class RuboCop::Cop::Style::BlockComments

def parts(comment)
  expr = comment.loc.expression
  eq_begin = expr.resize(BEGIN_LENGTH)
  eq_end = Parser::Source::Range.new(expr.source_buffer,
                                     expr.end_pos - END_LENGTH,
                                     expr.end_pos)
  contents = Parser::Source::Range.new(expr.source_buffer,
                                       eq_begin.end_pos,
                                       eq_end.begin_pos)
  [eq_begin, eq_end, contents]
end