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bzrlib/switch.py
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# Copyright (C) 2006, 2007 Canonical Ltd.
 
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# Copyright (C) 2007, 2009, 2010 Canonical Ltd.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# Original author: David Allouche
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from bzrlib import errors, merge, revision
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from bzrlib.branch import Branch, BranchFormat, BranchReferenceFormat
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from bzrlib.bzrdir import BzrDir
 
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from bzrlib.branch import Branch
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from bzrlib.trace import note
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def _run_post_switch_hooks(control_dir, to_branch, force, revision_id):
 
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    from bzrlib.branch import SwitchHookParams
 
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    hooks = Branch.hooks['post_switch']
 
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    if not hooks:
 
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        return
 
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    params = SwitchHookParams(control_dir, to_branch, force, revision_id)
 
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    for hook in hooks:
 
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        hook(params)
 
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def switch(control_dir, to_branch, force=False, quiet=False, revision_id=None):
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    """Switch the branch associated with a checkout.
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    _set_branch_location(control_dir, to_branch, force)
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    tree = control_dir.open_workingtree()
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    _update(tree, source_repository, quiet, revision_id)
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    _run_post_switch_hooks(control_dir, to_branch, force, revision_id)
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def _check_pending_merges(control, force=False):
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    """Check that there are no outstanding pending merges before switching.
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    branch_format = control.find_branch_format()
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    if branch_format.get_reference(control) is not None:
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        # Lightweight checkout: update the branch reference
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        branch_format.set_reference(control, to_branch)
 
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        branch_format.set_reference(control, None, to_branch)
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    else:
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        b = control.open_branch()
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        bound_branch = b.get_bound_location()