Module: ActiveRecord::EnumWithoutMethods::ClassMethods
- Defined in:
- lib/activerecord-enum-without-methods.rb
Instance Method Summary collapse
-
#enum_without_methods(definitions) ⇒ Object
Based on original enum(), just removed some code File activerecord/lib/active_record/enum.rb, line 82.
Instance Method Details
#enum_without_methods(definitions) ⇒ Object
Based on original enum(), just removed some code File activerecord/lib/active_record/enum.rb, line 82
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# File 'lib/activerecord-enum-without-methods.rb', line 10 def enum_without_methods(definitions) klass = self definitions.each do |name, values| # statuses = { } enum_values = ActiveSupport::HashWithIndifferentAccess.new name = name.to_sym # def self.statuses statuses end detect_enum_conflict!(name, name.to_s.pluralize, true) klass.singleton_class.send(:define_method, name.to_s.pluralize) { enum_values } _enum_methods_module.module_eval do # def status=(value) self[:status] = statuses[value] end klass.send(:detect_enum_conflict!, name, "#{name}=") define_method("#{name}=") { |value| if enum_values.has_key?(value) || value.blank? self[name] = enum_values[value] elsif enum_values.has_value?(value) # Assigning a value directly is not a end-user feature, hence it's not documented. # This is used internally to make building objects from the generated scopes work # as expected, i.e. +Conversation.archived.build.archived?+ should be true. self[name] = value else raise ArgumentError, "'#{value}' is not a valid #{name}" end } # def status() statuses.key self[:status] end klass.send(:detect_enum_conflict!, name, name) define_method(name) { enum_values.key self[name] } # def status_before_type_cast() statuses.key self[:status] end klass.send(:detect_enum_conflict!, name, "#{name}_before_type_cast") define_method("#{name}_before_type_cast") { enum_values.key self[name] } pairs = values.respond_to?(:each_pair) ? values.each_pair : values.each_with_index pairs.each do |value, i| enum_values[value] = i end end defined_enums[name.to_s] = enum_values end end |