Sha256: 0d8312a43d2e3bec80d206a3cecbcff110bb98d28aafedf6445f900671814a2c

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Size: 970 Bytes

Versions: 23

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Stored size: 970 Bytes

Contents

module Listen
  module Adapter
    # Polling Adapter that works cross-platform and
    # has no dependencies. This is the adapter that
    # uses the most CPU processing power and has higher
    # file IO than the other implementations.
    #
    class Polling < Base
      OS_REGEXP = // # match every OS

      DEFAULTS = { latency: 1.0, wait_for_delay: 0.05 }

      private

      def _configure(_, &callback)
        @polling_callbacks ||= []
        @polling_callbacks << callback
      end

      def _run
        loop do
          start = Time.now.to_f
          @polling_callbacks.each do |callback|
            callback.call(nil)
            nap_time = options.latency - (Time.now.to_f - start)
            # TODO: warn if nap_time is negative (polling too slow)
            sleep(nap_time) if nap_time > 0
          end
        end
      end

      def _process_event(dir, _)
        _queue_change(:dir, dir, '.', recursive: true)
      end
    end
  end
end

Version data entries

23 entries across 23 versions & 8 rubygems

Version Path
files.com-1.0.55 docs/vendor/bundle/ruby/2.5.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
honeybadger-4.5.3 vendor/bundle/ruby/2.6.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
vagrant-unbundled-1.8.5.2 vendor/bundle/ruby/2.3.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
vagrant-unbundled-1.8.5.1 vendor/bundle/ruby/2.3.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
vagrant-unbundled-1.8.4.2 vendor/bundle/ruby/2.3.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
vagrant-unbundled-1.8.4.1 vendor/bundle/ruby/2.3.0/gems/listen-3.0.8/lib/listen/adapter/polling.rb
listen-3.0.8 lib/listen/adapter/polling.rb
sass-listen-3.0.7 lib/listen/adapter/polling.rb
listen-3.0.7 lib/listen/adapter/polling.rb
listen-3.0.6 lib/listen/adapter/polling.rb
vagrant-unbundled-1.8.1.1 vendor/bundle/ruby/2.3.0/gems/listen-3.0.5/lib/listen/adapter/polling.rb
listen-3.0.5 lib/listen/adapter/polling.rb
listen-3.0.4 lib/listen/adapter/polling.rb
mastermind_adeybee-0.1.4 vendor/bundle/ruby/2.2.0/gems/listen-3.0.3/lib/listen/adapter/polling.rb
mastermind_adeybee-0.1.3 vendor/bundle/ruby/2.2.0/gems/listen-3.0.3/lib/listen/adapter/polling.rb
mastermind_adeybee-0.1.2 vendor/bundle/ruby/2.2.0/gems/listen-3.0.3/lib/listen/adapter/polling.rb
mastermind_adeybee-0.1.1 vendor/bundle/ruby/2.2.0/gems/listen-3.0.3/lib/listen/adapter/polling.rb
vagrant-cloudstack-1.2.0 vendor/bundle/gems/listen-3.0.3/lib/listen/adapter/polling.rb
geminfo-0.1.0 path/gems/listen-3.0.3/lib/listen/adapter/polling.rb
listen-3.0.3 lib/listen/adapter/polling.rb