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56 lines
1.6 KiB
Python
56 lines
1.6 KiB
Python
#!/usr/bin/env python3
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# Copyright 2014 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Rename the current branch while maintaining correct dependencies."""
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import argparse
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import sys
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import subprocess2
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from git_common import current_branch, run, set_branch_config, branch_config
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from git_common import branch_config_map
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def main(args):
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current = current_branch()
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if current == 'HEAD':
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current = None
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old_name_help = 'The old branch to rename.'
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if current:
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old_name_help += ' (default %(default)r)'
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parser = argparse.ArgumentParser()
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parser.add_argument('old_name', nargs=('?' if current else 1),
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help=old_name_help, default=current)
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parser.add_argument('new_name', help='The new branch name.')
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opts = parser.parse_args(args)
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# when nargs=1, we get a list :(
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if isinstance(opts.old_name, list):
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opts.old_name = opts.old_name[0]
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try:
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run('branch', '-m', opts.old_name, opts.new_name)
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# update the downstreams
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for branch, merge in branch_config_map('merge').items():
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if merge == 'refs/heads/' + opts.old_name:
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# Only care about local branches
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if branch_config(branch, 'remote') == '.':
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set_branch_config(branch, 'merge', 'refs/heads/' + opts.new_name)
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except subprocess2.CalledProcessError as cpe:
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sys.stderr.write(cpe.stderr.decode('utf-8', 'replace'))
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return 1
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return 0
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if __name__ == '__main__': # pragma: no cover
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try:
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sys.exit(main(sys.argv[1:]))
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except KeyboardInterrupt:
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sys.stderr.write('interrupted\n')
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sys.exit(1)
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