diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal/strong_parameters.rb')
| -rw-r--r-- | actionpack/lib/action_controller/metal/strong_parameters.rb | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb index bd0bcd23ff..da640502a2 100644 --- a/actionpack/lib/action_controller/metal/strong_parameters.rb +++ b/actionpack/lib/action_controller/metal/strong_parameters.rb @@ -259,7 +259,9 @@ module ActionController # params.slice(:a, :b) # => {"a"=>1, "b"=>2} # params.slice(:d) # => {} def slice(*keys) - self.class.new(super) + self.class.new(super).tap do |new_instance| + new_instance.instance_variable_set :@permitted, @permitted + end end # Returns an exact copy of the <tt>ActionController::Parameters</tt> |