hgext3rd/topic/compat.py
author Rodrigo Damazio <rdamazio@google.com>
Sun, 06 Oct 2019 02:30:12 -0400
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child 4929 bb2b4f6c99dc
permissions -rw-r--r--
help: categorizing evolve and topic commands This makes them show up under the right categories in 'hg help'. Differential Revision: https://phab.mercurial-scm.org/D6999
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# Copyright 2017 FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
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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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"""
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Compatibility module
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"""
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from __future__ import absolute_import
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from mercurial import (
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    obsolete,
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    pycompat,
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    registrar,
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)
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getmarkers = None
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successorssets = None
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try:
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    from mercurial import obsutil
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    getmarkers = getattr(obsutil, 'getmarkers', None)
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    successorssets = getattr(obsutil, 'successorssets', None)
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except ImportError:
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    pass
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if getmarkers is None:
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    getmarkers = obsolete.getmarkers
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if successorssets is None:
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    successorssets = obsolete.successorssets
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if pycompat.ispy3:
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    def branchmapitems(branchmap):
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        return branchmap.items()
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else:
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    # py3-transform: off
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    def branchmapitems(branchmap):
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        return branchmap.iteritems()
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    # py3-transform: on
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# help category compatibility
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# hg <= 4.7 (c303d65d2e34)
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def helpcategorykwargs(categoryname):
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    """Backwards-compatible specification of the helpategory argument."""
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    category = getattr(registrar.command, categoryname, None)
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    if not category:
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        return {}
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    return {'helpcategory': category}