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show_list(self.unchanged)
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@deprecated_function(zero_ten)
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def compare_trees(old_tree, new_tree, want_unchanged=False,
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specific_files=None, extra_trees=None,
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require_versioned=False):
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"""Describe changes from one tree to another.
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Returns a TreeDelta with details of added, modified, renamed, and
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The root entry is specifically exempt.
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This only considers versioned files.
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If true, also list files unchanged from one version to
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If supplied, only check for changes to specified names or
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files within them. When mapping filenames to ids, all matches in all
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trees (including optional extra_trees) are used, and all children of
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matched directories are included.
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If non-None, a list of more trees to use for looking up file_ids from
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If true, an all files are required to be versioned, and
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PathsNotVersionedError will be thrown if they are not.
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# NB: show_status depends on being able to pass in non-versioned files and
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# report them as unknown
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trees = (new_tree, old_tree)
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if extra_trees is not None:
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trees = trees + tuple(extra_trees)
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specific_file_ids = tree.find_ids_across_trees(specific_files,
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trees, require_versioned=require_versioned)
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if specific_files and not specific_file_ids:
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# All files are unversioned, so just return an empty delta
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# _compare_trees would think we want a complete delta
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return _compare_trees(old_tree, new_tree, want_unchanged,
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"""compare_trees was deprecated in 0.10. Please see Tree.changes_from."""
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return new_tree.changes_from(old_tree,
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want_unchanged=want_unchanged,
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specific_files=specific_files,
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extra_trees=extra_trees,
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require_versioned=require_versioned)
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158
def _compare_trees(old_tree, new_tree, want_unchanged, specific_file_ids):