X-Git-Url: https://projects.mako.cc/source/rubyvote/blobdiff_plain/f4daa2d9ecfe54c85e0917abddfe57dfe5fc54e6..af3fdc3766e13c5e7b0aa01023285b25303d901f:/lib/rubyvote/election.rb diff --git a/lib/rubyvote/election.rb b/lib/rubyvote/election.rb index 4499233..ffd31c8 100644 --- a/lib/rubyvote/election.rb +++ b/lib/rubyvote/election.rb @@ -42,7 +42,11 @@ class ElectionVote 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 @@ -63,12 +67,7 @@ class ElectionVote end def filter_out(winner) - if winner.winners[0].class == Array - to_filter = winner.winners[0] - else - to_filter = [winner.winners[0]] - end - @candidates.delete_if {|x| to_filter.include?(x)} + @candidates.delete_if {|x| winner.winners.include?(x)} end end @@ -80,7 +79,7 @@ class PluralityVote < ElectionVote protected def verify_vote(vote=nil) - vote.instance_of?( String ) + vote ? true : false end def tally_vote(candidate) @@ -119,7 +118,6 @@ end class ElectionResult attr_reader :winners - attr_accessor :full_results def initialize(voteobj=nil) unless voteobj and voteobj.kind_of?( ElectionVote ) @@ -128,7 +126,6 @@ class ElectionResult @election = voteobj @winners = Array.new - @full_results = Array.new end def winner @@ -136,18 +133,15 @@ class ElectionResult end def winner? - @winners.length > 0 - end - - def get_full_results - @full_results.collect {|x| x.winners} + @winners.length > 0 and not @winners[0].nil? end end class PluralityResult < ElectionResult attr_reader :ranked_candidates - + attr_reader :points + def initialize(voteobj=nil) super(voteobj) @@ -158,6 +152,8 @@ class PluralityResult < ElectionResult b[1] <=> a[1] end.collect {|a| a[0]} + @points = @election.votes + # winners are anyone who has the same number of votes as the # first person @winners = @ranked_candidates.find_all do |i| @@ -174,3 +170,10 @@ end class ElectionError < ArgumentError end +class InvalidVoteError < ElectionError + attr_accessor :voteobj + def initialize(msg=nil, voteobj=nil) + super(msg) + @voteobj=voteobj + end +end