Built-in DestroyConfirm middleware

CHANGELOG.md

@@ -1,5 +1,10 @@
 ## 1.2.2 (unreleased)
 
+FEATURES:
+
+  - New `DestroyConfirm` built-in middleware for providers so they can
+    more easily conform to the `destroy` action.
+
 IMPROVEMENTS:
 
   - No longer an error if the Chef run list is empty. It is now

lib/vagrant/action.rb

@@ -12,6 +12,7 @@ module Vagrant
       autoload :Call,    "vagrant/action/builtin/call"
       autoload :Confirm, "vagrant/action/builtin/confirm"
       autoload :ConfigValidate, "vagrant/action/builtin/config_validate"
+      autoload :DestroyConfirm, "vagrant/action/builtin/destroy_confirm"
       autoload :EnvSet,  "vagrant/action/builtin/env_set"
       autoload :GracefulHalt, "vagrant/action/builtin/graceful_halt"
       autoload :HandleBoxUrl, "vagrant/action/builtin/handle_box_url"

lib/vagrant/action/builtin/destroy_confirm.rb

@@ -0,0 +1,21 @@
+require_relative "confirm"
+
+module Vagrant
+  module Action
+    module Builtin
+      # This class asks the user to confirm the destruction of a machine
+      # that Vagrant manages. This is provided as a built-in on top of
+      # {Confirm} because it sets up the proper keys and such so that
+      # `vagrant destroy -f` works properly.
+      class DestroyConfirm < Confirm
+        def initialize(app, env)
+          force_key = :force_confirm_destroy
+          message   = I18n.t("vagrant.commands.destroy.confirmation",
+                             :name => env[:machine].name)
+
+          super(app, env, message, force_key)
+        end
+      end
+    end
+  end
+end

plugins/providers/virtualbox/action.rb

@@ -16,7 +16,6 @@ module VagrantPlugins
       autoload :Created, File.expand_path("../action/created", __FILE__)
       autoload :Customize, File.expand_path("../action/customize", __FILE__)
       autoload :Destroy, File.expand_path("../action/destroy", __FILE__)
-      autoload :DestroyConfirm, File.expand_path("../action/destroy_confirm", __FILE__)
       autoload :DestroyUnusedNetworkInterfaces, File.expand_path("../action/destroy_unused_network_interfaces", __FILE__)
       autoload :DiscardState, File.expand_path("../action/discard_state", __FILE__)
       autoload :Export, File.expand_path("../action/export", __FILE__)

plugins/providers/virtualbox/action/destroy_confirm.rb

@@ -1,17 +0,0 @@
-require "vagrant/action/builtin/confirm"
-
-module VagrantPlugins
-  module ProviderVirtualBox
-    module Action
-      class DestroyConfirm < Vagrant::Action::Builtin::Confirm
-        def initialize(app, env)
-          force_key = :force_confirm_destroy
-          message   = I18n.t("vagrant.commands.destroy.confirmation",
-                             :name => env[:machine].name)
-
-          super(app, env, message, force_key)
-        end
-      end
-    end
-  end
-end