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Viewing changes to bzrlib/inventory.py

  • Committer: Aaron Bentley
  • Date: 2007-11-21 14:55:46 UTC
  • mto: (3008.1.2 transform_preview)
  • mto: This revision was merged to the branch mainline in revision 3036.
  • Revision ID: abentley@panoramicfeedback.com-20071121145546-dsbz0266amz9q1w3
Factor symlink and file diffing into differ

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Lines of Context:
bzrlib/inventory.py
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    def _diff(self, text_diff, from_label, tree, to_label, to_entry, to_tree,
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             output_to, reverse=False):
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        """See InventoryEntry._diff."""
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        try:
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            from_text = tree.get_file(self.file_id).readlines()
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            if to_entry:
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                to_text = to_tree.get_file(to_entry.file_id).readlines()
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            else:
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                to_text = []
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            if not reverse:
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                text_diff(from_label, from_text,
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                          to_label, to_text, output_to)
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            else:
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                text_diff(to_label, to_text,
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                          from_label, from_text, output_to)
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        except errors.BinaryFile:
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            if reverse:
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                label_pair = (to_label, from_label)
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            else:
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                label_pair = (from_label, to_label)
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            output_to.write(
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                  ("Binary files %s and %s differ\n" % label_pair).encode('utf8'))
 
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        from bzrlib.diff import Differ
 
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        from_file_id = self.file_id
 
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        if to_entry:
 
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            to_file_id = to_entry.file_id
 
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        else:
 
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            to_file_id = None
 
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        if reverse:
 
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            to_file_id, from_file_id = from_file_id, to_file_id
 
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            tree, to_tree = to_tree, tree
 
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            from_label, to_label = to_label, from_label
 
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        differ = Differ(tree, to_tree, output_to, text_diff)
 
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        return differ.diff_text(from_file_id, to_file_id, from_label, to_label)
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    def has_text(self):
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        """See InventoryEntry.has_text."""
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    def _diff(self, text_diff, from_label, tree, to_label, to_entry, to_tree,
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             output_to, reverse=False):
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        """See InventoryEntry._diff."""
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        from_text = self.symlink_target
 
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        from bzrlib.diff import Differ
 
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        old_target = self.symlink_target
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        if to_entry is not None:
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            to_text = to_entry.symlink_target
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            if reverse:
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                temp = from_text
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                from_text = to_text
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                to_text = temp
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            output_to.write('=== target changed %r => %r\n' % (from_text, to_text))
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        else:
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            if not reverse:
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                output_to.write('=== target was %r\n' % self.symlink_target)
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            else:
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                output_to.write('=== target is %r\n' % self.symlink_target)
 
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            new_target = to_entry.symlink_target
 
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        else:
 
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            new_target = None
 
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        if not reverse:
 
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            old_tree = tree
 
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            new_tree = to_tree
 
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        else:
 
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            old_tree = to_tree
 
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            new_tree = tree
 
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            new_target, old_target = old_target, new_target
 
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        differ = Differ(old_tree, new_tree, output_to, text_diff)
 
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        return differ.diff_symlink(old_target, new_target)
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    def __init__(self, file_id, name, parent_id):
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        super(InventoryLink, self).__init__(file_id, name, parent_id)