lib/xcode/install/install.rb in xcode-install-0.3.3 vs lib/xcode/install/install.rb in xcode-install-0.9.0

@@ -22,9 +22,11 @@
         @should_switch = argv.flag?('switch', true)
         super
       end
 
       def validate!
+        super
+
         return if @version.nil?
         fail Informative, "Version #{@version} already installed." if @installer.installed?(@version)
         fail Informative, "Version #{@version} doesn't exist." unless @installer.exist?(@version)
       end