Use to_s.next as the fall back.

Per Joshua Clayton's suggestion (9d0c74e4bf (commitcomment-600085)).
2011-09-20 11:15:03 -04:00 · 2011-09-20 11:15:03 -04:00 · 29a1fc6d06
parent 9d0c74e4bf
commit 29a1fc6d06
1 changed files with 1 additions and 1 deletions
--- a/lib/shoulda/matchers/active_model/validate_uniqueness_of_matcher.rb
+++ b/lib/shoulda/matchers/active_model/validate_uniqueness_of_matcher.rb
@ -119,7 +119,7 @@ module Shoulda # :nodoc:
              next_value = if previous_value.respond_to?(:next)
                previous_value.next
              else
-                previous_value + 1
+                previous_value.to_s.next
              end

              @subject.send("#{scope}=", next_value)