    39     "children":

    40         (children,

    41          [('r', 'rev', '',

    42            _('show children of the specified revision'), _('REV')),

    43          ] + templateopts,

    44          _('hg children [-r REV] [FILE]')),

    45 }