lib/cocina/models/language.rb in cocina-models-0.63.0 vs lib/cocina/models/language.rb in cocina-models-0.63.1

@@ -1,26 +1,26 @@
 # frozen_string_literal: true
 
 module Cocina
   module Models
     class Language < Struct
-      attribute :appliesTo, Types::Strict::Array.of(DescriptiveBasicValue).default([])
+      attribute :appliesTo, Types::Strict::Array.of(DescriptiveBasicValue).default([].freeze)
       # Code value of the descriptive element.
       attribute :code, Types::Strict::String.meta(omittable: true)
       # The preferred display label to use for the descriptive element in access systems.
       attribute :displayLabel, Types::Strict::String.meta(omittable: true)
       attribute :encoding, Standard.optional.meta(omittable: true)
-      attribute :groupedValue, Types::Strict::Array.of(DescriptiveValue).default([])
-      attribute :note, Types::Strict::Array.of(DescriptiveValue).default([])
-      attribute :parallelValue, Types::Strict::Array.of(DescriptiveValue).default([])
+      attribute :groupedValue, Types::Strict::Array.of(DescriptiveValue).default([].freeze)
+      attribute :note, Types::Strict::Array.of(DescriptiveValue).default([].freeze)
+      attribute :parallelValue, Types::Strict::Array.of(DescriptiveValue).default([].freeze)
       # present for mapping to additional schemas in the future and for consistency but not otherwise used
       attribute :qualifier, Types::Strict::String.meta(omittable: true)
       attribute :script, DescriptiveValue.optional.meta(omittable: true)
       attribute :source, Source.optional.meta(omittable: true)
       # Status of the language relative to other parallel language elements (e.g. the primary language)
       attribute :status, Types::Strict::String.enum('primary').meta(omittable: true)
       attribute :standard, Standard.optional.meta(omittable: true)
-      attribute :structuredValue, Types::Strict::Array.of(DescriptiveValue).default([])
+      attribute :structuredValue, Types::Strict::Array.of(DescriptiveValue).default([].freeze)
       # URI value of the descriptive element.
       attribute :uri, Types::Strict::String.meta(omittable: true)
       # Value of the descriptive element.
       attribute :value, Types::Strict::String.meta(omittable: true)
       # URL or other pointer to the location of the language information.