class RubyLsp::Requests::Support::RuboCopDiagnostic

def length_of_line(line)
  if @document.encoding == Constant::PositionEncodingKind::UTF16
    line_length = 0
    line.codepoints.each do |codepoint|
      line_length += 1
      if codepoint > RubyLsp::Document::Scanner::SURROGATE_PAIR_START
        line_length += 1
      end
    end
    line_length
  else
    line.length
  end
end