diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
4 files changed, 0 insertions, 211 deletions
diff --git a/activesupport/lib/active_support/core_ext/class.rb b/activesupport/lib/active_support/core_ext/class.rb index 6f308a0d62..86b752c2f3 100644 --- a/activesupport/lib/active_support/core_ext/class.rb +++ b/activesupport/lib/active_support/core_ext/class.rb @@ -1,5 +1,4 @@ require 'active_support/core_ext/class/attribute' require 'active_support/core_ext/class/attribute_accessors' -require 'active_support/core_ext/class/inheritable_attributes' require 'active_support/core_ext/class/delegating_attributes' require 'active_support/core_ext/class/subclasses' diff --git a/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb b/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb deleted file mode 100644 index 1650602d24..0000000000 --- a/activesupport/lib/active_support/core_ext/class/inheritable_attributes.rb +++ /dev/null @@ -1,178 +0,0 @@ -require 'active_support/core_ext/object/duplicable' -require 'active_support/core_ext/array/extract_options' -require 'active_support/deprecation' - -# Retained for backward compatibility. Methods are now included in Class. -module ClassInheritableAttributes # :nodoc: - DEPRECATION_WARNING_MESSAGE = "class_inheritable_attribute is deprecated, please use class_attribute method instead. Notice their behavior are slightly different, so refer to class_attribute documentation first" -end - -# It is recommended to use <tt>class_attribute</tt> over methods defined in this file. Please -# refer to documentation for <tt>class_attribute</tt> for more information. Officially it is not -# deprecated but <tt>class_attribute</tt> is faster. -# -# Allows attributes to be shared within an inheritance hierarchy. Each descendant gets a copy of -# their parents' attributes, instead of just a pointer to the same. This means that the child can add elements -# to, for example, an array without those additions being shared with either their parent, siblings, or -# children. This is unlike the regular class-level attributes that are shared across the entire hierarchy. -# -# The copies of inheritable parent attributes are added to subclasses when they are created, via the -# +inherited+ hook. -# -# class Person -# class_inheritable_accessor :hair_colors -# end -# -# Person.hair_colors = [:brown, :black, :blonde, :red] -# Person.hair_colors # => [:brown, :black, :blonde, :red] -# Person.new.hair_colors # => [:brown, :black, :blonde, :red] -# -# To opt out of the instance writer method, pass :instance_writer => false. -# To opt out of the instance reader method, pass :instance_reader => false. -# -# class Person -# class_inheritable_accessor :hair_colors :instance_writer => false, :instance_reader => false -# end -# -# Person.new.hair_colors = [:brown] # => NoMethodError -# Person.new.hair_colors # => NoMethodError -class Class # :nodoc: - def class_inheritable_reader(*syms) - ActiveSupport::Deprecation.warn ClassInheritableAttributes::DEPRECATION_WARNING_MESSAGE - options = syms.extract_options! - syms.each do |sym| - next if sym.is_a?(Hash) - class_eval(<<-EOS, __FILE__, __LINE__ + 1) - def self.#{sym} # def self.after_add - read_inheritable_attribute(:#{sym}) # read_inheritable_attribute(:after_add) - end # end - # - #{" # - def #{sym} # def after_add - self.class.#{sym} # self.class.after_add - end # end - " unless options[:instance_reader] == false } # # the reader above is generated unless options[:instance_reader] == false - EOS - end - end - - def class_inheritable_writer(*syms) - ActiveSupport::Deprecation.warn ClassInheritableAttributes::DEPRECATION_WARNING_MESSAGE - options = syms.extract_options! - syms.each do |sym| - class_eval(<<-EOS, __FILE__, __LINE__ + 1) - def self.#{sym}=(obj) # def self.color=(obj) - write_inheritable_attribute(:#{sym}, obj) # write_inheritable_attribute(:color, obj) - end # end - # - #{" # - def #{sym}=(obj) # def color=(obj) - self.class.#{sym} = obj # self.class.color = obj - end # end - " unless options[:instance_writer] == false } # # the writer above is generated unless options[:instance_writer] == false - EOS - end - end - - def class_inheritable_array_writer(*syms) - ActiveSupport::Deprecation.warn ClassInheritableAttributes::DEPRECATION_WARNING_MESSAGE - options = syms.extract_options! - syms.each do |sym| - class_eval(<<-EOS, __FILE__, __LINE__ + 1) - def self.#{sym}=(obj) # def self.levels=(obj) - write_inheritable_array(:#{sym}, obj) # write_inheritable_array(:levels, obj) - end # end - # - #{" # - def #{sym}=(obj) # def levels=(obj) - self.class.