class RuboCop::Cop::Migration::DepartmentName

def check_cop_name(name, comment, offset)
  start = comment.source_range.begin_pos + offset
  range = range_between(start, start + name.length)
  add_offense(range) do |corrector|
    cop_name = range.source
    qualified_cop_name = Registry.global.qualified_cop_name(cop_name, nil, warn: false)
    unless qualified_cop_name.include?('/')
      qualified_cop_name = qualified_legacy_cop_name(cop_name)
    end
    corrector.replace(range, qualified_cop_name)
  end
end