class RuboCop::LSP::Diagnostic

def to_lsp_diagnostic(config)
  highlighted = @offense.highlighted_area
  LanguageServer::Protocol::Interface::Diagnostic.new(
    message: message,
    source: 'RuboCop',
    code: @offense.cop_name,
    code_description: code_description(config),
    severity: severity,
    range: LanguageServer::Protocol::Interface::Range.new(
      start: LanguageServer::Protocol::Interface::Position.new(
        line: @offense.line - 1,
        character: highlighted.begin_pos
      ),
      end: LanguageServer::Protocol::Interface::Position.new(
        line: @offense.line - 1,
        character: highlighted.end_pos
      )
    ),
    data: {
      correctable: correctable?,
      code_actions: to_lsp_code_actions
    }
  )
end