Added matrix to condorcet to draw a table of winners vs losers. Also added "points...

[rubyvote] / lib / rubyvote / condorcet.rb

diff --git a/lib/rubyvote/condorcet.rb b/lib/rubyvote/condorcet.rb
index 0b7a3062afce476f5711fe8ce471c61264d61a87..bf4e548da45bcbb6d9c3ebfa57269d065bf09b6a 100644 (file)
--- a/lib/rubyvote/condorcet.rb
+++ b/lib/rubyvote/condorcet.rb
@@ -32,7 +32,7 @@
 ## the CloneproofSSDVote classes but should not be used directly.
 
 class CondorcetVote < ElectionVote
-
+  
   attr_accessor :results
 
   def initialize(votes=nil)
@@ -144,15 +144,17 @@ end
 ## directly.
 
 class CondorcetResult < ElectionResult
+  attr_reader :matrix
+  
   def initialize(voteobj=nil)
     unless voteobj and voteobj.kind_of?( CondorcetVote )
       raise ArgumentError, "You must pass a CondorcetVote array.", caller
     end
     super(voteobj)
+    @matrix = voteobj.votes
   end
 
   protected
-
   def defeats(candidates=nil, votes=nil)
     candidates = @election.candidates unless candidates
     votes = @election.votes unless votes
@@ -217,6 +219,7 @@ class CloneproofSSDResult < CondorcetResult
   def initialize(voteobj=nil)
     super(voteobj)
     @winners = self.cpssd()
+    @winners.delete nil
   end
 
   protected
@@ -224,7 +227,7 @@ class CloneproofSSDResult < CondorcetResult
   def cpssd
     votes = @election.votes
     candidates = *@election.candidates
-    
+
     def in_schwartz_set?(candidate, candidates, transitive_defeats)
       candidates.each do |challenger|
         next if candidate == challenger