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Viewing changes to bzrlib/merge.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2007-12-20 04:20:19 UTC
  • mfrom: (3062.2.13 fast-plan-merge2)
  • Revision ID: pqm@pqm.ubuntu.com-20071220042019-wsij5vgvhgw4qhdt
Annotate merge can do cherrypicks (abentley)

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Lines of Context:
bzrlib/merge.py
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        elif self.show_base:
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            raise BzrError("Showing base is not supported for this"
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                                  " merge type. %s" % self.merge_type)
 
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        if (not getattr(self.merge_type, 'supports_reverse_cherrypick', True)
 
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            and not self.base_is_other_ancestor):
 
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            raise errors.CannotReverseCherrypick()
 
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        if self.merge_type.history_based:
 
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            kwargs['cherrypick'] = (not self.base_is_ancestor or
 
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                                    not self.base_is_other_ancestor)
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        self.this_tree.lock_tree_write()
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        if self.base_tree is not None:
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            self.base_tree.lock_read()
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    supports_reprocess = True
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    supports_show_base = True
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    history_based = False
 
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    supports_reverse_cherrypick = True
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    winner_idx = {"this": 2, "other": 1, "conflict": 1}
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    def __init__(self, working_tree, this_tree, base_tree, other_tree, 
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    """Three-way tree merger, text weave merger."""
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    supports_reprocess = True
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    supports_show_base = False
 
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    supports_reverse_cherrypick = False
 
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    history_based = True
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    def __init__(self, working_tree, this_tree, base_tree, other_tree, 
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                 interesting_ids=None, pb=DummyProgress(), pp=None,
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                 reprocess=False, change_reporter=None,
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                 interesting_files=None):
 
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                 interesting_files=None, cherrypick=False):
 
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        self.cherrypick = cherrypick
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        super(WeaveMerger, self).__init__(working_tree, this_tree, 
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                                          base_tree, other_tree, 
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                                          interesting_ids=interesting_ids, 
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        There is no distinction between lines that are meant to contain <<<<<<<
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        and conflicts.
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        """
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        plan = self.this_tree.plan_file_merge(file_id, self.other_tree)
 
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        if self.cherrypick:
 
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            base = self.base_tree
 
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        else:
 
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            base = None
 
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        plan = self.this_tree.plan_file_merge(file_id, self.other_tree,
 
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                                              base=base)
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        if 'merge' in debug.debug_flags:
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            plan = list(plan)
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            trans_id = self.tt.trans_id_file_id(file_id)
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            else:
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                new.intersection_update(result)
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        return new
 
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    @staticmethod
 
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    def _subtract_plans(old_plan, new_plan):
 
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        matcher = patiencediff.PatienceSequenceMatcher(None, old_plan,
 
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                                                       new_plan)
 
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        last_j = 0
 
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        for i, j, n in matcher.get_matching_blocks():
 
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            for jj in range(last_j, j):
 
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                yield new_plan[jj]
 
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            for jj in range(j, j+n):
 
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                plan_line = new_plan[jj]
 
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                if plan_line[0] == 'new-b':
 
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                    pass
 
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                elif plan_line[0] == 'killed-b':
 
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                    yield 'unchanged', plan_line[1]
 
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                else:
 
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                    yield plan_line
 
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            last_j = j + n