`vagrant destroy`

lib/vagrant.rb

@@ -94,6 +94,7 @@ end
 I18n.load_path << File.expand_path("templates/locales/en.yml", Vagrant.source_root)
 
 # Register the built-in commands
+Vagrant.commands.register(:destroy) { Vagrant::Command::Destroy }
 Vagrant.commands.register(:up) { Vagrant::Command::Up }
 
 # Register the built-in config keys

lib/vagrant/command.rb

@@ -2,6 +2,7 @@ module Vagrant
   module Command
     autoload :Base,      'vagrant/command/base'
 
+    autoload :Destroy, 'vagrant/command/destroy'
     autoload :Up, 'vagrant/command/up'
   end
 end

lib/vagrant/command/base.rb

@@ -31,11 +31,14 @@ module Vagrant
       #
       # If this method returns `nil`, then you should assume that help
       # was printed and parsing failed.
-      def parse_options(opts)
+      def parse_options(opts=nil)
         # Creating a shallow copy of the arguments so the OptionParser
         # doesn't destroy the originals.
         argv = @argv.dup
 
+        # Default opts to a blank optionparser if none is given
+        opts ||= OptionParser.new
+
         # Add the help option, which must be on every command.
         opts.on_tail("-h", "--help", "Print this help") do
           puts opts.help

lib/vagrant/command/destroy.rb

@@ -1,13 +1,24 @@
+require 'optparse'
+
 module Vagrant
   module Command
-    class DestroyCommand < NamedBase
-      register "destroy", "Destroy the environment, deleting the created virtual machines"
-
+    class Destroy < Base
       def execute
-        target_vms.each do |vm|
+        opts = OptionParser.new do |opts|
+          opts.banner = "Usage: vagrant destroy [vm-name]"
+        end
+
+        # Parse the options
+        argv = parse_options(opts)
+        return if !argv
+
+        @logger.debug("'Destroy' each target VM...")
+        with_target_vms(argv[0]) do |vm|
           if vm.created?
+            @logger.info("Destroying: #{vm.name}")
             vm.destroy
           else
+            @logger.info("Not destroying #{vm.name}, since it isn't created.")
             vm.env.ui.info I18n.t("vagrant.commands.common.vm_not_created")
           end
         end

test/unit/vagrant/command/base_test.rb

@@ -25,6 +25,11 @@ describe Vagrant::Command::Base do
       result.should == ["foo"]
     end
 
+    it "creates an option parser if none is given" do
+      result = klass.new(["foo"], nil).parse_options(nil)
+      result.should == ["foo"]
+    end
+
     ["-h", "--help"].each do |help_string|
       it "returns nil and prints the help if '#{help_string}' is given" do
         instance = klass.new([help_string], nil)