Merge pull request #136 from marocchino/puma6

Update puma registration for puma 6

lib/cypress-rails/server/puma.rb

@@ -12,18 +12,18 @@ def self.create(app, port, host)
 
         conf = Rack::Handler::Puma.config(app, options)
         conf.clamp
-        events = ::Puma::Events.stdio
+        logger = (defined?(::Puma::LogWriter) ? ::Puma::LogWriter : ::Puma::Events).stdio
 
         puma_ver = Gem::Version.new(::Puma::Const::PUMA_VERSION)
         require_relative "patches/puma_ssl" if (Gem::Version.new("4.0.0")...Gem::Version.new("4.1.0")).cover? puma_ver
 
-        events.log "Starting Puma..."
-        events.log "* Version #{::Puma::Const::PUMA_VERSION} , codename: #{::Puma::Const::CODE_NAME}"
-        events.log "* Min threads: #{conf.options[:min_threads]}, max threads: #{conf.options[:max_threads]}"
+        logger.log "Starting Puma..."
+        logger.log "* Version #{::Puma::Const::PUMA_VERSION} , codename: #{::Puma::Const::CODE_NAME}"
+        logger.log "* Min threads: #{conf.options[:min_threads]}, max threads: #{conf.options[:max_threads]}"
 
-        ::Puma::Server.new(conf.app, events, conf.options).tap do |s|
-          s.binder.parse conf.options[:binds], s.events
-          s.min_threads, s.max_threads = conf.options[:min_threads], conf.options[:max_threads]
+        ::Puma::Server.new(conf.app, defined?(::Puma::LogWriter) ? nil : logger, conf.options).tap do |s|
+          s.binder.parse conf.options[:binds], s.respond_to?(:log_writer) ? s.log_writer : s.events
+          s.min_threads, s.max_threads = conf.options[:min_threads], conf.options[:max_threads] if s.respond_to?(:min_threads=)
         end.run.join
       end
     end