lib/phonetics/levenshtein.rb in phonetics-3.0.3 vs lib/phonetics/levenshtein.rb in phonetics-3.0.4

@@ -15,9 +15,11 @@
 module Phonetics
   module Levenshtein
     extend ::PhoneticsLevenshteinCBinding
 
     def self.distance(str1, str2, verbose = false)
+      return if str1.nil? || str2.nil?
+
       internal_phonetic_distance(str1, str2, verbose)
     end
   end
 end