lib/simple_deploy/cli/outputs.rb in simple_deploy-0.6.4 vs lib/simple_deploy/cli/outputs.rb in simple_deploy-0.6.5

@@ -1,12 +1,15 @@
 require 'trollop'
 
 module SimpleDeploy
   module CLI
+
     class Outputs
+      include Shared
+
       def show
-        opts = Trollop::options do
+        @opts = Trollop::options do
           version SimpleDeploy::VERSION
           banner <<-EOS
 
 Show outputs of a stack.
 
@@ -18,28 +21,38 @@
           opt :log_level, "Log level:  debug, info, warn, error", :type    => :string,
                                                                   :default => 'warn'
           opt :name, "Stack name to manage", :type => :string
         end
 
-        CLI::Shared.valid_options? :provided => opts,
-                                   :required => [:environment, :name]
+        valid_options? :provided => @opts,
+                       :required => [:environment, :name]
 
-        config = Config.new.environment opts[:environment]
+        config = Config.new.environment @opts[:environment]
 
-        logger = SimpleDeployLogger.new :log_level => opts[:log_level]
-
-        stack = Stack.new :environment => opts[:environment],
-                          :name        => opts[:name],
+        stack = Stack.new :environment => @opts[:environment],
+                          :name        => @opts[:name],
                           :config      => config,
                           :logger      => logger
 
-        # we need a little whitespace
-        puts
+        rescue_stackster_exceptions_and_exit do
+          outputs = stack.outputs
 
-        outputs = stack.outputs
-        outputs.each do |hash|
-          puts "%s: %s" % [hash['OutputKey'], hash['OutputValue']]
+          logger.info "No outputs." unless outputs.any?
+
+          outputs.each do |hash|
+            puts "%s: %s" % [hash['OutputKey'], hash['OutputValue']]
+          end
         end
       end
+
+      def logger
+        @logger ||= SimpleDeployLogger.new :log_level => @opts[:log_level]
+      end
+
+      def command_summary
+        'Show outputs of a stack'
+      end
+
     end
+
   end
 end