class RubyLsp::Requests::Formatting

def perform
  return unless @active_formatter
  return if @document.syntax_error?
  # We don't format erb documents yet
  formatted_text = @active_formatter.run_formatting(@uri, @document)
  return unless formatted_text
  lines = @document.source.lines
  size = @document.source.size
  return if formatted_text.size == size && formatted_text == @document.source
  [
    Interface::TextEdit.new(
      range: Interface::Range.new(
        start: Interface::Position.new(line: 0, character: 0),
        end: Interface::Position.new(line: lines.size, character: 0),
      ),
      new_text: formatted_text,
    ),
  ]
end