class Cuprum::Collections::Constraints::Order::AttributesArray
Asserts that the object is an Array of attribute names.
Public Class Methods
instance()
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@return [Cuprum::Collections::Constraints::Order::AttributesArray] a
cached instance of the constraint with default options.
# File lib/cuprum/collections/constraints/order/attributes_array.rb, line 13 def self.instance @instance ||= new end
new(**options)
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@param options [Hash<Symbol, Object>] Configuration options for the
constraint. Defaults to an empty Hash.
Calls superclass method
# File lib/cuprum/collections/constraints/order/attributes_array.rb, line 19 def initialize(**options) super( item_type: Cuprum::Collections::Constraints::AttributeName.instance, **options ) end