lib/jarl/application.rb in jarl-0.8.1 vs lib/jarl/application.rb in jarl-0.8.3

@@ -199,14 +199,15 @@
           environment: application.environment,
           command: application.command
         )
       end
 
-      def tail_log(*_args)
+      def tail_log(since = nil)
         return unless running?
         color_code = Console::Colors::SEQUENCE[application.serial % Console::Colors::SEQUENCE.size]
         begin
-          IO.popen "docker logs -f #{container.id}", 'r' do |p|
+          cmd = "docker logs #{since ? "--since #{since}" : nil} -f #{container.id}"
+          IO.popen(cmd, 'r', external_encoding: Encoding::UTF_8) do |p|
             str = '<<< STARTED >>>'
             while str
               str = p.gets
               str.split("\n").each do |s|
                 puts "#{esc_color color_code, full_name}: #{s}"