class HamlLint::Linter::FinalNewline

def visit_root(root)
  return if document.source.empty?
  line_number = document.last_non_empty_line
  node = root.node_for_line(line_number)
  return if node.disabled?(self)
  ends_with_newline = document.source.end_with?("\n")
  if config['present']
    unless ends_with_newline
      record_lint(line_number, 'Files should end with a trailing newline')
    end
  elsif ends_with_newline
    record_lint(line_number, 'Files should not end with a trailing newline')
  end
end