#{sym} = obj # self.class.levels = obj - end # end - " unless options[:instance_writer] == false } # # the writer above is generated unless options[:instance_writer] == false - EOS - end - end - - def class_inheritable_hash_writer(*syms) - ActiveSupport::Deprecation.warn ClassInheritableAttributes::DEPRECATION_WARNING_MESSAGE - options = syms.extract_options! - syms.each do |sym| - class_eval(<<-EOS, __FILE__, __LINE__ + 1) - def self.#{sym}=(obj) # def self.nicknames=(obj) - write_inheritable_hash(:#{sym}, obj) # write_inheritable_hash(:nicknames, obj) - end # end - # - #{" # - def #{sym}=(obj) # def nicknames=(obj) - self.class.#{sym} = obj # self.class.nicknames = obj - end # end - " unless options[:instance_writer] == false } # # the writer above is generated unless options[:instance_writer] == false - EOS - end - end - - def class_inheritable_accessor(*syms) - class_inheritable_reader(*syms) - class_inheritable_writer(*syms) - end - - def class_inheritable_array(*syms) - class_inheritable_reader(*syms) - class_inheritable_array_writer(*syms) - end - - def class_inheritable_hash(*syms) - class_inheritable_reader(*syms) - class_inheritable_hash_writer(*syms) - end - - def inheritable_attributes - @inheritable_attributes ||= EMPTY_INHERITABLE_ATTRIBUTES - end - - def write_inheritable_attribute(key, value) - if inheritable_attributes.equal?(EMPTY_INHERITABLE_ATTRIBUTES) - @inheritable_attributes = {} - end - inheritable_attributes[key] = value - end - - def write_inheritable_array(key, elements) - write_inheritable_attribute(key, []) if read_inheritable_attribute(key).nil? - write_inheritable_attribute(key, read_inheritable_attribute(key) + elements) - end - - def write_inheritable_hash(key, hash) - write_inheritable_attribute(key, {}) if read_inheritable_attribute(key).nil? - write_inheritable_attribute(key, read_inheritable_attribute(key).merge(hash)) - end - - def read_inheritable_attribute(key) - inheritable_attributes[key] - end - - def reset_inheritable_attributes - ActiveSupport::Deprecation.warn ClassInheritableAttributes::DEPRECATION_WARNING_MESSAGE - @inheritable_attributes = EMPTY_INHERITABLE_ATTRIBUTES - end - - private - # Prevent this constant from being created multiple times - EMPTY_INHERITABLE_ATTRIBUTES = {}.freeze - - def inherited_with_inheritable_attributes(child) - inherited_without_inheritable_attributes(child) if respond_to?(:inherited_without_inheritable_attributes) - - if inheritable_attributes.equal?(EMPTY_INHERITABLE_ATTRIBUTES) - new_inheritable_attributes = EMPTY_INHERITABLE_ATTRIBUTES - else - new_inheritable_attributes = Hash[inheritable_attributes.map do |(key, value)| - [key, value.duplicable? ? value.dup : value] - end] - end - - child.instance_variable_set('@inheritable_attributes', new_inheritable_attributes) - end - - alias inherited_without_inheritable_attributes inherited - alias inherited inherited_with_inheritable_attributes -end diff --git a/activesupport/lib/active_support/core_ext/module.rb b/activesupport/lib/active_support/core_ext/module.rb index f59fcd123c..9fed346b7c 100644 --- a/activesupport/lib/active_support/core_ext/module.rb +++ b/activesupport/lib/active_support/core_ext/module.rb @@ -4,7 +4,6 @@ require 'active_support/core_ext/module/anonymous' require 'active_support/core_ext/module/reachable' require 'active_support/core_ext/module/attribute_accessors' require 'active_support/core_ext/module/attr_internal' -require 'active_support/core_ext/module/attr_accessor_with_default' require 'active_support/core_ext/module/delegation' require 'active_support/core_ext/module/synchronization' require 'active_support/core_ext/module/deprecation' diff --git a/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb b/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb deleted file mode 100644 index 984f6fb957..0000000000 --- a/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb +++ /dev/null @@ -1,31 +0,0 @@ -class Module - # Declare an attribute accessor with an initial default return value. - # - # To give attribute <tt>:age</tt> the initial value <tt>25</tt>: - # - # class Person - # attr_accessor_with_default :age, 25 - # end - # - # person = Person.new - # person.age # => 25 - # - # person.age = 26 - # person.age # => 26 - # - # To give attribute <tt>:element_name</tt> a dynamic default value, evaluated - # in scope of self: - # - # attr_accessor_with_default(:element_name) { name.underscore } - # - def attr_accessor_with_default(sym, default = Proc.new) - ActiveSupport::Deprecation.warn "attr_accessor_with_default is deprecated. Use Ruby instead!" - define_method(sym, block_given? ? default : Proc.new { default }) - module_eval(<<-EVAL, __FILE__, __LINE__ + 1) - def #{sym}=(value) # def age=(value) - class << self; attr_accessor :#{sym} end # class << self; attr_accessor :age end - @#{sym} = value # @age = value - end # end - EVAL - end -end |