`vagrant destroy`

lib/vagrant/command/destroy.rb

@@ -0,0 +1,18 @@
+module Vagrant
+  module Command
+    class DestroyCommand < Base
+      desc "Destroy the environment, deleting the created virtual machines."
+      register "destroy"
+
+      def execute
+        target_vms.each do |vm|
+          if vm.created?
+            vm.destroy
+          else
+            vm.env.ui.info "VM not created. Moving on..."
+          end
+        end
+      end
+    end
+  end
+end