new (klass, namespace = nil, name = nil, locale = :en)
public
Returns a new ActiveModel::Name instance. By default,
the namespace and name option will take the namespace and
name of the given class respectively. Use locale argument for
singularize and pluralize model name.
module Foo
class Bar
end
end
ActiveModel :: Name . new ( Foo :: Bar ). to_s Show source # File activemodel/lib/active_model/naming.rb, line 166
def initialize(klass, namespace = nil, name = nil, locale = :en)
@name = name || klass.name
raise ArgumentError, "Class name cannot be blank. You need to supply a name argument when anonymous class given" if @name.blank?
@unnamespaced = @name.delete_prefix("#{namespace.name}::") if namespace
@klass = klass
@singular = _singularize(@name)
@plural = ActiveSupport::Inflector.pluralize(@singular, locale)
@uncountable = @plural == @singular
@element = ActiveSupport::Inflector.underscore(ActiveSupport::Inflector.demodulize(@name))
@human = ActiveSupport::Inflector.humanize(@element)
@collection = ActiveSupport::Inflector.tableize(@name)
@param_key = (namespace ? _singularize(@unnamespaced) : @singular)
@i18n_key = @name.underscore.to_sym
@route_key = (namespace ? ActiveSupport::Inflector.pluralize(@param_key, locale) : @plural.dup)
@singular_route_key = ActiveSupport::Inflector.singularize(@route_key, locale)
@route_key << "_index" if @uncountable
end 