lib/map.rb in map-2.0.0 vs lib/map.rb in map-2.1.0

@@ -1,7 +1,7 @@
 class Map < Hash
-  Version = '2.0.0' unless defined?(Version)
+  Version = '2.1.0' unless defined?(Version)
   Load = Kernel.method(:load) unless defined?(Load)
 
   class << Map
     def version
       Map::Version
@@ -500,11 +500,12 @@
   def to_options!; self end
   def to_options; dup end
   def with_indifferent_access!; self end
   def with_indifferent_access; dup end
 
-# a sane method missing that only supports reading previously set values
+# a sane method missing that only supports writing values or reading
+# *previously set* values
 #
   def method_missing(method, *args, &block)
     method = method.to_s
     case method
       when /=$/
@@ -514,9 +515,14 @@
       else
         key = method
         super unless has_key?(key)
         self[key]
     end
+  end
+
+  def id
+    raise NoMethodError unless has_key?(:id)
+    self[:id]
   end
 
 # support for compound key indexing and depth first iteration
 #
   def get(*keys)