shrine-carrierwave-load-time.rb

require "benchmark"

gem = Gem::Specification.find_by_name("shrine")
plugins_dir = "#{gem.full_gem_path}/lib/shrine/plugins"
plugin_names = Dir["#{plugins_dir}/*.rb"].map { |plugin_path| File.basename(plugin_path, ".*").to_sym }

puts Benchmark.realtime {
  require "shrine"

  plugin_names.each do |plugin_name|
    case plugin_name
    when :download_endpoint
      Shrine.plugin plugin_name, storages: [:cache]
    when :remote_url
      Shrine.plugin plugin_name, max_size: nil
    when :backup
      Shrine.plugin plugin_name, storage: :backup_store
    when :background_helpers, :migration_helpers
      # deprecated
    when :activerecord, :sequel
      # loading ORMs skews the results
    else
      Shrine.plugin plugin_name
    end
  end
}

puts Benchmark.realtime {
  require "carrierwave"
}