diff options
Diffstat (limited to 'actionpack/lib/action_controller/metal/strong_parameters.rb')
| -rw-r--r-- | actionpack/lib/action_controller/metal/strong_parameters.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/metal/strong_parameters.rb b/actionpack/lib/action_controller/metal/strong_parameters.rb index 016a633f71..920ae52f2b 100644 --- a/actionpack/lib/action_controller/metal/strong_parameters.rb +++ b/actionpack/lib/action_controller/metal/strong_parameters.rb @@ -259,6 +259,11 @@ module ActionController @parameters == other end end + alias eql? == + + def hash + [@parameters.hash, @permitted].hash + end # Returns a safe <tt>ActiveSupport::HashWithIndifferentAccess</tt> # representation of the parameters with all unpermitted keys removed. @@ -693,6 +698,23 @@ module ActionController self end + # Returns a new <tt>ActionController::Parameters</tt> instance with the + # results of running +block+ once for every key. This includes the keys + # from the root hash and from all nested hashes and arrays. The values are unchanged. + def deep_transform_keys(&block) + new_instance_with_inherited_permitted_status( + @parameters.deep_transform_keys(&block) + ) + end + + # Returns the <tt>ActionController::Parameters</tt> instance changing its keys. + # This includes the keys from the root hash and from all nested hashes and arrays. + # The values are unchanged. + def deep_transform_keys!(&block) + @parameters.deep_transform_keys!(&block) + self + end + # Deletes a key-value pair from +Parameters+ and returns the value. If # +key+ is not found, returns +nil+ (or, with optional code block, yields # +key+ and returns the result). Cf. +#extract!+, which returns the @@ -727,6 +749,18 @@ module ActionController end alias_method :delete_if, :reject! + # Returns a new instance of <tt>ActionController::Parameters</tt> without the blank values. + # Uses Object#blank? for determining if a value is blank. + def compact_blank + reject { |_k, v| v.blank? } + end + + # Removes all blank values in place and returns self. + # Uses Object#blank? for determining if a value is blank. + def compact_blank! + reject! { |_k, v| v.blank? } + end + # Returns values that were assigned to the given +keys+. Note that all the # +Hash+ objects will be converted to <tt>ActionController::Parameters</tt>. def values_at(*keys) |