Extract command #combine

lib/mrsk/commands/base.rb

@@ -9,6 +9,12 @@ module Mrsk::Commands
     end
 
     private
+      def combine(*commands)
+        commands
+          .collect { |command| command + [ "&&" ] }.flatten # Join commands with &&
+          .tap     { |commands| commands.pop } # Remove trailing &&
+      end
+
       def docker(*args)
         args.compact.unshift :docker
       end

lib/mrsk/commands/builder/native.rb

@@ -10,7 +10,9 @@ class Mrsk::Commands::Builder::Native < Mrsk::Commands::Base
   end
 
   def push
-    docker :build, "--push", "-t", config.absolute_image, "."
+    combine \
+      docker(:build, "-t", config.absolute_image, "."),
+      docker(:push, config.absolute_image)
   end
 
   def pull