Silent UI can't respond to ask

2012-03-07 22:42:47 -08:00 · 2012-03-07 22:42:47 -08:00 · bab5d7b685
commit bab5d7b685
parent 729955b0ea
1 changed files with 8 additions and 1 deletions
--- a/lib/vagrant/ui.rb
+++ b/lib/vagrant/ui.rb
@ -31,7 +31,14 @@ module Vagrant
    end

    # This is a UI implementation that does nothing.
-    class Silent < Interface; end
+    class Silent < Interface
+      def ask(*args)
+        super
+
+        # Silent can't do this, obviously.
+        raise Errors::UIExpectsTTY
+      end
+    end

    # This is a UI implementation that outputs the text as is. It
    # doesn't add any color.