add services accessors and clarify vocab by not reusing service

bin/fog

@@ -24,17 +24,17 @@ else
   @irb.context.prompt_mode = :FOG
   @irb.context.workspace = IRB::WorkSpace.new(binding)
 
-  services = Fog.services.map{|service| service.to_s}
-  available_services = if services.length > 1
-    services[0...-1].join(', ') << ' and ' << services[-1]
+  modules = Fog.modules.map{|_module_| _module_.to_s}
+  modules = if modules.length > 1
+    modules[0...-1].join(', ') << ' and ' << modules[-1]
   else
-    services.first
+    modules.first
   end
   print "Welcome to fog interactive!\n"
-  print "Your '#{Fog.credential.to_s}' configuration provides access to #{available_services}.\n"
-  Fog.services.each do |service|
-    if service.respond_to?(:startup_notice)
-      service.send(:startup_notice)
+  print "Your '#{Fog.credential.to_s}' configuration provides access to #{modules}.\n"
+  Fog.modules.each do |_module_|
+    if _module_.respond_to?(:startup_notice)
+      _module_.send(:startup_notice)
     end
   end
 

lib/fog/aws/bin.rb

@@ -23,6 +23,10 @@ module AWS
         @@connections[service]
       end
 
+      def services
+        [:ec2, :elb, :simpledb, :s3]
+      end
+
       for collection in Fog::AWS::EC2.collections
         module_eval <<-EOS, __FILE__, __LINE__
           def #{collection}

lib/fog/bin.rb

@@ -14,54 +14,20 @@ require 'fog/bluebox/bin'
 module Fog
   class << self
 
-    def services
-      services = []
-      [::AWS, ::GoGrid, ::Linode, ::Local, ::NewServers, ::Rackspace, ::Slicehost, ::Terremark, ::Vcloud, ::Bluebox].each do |service|
-        if service.initialized?
-          services << service
-        end
-      end
-      services
-    end
+    def modules
+      [
+        ::AWS,
+        ::GoGrid,
+        ::Linode,
+        ::Local,
+        ::NewServers,
+        ::Rackspace,
+        ::Slicehost,
+        ::Terremark,
+        ::Vcloud,
+        ::Bluebox
+      ].select {|_module_| _module_.initialized?}
 
-    def directories
-      directories = {}
-      services.each do |service|
-        if service.respond_to?(:directories)
-          directories[service] = service.directories
-        end
-      end
-      directories
-    end
-
-    def flavors
-      flavors = {}
-      services.each do |service|
-        if service.respond_to?(:flavors)
-          flavors[service] = service.flavors
-        end
-      end
-      flavors
-    end
-
-    def images
-      images = {}
-      services.each do |service|
-        if service.respond_to?(:images)
-          images[service] = service.images
-        end
-      end
-      images
-    end
-
-    def servers
-      servers = {}
-      services.each do |service|
-        if service.respond_to?(:servers)
-          servers[service] = service.servers
-        end
-      end
-      servers
     end
 
   end

lib/fog/bluebox/bin.rb

@@ -17,6 +17,10 @@ module Bluebox
         @@connections[service]
       end
 
+      def services
+        [:blocks]
+      end
+
       for collection in Fog::Bluebox.collections
         module_eval <<-EOS, __FILE__, __LINE__
           def #{collection}

lib/fog/go_grid/bin.rb

@@ -16,6 +16,10 @@ module GoGrid
         @@connections[service]
       end
 
+      def services
+        [:go_grid]
+      end
+
     else
 
       def initialized?

lib/fog/linode/bin.rb

@@ -16,6 +16,10 @@ module Linode
         @@connections[service]
       end
 
+      def services
+        [:linode]
+      end
+
     else
 
       def initialized?

lib/fog/local/bin.rb

@@ -16,6 +16,10 @@ module Local
         @@connections[service]
       end
 
+      def services
+        [:files]
+      end
+
       for collection in Fog::Local.collections
         module_eval <<-EOS, __FILE__, __LINE__
           def #{collection}

lib/fog/new_servers/bin.rb

@@ -16,6 +16,10 @@ module NewServers
         @@connections[service]
       end
 
+      def services
+        [:new_servers]
+      end
+
     else
 
       def initialized?

lib/fog/rackspace/bin.rb

@@ -18,6 +18,10 @@ module Rackspace
         @@connections[service]
       end
 
+      def services
+        [:files, :servers]
+      end
+
       for collection in Fog::Rackspace::Files.collections
         module_eval <<-EOS, __FILE__, __LINE__
           def #{collection}

lib/fog/slicehost/bin.rb

@@ -16,6 +16,10 @@ module Slicehost
         @@connections[service]
       end
 
+      def services
+        [:slices]
+      end
+
       for collection in Fog::Slicehost.collections
         module_eval <<-EOS, __FILE__, __LINE__
           def #{collection}