self.parse_options!

in files/gitlab-ctl-commands/lib/registry/import.rb [33:91]
45 lines of code
7 McCabe index (conditional complexity)

  def self.parse_options!(args, parser, options)
    return unless args.include? CMD_NAME

    loop do
      break if args.shift == CMD_NAME
    end

    parser.on('-h', '--help', 'Usage help') do
      parser.set_summary_width(SUMMARY_WIDTH)
      Kernel.puts USAGE
      Kernel.exit 0
    end

    parser.on('-B', '--common-blobs', indent('import all blob metadata from common storage', DESC_INDENT)) do
      options[:common_blobs] = '--common-blobs'
    end

    parser.on('-c', '--row-count', indent('count and log number of rows across relevant database tables on (pre)import completion', DESC_INDENT)) do
      options[:row_count] = '--row-count'
    end

    parser.on('-d', '--dry-run', indent('do not commit changes to the database', DESC_INDENT)) do
      options[:dry_run] = '--dry-run'
    end

    parser.on('-e', '--require-empty-database', indent('abort import if the database is not empty', DESC_INDENT)) do
      options[:empty] = '--require-empty-database'
    end

    parser.on('-p', '--pre-import', indent('import immutable repository-scoped data to speed up a following import', DESC_INDENT)) do
      options[:pre_import] = '--pre-import'
    end

    parser.on('-r', '--all-repositories', indent('import all repository-scoped data', DESC_INDENT)) do
      options[:all_repositories] = '--all-repositories'
      options[:needs_read_only] = true
    end

    parser.on('-1', '--step-one', indent('perform step one of a multi-step import: alias for pre-import', DESC_INDENT)) do
      options[:step_one] = '--step-one'
    end

    parser.on('-2', '--step-two', indent('perform step two of a multi-step import: alias for all-repositories', DESC_INDENT)) do
      options[:step_two] = '--step-two'
      options[:needs_read_only] = true
    end

    parser.on('-3', '--step-three', indent('perform step three of a multi-step import: alias for common-blobs', DESC_INDENT)) do
      options[:step_three] = '--step-three'
    end

    parser.on('-l', '--log-to-stdout', indent('write detailed log to standard output instead of showing progress bars', DESC_INDENT)) do
      options[:log_to_stdout] = '--log-to-stdout'
    end
    parser.order!(args)

    options
  end