if votes
if votes.instance_of?( Array )
votes.each do |vote|
- self.tally_vote(vote) if self.verify_vote(vote)
+ if self.verify_vote(vote)
+ self.tally_vote(vote)
+ else
+ raise InvalidVoteError.new ("Invalid vote object", vote)
+ end
end
else
raise ElectionError, "Votes must be in the form of an array.", caller
def tally_vote
self.verify_vote(vote)
end
+
+ def filter_out(winner)
+ @candidates.delete_if {|x| winner.winners.include?(x)}
+ end
+
end
class PluralityVote < ElectionVote
class ElectionError < ArgumentError
end
+class InvalidVoteError < ElectionError
+ attr_accessor :voteobj
+ def initialize(msg=nil, voteobj=nil)
+ super(msg)
+ @voteobj=voteobj
+ end
+end