min_api is specified in rest_client call

lib/rhc/commands.rb

@@ -35,7 +35,7 @@ def parse_options_and_call_procs *args
       end
 
       # Separate option lists with '--'
-      remaining = args.split('--').map{ |a| opts.parse!(a) }.inject([]) do |arr, sub| 
+      remaining = args.split('--').map{ |a| opts.parse!(a) }.inject([]) do |arr, sub|
         arr << '--' unless arr.empty?
         arr.concat(sub)
       end
@@ -151,7 +151,7 @@ def self.deprecated!
       instance = Commander::Runner.instance
       command_name = instance.command_name_from_args
       command = instance.active_command
-      
+
       if new_cmd = command.deprecated(command_name)
         new_cmd = "rhc #{command.name}" if new_cmd == true
         RHC::Helpers.deprecated_command new_cmd
@@ -225,7 +225,6 @@ def self.to_commander(instance=Commander::Runner.instance)
             cmd = opts[:class].new
             cmd.options = options
             cmd.config = config
-            cmd.min_api = opts[:min_api]
 
             args = fill_arguments(cmd, options, args_metadata, options_metadata, args)
             needs_configuration!(cmd, options, config)
@@ -282,7 +281,7 @@ def self.fill_arguments(cmd, options, args_metadata, options_metadata, args)
           value = cmd.send(context_helper) if value.nil? and context_helper
 
           if value.nil?
-            value = 
+            value =
               if arg[:arg_type] == :list
                 all = []
                 while available.first && available.first != '--'

lib/rhc/commands/base.rb

@@ -10,7 +10,6 @@
 class RHC::Commands::Base
 
   attr_writer :options, :config
-  attr_accessor :min_api
 
   def initialize(options=Commander::Command::Options.new,
                  config=RHC::Config.new)
@@ -34,14 +33,14 @@ def rest_client(opts={})
           auth = RHC::Auth::Basic.new(options)
           auth = RHC::Auth::Token.new(options, auth, token_store) if (options.use_authorization_tokens || options.token) && !(options.rhlogin && options.password)
           debug "Authenticating with #{auth.class}"
-          client = client_from_options(:auth => auth)
-
-          if client && min_api.to_f > client.api_version_negotiated.to_f
-            raise RHC::ServerAPINotSupportedException.new(min_api, client.api_version_negotiated)
-          end
+          client_from_options(:auth => auth)
+        end
 
-          client
+        if opts[:min_api] && opts[:min_api].to_f > @rest_client.api_version_negotiated.to_f
+          raise RHC::ServerAPINotSupportedException.new(opts[:min_api], @rest_client.api_version_negotiated)
         end
+
+      @rest_client
     end
 
     def token_store
@@ -110,10 +109,6 @@ def self.suppress_wizard
       @suppress_wizard = true
     end
 
-    def self.minimum_api(value)
-      options[:min_api] = value
-    end
-
     def self.suppress_wizard?
       @suppress_wizard
     end

lib/rhc/commands/cartridge.rb

@@ -8,7 +8,7 @@ class Cartridge < Base
     description <<-DESC
       Cartridges add functionality to OpenShift applications.  Each application
       has one web cartridge to listen for HTTP requests, and any number
-      of addon cartridges.  Addons may include databases like MySQL and Mongo, 
+      of addon cartridges.  Addons may include databases like MySQL and Mongo,
       administrative tools like phpMyAdmin, or build clients like Jenkins.
 
       Most cartridges that listen for incoming network traffic are placed on
@@ -17,7 +17,7 @@ class Cartridge < Base
       (like Jenkins) or provide environment variables.
 
       Use the 'cartridges' command to see a list of all available cartridges.
-      Add a new cartridge to your application with 'add-cartridge'. 
+      Add a new cartridge to your application with 'add-cartridge'.
 
       For scalable applications, use the 'cartridge-scale' command on the web
       cartridge to set the minimum and maximum scale.
@@ -36,10 +36,10 @@ def list
       carts = rest_client.cartridges.sort_by{ |c| "#{c.type == 'standalone' && 1}_#{c.tags.include?('experimental') ? 1 : 0}_#{(c.display_name || c.name).downcase}" }
 
       pager
-      
+
       if options.verbose
         carts.each do |c|
-          paragraph do 
+          paragraph do
             name = c.display_name != c.name && "#{color(c.display_name, :cyan)} [#{c.name}]" || c.name
             tags = c.tags - RHC::Rest::Cartridge::HIDDEN_TAGS
             say header([name, "(#{c.only_in_new? ? 'web' : 'addon'})"])
@@ -216,10 +216,9 @@ def scale(cartridge)
     option ["--remove amount"], "Remove the indicated amount from the additional storage capacity"
     option ["--set amount"], "Set the specified amount of additional storage capacity"
     option ["-f", "--force"], "Force the action"
-    minimum_api 1.3
     def storage(cartridge)
       cartridges = Array(cartridge)
-      rest_app = rest_client.find_application(options.namespace, options.app, :include => :cartridges)
+      rest_app = rest_client(:min_api => 1.3).find_application(options.namespace, options.app, :include => :cartridges)
 
       # Pull the desired action
       #