./lib/hash_wia/module.rb in hash_wia-0.8.4 vs ./lib/hash_wia/module.rb in hash_wia-0.8.5

@@ -1,12 +1,6 @@
 module HashWiaModule
-  def initialize hash=nil
-    if hash
-      hash.each { |k,v| self[k] = v }
-    end
-  end
-
   # overload common key names with
   %i(size length zip minmax store cycle chunk sum uniq chain).each do |el|
     define_method el do
       self[el]
     end
@@ -55,10 +49,12 @@
   def clone
     Marshal.load(Marshal.dump(self))
   end
 
   def merge hash
-    dup.tap do |h|
+    dup
+      .extend(HashWiaModule)
+      .tap do |h|
       hash.each { |k, v| h[k.to_s] = v }
     end
   end
 
   def merge! hash