# File lib/listen/adapter.rb, line 45 def self.select_and_initialize(directories, options = {}, &callback) return Adapters::Polling.new(directories, options, &callback) if options.delete(:force_polling) OPTIMIZED_ADAPTERS.each do |adapter| namespaced_adapter = Adapters.const_get(adapter) if namespaced_adapter.send(:usable_and_works?, directories, options) return namespaced_adapter.new(directories, options, &callback) end end self.warn_polling_fallback(options) Adapters::Polling.new(directories, options, &callback) end