class RuboCop::Cop::Style::SymbolProc

def autocorrect(node)
  @corrections << lambda do |corrector|
    _block_method, _block_args, block_body = *node
    _receiver, method_name, _args = *block_body
    block_range =
      Parser::Source::Range.new(node.loc.expression.source_buffer,
                                node.loc.begin.begin_pos,
                                node.loc.end.end_pos)
    corrector.replace(range_with_surrounding_space(block_range, :left),
                      "(&:#{method_name})")
  end
end