Add frozen_string_literal pragma to ruby files

Gemfile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source 'https://rubygems.org'
 #
 # Add a Gemfile.local to locally bundle gems outside of version control

Rakefile

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require 'bundler/setup'
 rescue LoadError

active_model_serializers.gemspec

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # coding: utf-8
 lib = File.expand_path('../lib', __FILE__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)

lib/action_controller/serialization.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_support/core_ext/class/attribute'
 require 'active_model_serializers/serialization_context'
 

lib/active_model/serializable_resource.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'set'
 
 module ActiveModel

lib/active_model/serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'thread_safe'
 require 'jsonapi/include_directive'
 require 'active_model/serializer/collection_serializer'

lib/active_model/serializer/adapter.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model_serializers/adapter'
 require 'active_model_serializers/deprecate'
 

lib/active_model/serializer/adapter/attributes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Adapter

lib/active_model/serializer/adapter/base.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Adapter

lib/active_model/serializer/adapter/json.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Adapter

lib/active_model/serializer/adapter/json_api.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Adapter

lib/active_model/serializer/adapter/null.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Adapter

lib/active_model/serializer/array_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/collection_serializer'
 
 module ActiveModel

lib/active_model/serializer/association.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/lazy_association'
 
 module ActiveModel

lib/active_model/serializer/attribute.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/field'
 
 module ActiveModel

lib/active_model/serializer/belongs_to_reflection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     # @api private

lib/active_model/serializer/collection_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     class CollectionSerializer

lib/active_model/serializer/concerns/caching.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     UndefinedCacheKey = Class.new(StandardError)

lib/active_model/serializer/error_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     class ErrorSerializer < ActiveModel::Serializer

lib/active_model/serializer/errors_serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/error_serializer'
 
 module ActiveModel

lib/active_model/serializer/field.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     # Holds all the meta-data about a field (i.e. attribute or association) as it was

lib/active_model/serializer/fieldset.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     class Fieldset

lib/active_model/serializer/has_many_reflection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     # @api private

lib/active_model/serializer/has_one_reflection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     # @api private

lib/active_model/serializer/lazy_association.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     # @api private

lib/active_model/serializer/link.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/field'
 
 module ActiveModel

lib/active_model/serializer/lint.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     module Lint

lib/active_model/serializer/null.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     class Null < Serializer

lib/active_model/serializer/reflection.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model/serializer/field'
 require 'active_model/serializer/association'
 

lib/active_model/serializer/version.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModel
   class Serializer
     VERSION = '0.10.8'.freeze

lib/active_model_serializers.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_model'
 require 'active_support'
 require 'active_support/core_ext/object/with_options'

lib/active_model_serializers/adapter.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     UnknownAdapterError = Class.new(ArgumentError)

lib/active_model_serializers/adapter/attributes.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class Attributes < Base

lib/active_model_serializers/adapter/base.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'case_transform'
 
 module ActiveModelSerializers

lib/active_model_serializers/adapter/json.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class Json < Base

lib/active_model_serializers/adapter/json_api.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # {http://jsonapi.org/format/ JSON API specification}
 # rubocop:disable Style/AsciiComments
 # TODO: implement!

lib/active_model_serializers/adapter/json_api/deserialization.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi

lib/active_model_serializers/adapter/json_api/error.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi < Base

lib/active_model_serializers/adapter/json_api/jsonapi.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi < Base

lib/active_model_serializers/adapter/json_api/link.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi

lib/active_model_serializers/adapter/json_api/meta.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi

lib/active_model_serializers/adapter/json_api/pagination_links.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi < Base

lib/active_model_serializers/adapter/json_api/relationship.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi

lib/active_model_serializers/adapter/json_api/resource_identifier.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class JsonApi

lib/active_model_serializers/adapter/null.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Adapter
     class Null < Base

lib/active_model_serializers/callbacks.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Adapted from
 # https://github.com/rails/rails/blob/7f18ea14c8/activejob/lib/active_job/callbacks.rb
 require 'active_support/callbacks'

lib/active_model_serializers/deprecate.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ##
 # Provides a single method +deprecate+ to be used to declare when
 # something is going away.

lib/active_model_serializers/deserialization.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Deserialization
     module_function

lib/active_model_serializers/json_pointer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module JsonPointer
     module_function

lib/active_model_serializers/logging.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ##
 # ActiveModelSerializers::Logging
 #

lib/active_model_serializers/lookup_chain.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module LookupChain
     # Standard appending of Serializer to the resource name.

lib/active_model_serializers/model.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # ActiveModelSerializers::Model is a convenient superclass for making your models
 # from Plain-Old Ruby Objects (PORO). It also serves as a reference implementation
 # that satisfies ActiveModel::Serializer::Lint::Tests.

lib/active_model_serializers/railtie.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails/railtie'
 require 'action_controller'
 require 'action_controller/railtie'

lib/active_model_serializers/register_jsonapi_renderer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Based on discussion in https://github.com/rails/rails/pull/23712#issuecomment-184977238,
 # the JSON API media type will have its own format/renderer.
 #

lib/active_model_serializers/serializable_resource.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'set'
 
 module ActiveModelSerializers

lib/active_model_serializers/serialization_context.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'active_support/core_ext/array/extract_options'
 module ActiveModelSerializers
   class SerializationContext

lib/active_model_serializers/test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Test
     extend ActiveSupport::Autoload

lib/active_model_serializers/test/schema.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ActiveModelSerializers
   module Test
     module Schema

lib/active_model_serializers/test/serializer.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'set'
 module ActiveModelSerializers
   module Test

lib/generators/rails/resource_override.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'rails/generators'
 require 'rails/generators/rails/resource/resource_generator'
 

lib/generators/rails/serializer_generator.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Rails
   module Generators
     class SerializerGenerator < NamedBase

lib/grape/active_model_serializers.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # To add Grape support, require 'grape/active_model_serializers' in the base of your Grape endpoints
 # Then add 'include Grape::ActiveModelSerializers' to enable the formatter and helpers
 require 'active_model_serializers'

lib/grape/formatters/active_model_serializers.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # A Grape response formatter that can be used as 'formatter :json, Grape::Formatters::ActiveModelSerializers'
 #
 # Serializer options can be passed as a hash from your Grape endpoint using env[:active_model_serializer_options],

lib/grape/helpers/active_model_serializers.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Helpers can be included in your Grape endpoint as: helpers Grape::Helpers::ActiveModelSerializers
 
 module Grape

lib/tasks/rubocop.rake

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 begin
   require 'rubocop'
   require 'rubocop/rake_task'

test/action_controller/adapter_selector_test.rb

@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require 'test_helper'
 
 module ActionController