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Viewing changes to bzrlib/rename_map.py

  • Committer: Aaron Bentley
  • Date: 2009-03-24 15:47:32 UTC
  • mto: This revision was merged to the branch mainline in revision 4241.
  • Revision ID: aaron@aaronbentley.com-20090324154732-bwkvi4dx3o90a7dq
Add output, emit minimal inventory delta.

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bzrlib/rename_map.py
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from bzrlib import (
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    osutils,
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    progress,
 
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    trace,
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)
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from bzrlib.ui import ui_factory
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        return missing_files, missing_parents, candidate_files
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    @classmethod
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    def guess_renames(klass, tree):
 
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    def guess_renames(klass, tree, dry_run=False):
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        """Guess which files to rename, and perform the rename.
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        We assume that unversioned files and missing files indicate that
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                                                   missing_parents)
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                matches.update(parents_matches)
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            pp.next_phase()
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            rn._update_tree(required_parents, matches)
 
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            delta = rn._make_inventory_delta(matches)
 
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            for old, new, file_id, entry in delta:
 
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                trace.note("%s => %s", old, new)
 
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            if not dry_run:
 
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                tree.add(required_parents)
 
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                tree.apply_inventory_delta(delta)
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        finally:
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            task.finished()
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    def _update_tree(self, required_parents, matches):
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        self.tree.add(required_parents)
 
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    def _make_inventory_delta(self, matches):
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        delta = []
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        file_id_matches = dict((f, p) for p, f in matches.items())
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        for old_path, entry in self.tree.iter_entries_by_dir(matches.values()):
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            parent_id = matches.get(parent_path)
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            if parent_id is None:
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                parent_id = self.tree.path2id(parent_path)
 
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            if entry.name == new_name and entry.parent_id == parent_id:
 
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                continue
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            new_entry = entry.copy()
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            new_entry.parent_id = parent_id
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            new_entry.name = new_name
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            delta.append((old_path, new_path, new_entry.file_id, new_entry))
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        self.tree.apply_inventory_delta(delta)
 
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        return delta