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e34660b057
Summary: Upstream has deprecated cmdutil.commands() in favor of registrar.commands() Test Plan: Ran the tests Reviewers: #mercurial, quark Reviewed By: quark Subscribers: mjpieters Differential Revision: https://phabricator.intern.facebook.com/D5106486 Signature: t1:5106486:1495485074:0e20f00622cc651e8c9dda837f84dd84cc51099e
64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
# Copyright 2016 Facebook Inc.
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#
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# Locate and load arcanist configuration for a project
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import errno
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import json
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import os
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from mercurial import (
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error,
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registrar,
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)
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cmdtable = {}
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command = registrar.command(cmdtable)
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class ArcConfigError(Exception):
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pass
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def _load_file(filename):
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try:
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with open(filename, 'r') as f:
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return json.loads(f.read())
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except IOError as ex:
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if ex.errno == errno.ENOENT:
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return None
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raise
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def load_for_path(path):
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# location where `arc install-certificate` writes .arcrc
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if os.name == 'nt':
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envvar = 'APPDATA'
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else:
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envvar = 'HOME'
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homedir = os.getenv(envvar)
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if not homedir:
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raise ArcConfigError('$%s environment variable not found' % envvar)
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# Use their own file as a basis
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userconfig = _load_file(os.path.join(homedir, '.arcrc')) or {}
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# Walk up the path and augment with an .arcconfig if we find it,
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# terminating the search at that point.
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path = os.path.abspath(path)
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while len(path) > 1:
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config = _load_file(os.path.join(path, '.arcconfig'))
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if config is not None:
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userconfig.update(config)
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# Return the located path too, as we need this for figuring
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# out where we are relative to the fbsource root.
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userconfig['_arcconfig_path'] = path
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return userconfig
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path = os.path.dirname(path)
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raise ArcConfigError('no .arcconfig found')
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@command('debugarcconfig')
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def debugarcconfig(ui, repo, *args, **opts):
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""" exists purely for testing and diagnostic purposes """
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try:
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config = load_for_path(repo.root)
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ui.write(json.dumps(config, sort_keys=True), '\n')
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except ArcConfigError as ex:
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raise error.Abort(str(ex))
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