lib/dna_hamming/hamming.rb in dna_hamming-0.1.0 vs lib/dna_hamming/hamming.rb in dna_hamming-0.1.1

@@ -2,10 +2,10 @@
   def self.compute(pair)
     set_strand_position_by_length(pair) unless pair.same?
     count_the_distance(pair)
   end
 
-  private
+  module_function
   def self.count_the_distance(pair)
     pair.entries.map(&:chars).inject(:zip).select{|a,b| a!=b}.count
   end
 
   def self.set_strand_position_by_length(pair)