Add a way to change HighLine.default_instance (use on tests)

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/highline.rb b/lib/highline.rb
index 3239439..a8b72d4 100755
--- a/lib/highline.rb
+++ b/lib/highline.rb
@@ -48,6 +48,10 @@ class HighLine
     @default_instance ||= new
   end
 
+  def self.default_instance=(highline_instance)
+    @default_instance = highline_instance
+  end
+
   # Set it to false to disable ANSI coloring
   attr_writer :use_color