lib/polyfill/v2_3/string.rb in polyfill-0.6.0 vs lib/polyfill/v2_3/string.rb in polyfill-0.7.0

@@ -1,11 +1,29 @@
-require_relative 'string/class'
-require_relative 'string/instance'
-
 module Polyfill
   module V2_3
     module String
-      include Class
-      include Instance
+      module ClassMethods
+        def new(*args)
+          hash, others = args.partition { |arg| arg.is_a?(::Hash) }
+          hash = hash.first
+          encoding = hash && hash.delete(:encoding)
+
+          if hash && !hash.keys.empty?
+            raise ArgumentError, "unknown keyword: #{hash.keys.first}"
+          end
+
+          str = super(*others)
+          str.encode!(encoding) if encoding
+          str
+        end
+      end
+
+      def +@
+        frozen? ? dup : self
+      end
+
+      def -@
+        frozen? ? self : dup.freeze
+      end
     end
   end
 end