lib/mailgun/suppressions.rb in mailgun-ruby-1.2.0 vs lib/mailgun/suppressions.rb in mailgun-ruby-1.2.3

@@ -155,10 +155,13 @@
           raise Mailgun::ParameterError.new "Unsubscribe MUST include a :address key: #{unsubscribe}"
         end
 
         unsubscribe.each do |k, v|
           # Hash values MUST be strings.
-          if not v.is_a? String then
+          # However, unsubscribes contain an array of tags
+          if v.is_a? Array
+            unsubscribe[k] = v.map(&:to_s)
+          elsif !v.is_a? String
             unsubscribe[k] = v.to_s
           end
         end
 
         valid.push unsubscribe