lib/map.rb in map-1.2.6 vs lib/map.rb in map-1.3.0

@@ -1,7 +1,7 @@
 class Map < Hash
-  Version = '1.2.6' unless defined?(Version)
+  Version = '1.3.0' unless defined?(Version)
   Load = Kernel.method(:load) unless defined?(Load)
 
   class << Map
     def version
       Map::Version
@@ -379,22 +379,10 @@
       hash[key] = val
     end
     hash
   end
 
-  def to_yaml(*args, &block)
-    as_hash{ super }
-  end
-
-  def to_json(*args, &block)
-    as_hash{ super }
-  end
-
-  def as_json(*args, &block)
-    as_hash{ super }
-  end
-
   def as_hash
     @class = Hash
     yield
   ensure
     @class = nil
@@ -402,10 +390,14 @@
 
   def class
     @class || super
   end
 
+  def to_yaml(*args, &block)
+    as_hash{ super }
+  end
+
   def to_array
     array = []
     each{|*pair| array.push(pair)}
     array
   end
@@ -414,11 +406,16 @@
   def to_s
     to_array.to_s
   end
 
   def stringify_keys!; self end
+  def stringify_keys; dup end
   def symbolize_keys!; self end
+  def symbolize_keys; dup end
   def to_options!; self end
+  def to_options; dup end
+  def with_indifferent_access!; self end
+  def with_indifferent_access; dup end
 end
 
 module Kernel
 private
   def Map(*args, &block)