lib/i18n/js/utils.rb in i18n-js-3.0.0.rc8 vs lib/i18n/js/utils.rb in i18n-js-3.0.0.rc9

@@ -3,24 +3,32 @@
     module Utils
       # deep_merge by Stefan Rusterholz, see <http://www.ruby-forum.com/topic/142809>.
       MERGER = proc do |key, v1, v2|
         Hash === v1 && Hash === v2 ? v1.merge(v2, &MERGER) : v2
       end
+
       HASH_NIL_VALUE_CLEANER_PROC = proc do |k, v|
-         v.kind_of?(Hash) ? (v.delete_if(&HASH_NIL_VALUE_CLEANER_PROC); false) : v.nil?
+        v.kind_of?(Hash) ? (v.delete_if(&HASH_NIL_VALUE_CLEANER_PROC); false) : v.nil?
       end
 
-
       def self.strip_keys_with_nil_values(hash)
         hash.dup.delete_if(&HASH_NIL_VALUE_CLEANER_PROC)
       end
 
       def self.deep_merge(target_hash, hash) # :nodoc:
         target_hash.merge(hash, &MERGER)
       end
 
       def self.deep_merge!(target_hash, hash) # :nodoc:
         target_hash.merge!(hash, &MERGER)
+      end
+
+      def self.deep_reject(hash, &block)
+        hash.each_with_object({}) do |(k, v), memo|
+          unless block.call(k, v)
+            memo[k] = v.kind_of?(Hash) ? deep_reject(v, &block) : v
+          end
+        end
       end
     end
   end
 end