Merge from head

[selectricity-live] / lib / rubyvote / irv.rb

diff --git a/lib/rubyvote/irv.rb b/lib/rubyvote/irv.rb
index 38517381e2591770188aec70abec6f2d147adf61..b26b1d1990720fe85cf5e78774bbd8642098e378 100644 (file)
--- a/lib/rubyvote/irv.rb
+++ b/lib/rubyvote/irv.rb
@@ -87,6 +87,11 @@ class InstantRunoffResult < ElectionResult
       apply_retention(votes, votes_sum * params['percent_retention'])
     end
     
       apply_retention(votes, votes_sum * params['percent_retention'])
     end
     

+    unless votes.length > 0
+      @winners=[nil]
+      return
+    end
+

     begin
       ranked_candidates = votes.sort do |a, b|
         b[1][0] <=> a[1][0]
     begin
       ranked_candidates = votes.sort do |a, b|
         b[1][0] <=> a[1][0]