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  • Committer: Erik Bagfors
  • Date: 2007-04-05 09:51:17 UTC
  • mfrom: (2401 +trunk)
  • mto: This revision was merged to the branch mainline in revision 2439.
  • Revision ID: erik@bagfors.nu-20070405095117-ndglm72iuaxpi6u8
[merge] bzr.dev

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bzrlib/branch.py
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                           NotBranchError, UninitializableFormat,
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                           UnlistableStore, UnlistableBranch,
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                           )
 
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from bzrlib.hooks import Hooks
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from bzrlib.symbol_versioning import (deprecated_function,
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                                      deprecated_method,
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                                      DEPRECATED_PARAMETER,
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            control_files.unlock()
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class BranchHooks(dict):
 
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class BranchHooks(Hooks):
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    """A dictionary mapping hook name to a list of callables for branch hooks.
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    e.g. ['set_rh'] Is the list of items to be called when the
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        These are all empty initially, because by default nothing should get
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        notified.
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        """
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        dict.__init__(self)
 
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        Hooks.__init__(self)
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        # Introduced in 0.15:
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        # invoked whenever the revision history has been set
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        # with set_revision_history. The api signature is
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        # and an empty branch recieves new_revno of 0, new_revid of None.
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        self['post_uncommit'] = []
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    def install_hook(self, hook_name, a_callable):
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        """Install a_callable in to the hook hook_name.
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        :param hook_name: A hook name. See the __init__ method of BranchHooks
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            for the complete list of hooks.
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        :param a_callable: The callable to be invoked when the hook triggers.
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            The exact signature will depend on the hook - see the __init__ 
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            method of BranchHooks for details on each hook.
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        """
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        try:
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            self[hook_name].append(a_callable)
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        except KeyError:
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            raise errors.UnknownHook('branch', hook_name)
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# install the default hooks into the Branch class.
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Branch.hooks = BranchHooks()