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Viewing changes to bzrlib/groupcompress.py

(jam) Fix bug #419241,
        'bzr log stacked-branch' should show the whole history

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bzrlib/groupcompress.py
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    def get_known_graph_ancestry(self, keys):
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        """Get a KnownGraph instance with the ancestry of keys."""
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        parent_map, missing_keys = self._index._graph_index.find_ancestry(keys,
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                                                                          0)
 
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        # Note that this is identical to
 
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        # KnitVersionedFiles.get_known_graph_ancestry, but they don't share
 
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        # ancestry.
 
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        parent_map, missing_keys = self._index.find_ancestry(keys)
 
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        for fallback in self._fallback_vfs:
 
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            if not missing_keys:
 
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                break
 
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            (f_parent_map, f_missing_keys) = fallback._index.find_ancestry(
 
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                                                missing_keys)
 
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            parent_map.update(f_parent_map)
 
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            missing_keys = f_missing_keys
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        kg = _mod_graph.KnownGraph(parent_map)
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        return kg
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            if missing_keys:
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                raise errors.RevisionNotPresent(missing_keys.pop(), self)
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    def find_ancestry(self, keys):
 
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        """See CombinedGraphIndex.find_ancestry"""
 
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        return self._graph_index.find_ancestry(keys, 0)
 
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    def get_parent_map(self, keys):
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        """Get a map of the parents of keys.
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