Revert [9209] Use Hash#except

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@9210 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 0 insertions, 16 deletions

diff --git a/activesupport/lib/active_support/core_ext/hash/slice.rb b/activesupport/lib/active_support/core_ext/hash/slice.rb
index c270e3906b..6fe5e05330 100644
--- a/activesupport/lib/active_support/core_ext/hash/slice.rb
+++ b/activesupport/lib/active_support/core_ext/hash/slice.rb
@@ -11,11 +11,6 @@ module ActiveSupport #:nodoc:
       #   end
       #
       #   search(options.slice(:mass, :velocity, :time))
-      #
-      # Also allows leaving out certain keys. This is useful when duplicating
-      # a hash but omitting a certain subset:
-      #
-      #   Event.new(event.attributes.without(:id, :user_id))
       module Slice
         # Returns a new hash with only the given keys.
         def slice(*keys)
@@ -27,17 +22,6 @@ module ActiveSupport #:nodoc:
         def slice!(*keys)
           replace(slice(*keys))
         end
-
-        # Returns a new hash without the given keys.
-        def without(*keys)
-          allowed = self.keys - (respond_to?(:convert_key) ? keys.map { |key| convert_key(key) } : keys)
-          slice(*allowed)
-        end
-
-        # Replaces the hash without the given keys.
-        def without!(*keys)
-          replace(without(*keys))
-        end
       end
     end
   end