Module: ActiveSupport::Cache::SerializerWithFallback

Do not use. This module is for internal use only.

Relationships & Source Files
Namespace Children
Modules: `Marshal61WithFallback`, `Marshal70WithFallback`, `Marshal71WithFallback`, `MessagePackWithFallback`, `PassthroughWithFallback`
Extension / Inclusion / Inheritance Descendants
Included In: `Marshal61WithFallback`, `Marshal70WithFallback`, `Marshal71WithFallback`, `MessagePackWithFallback`, `PassthroughWithFallback`
Defined in:	activesupport/lib/active_support/cache/serializer_with_fallback.rb

Constant Summary

SERIALIZERS =
# File 'activesupport/lib/active_support/cache/serializer_with_fallback.rb', line 166

{
  passthrough: PassthroughWithFallback,
  marshal_6_1: Marshal61WithFallback,
  marshal_7_0: Marshal70WithFallback,
  marshal_7_1: Marshal71WithFallback,
  message_pack: MessagePackWithFallback,
}

Class Method Summary

.[](format)

Instance Method Summary

#load(dumped)
#marshal_load(payload) (also: #_load) private

Class Method Details

.[](format)

[ GitHub ]

# File 'activesupport/lib/active_support/cache/serializer_with_fallback.rb', line 9


def self.[](format)
  if format.to_s.include?("message_pack") && !defined?(ActiveSupport::MessagePack)
    require "active_support/message_pack"
  end

  SERIALIZERS.fetch(format)
end

Instance Method Details

#load(dumped)

[ GitHub ]

# File 'activesupport/lib/active_support/cache/serializer_with_fallback.rb', line 17


def load(dumped)
  if dumped.is_a?(String)
    case
    when MessagePackWithFallback.dumped?(dumped)
      MessagePackWithFallback._load(dumped)
    when Marshal71WithFallback.dumped?(dumped)
      Marshal71WithFallback._load(dumped)
    when Marshal70WithFallback.dumped?(dumped)
      Marshal70WithFallback._load(dumped)
    else
      Cache::Store.logger&.warn("Unrecognized payload prefix #{dumped.byteslice(0).inspect}; deserializing as nil")
      nil
    end
  elsif PassthroughWithFallback.dumped?(dumped)
    PassthroughWithFallback._load(dumped)
  else
    Cache::Store.logger&.warn("Unrecognized payload class #{dumped.class}; deserializing as nil")
    nil
  end
end

#marshal_load(payload) (private) Also known as: #_load

[ GitHub ]

# File 'activesupport/lib/active_support/cache/serializer_with_fallback.rb', line 39


def marshal_load(payload)
  Marshal.load(payload)
rescue ArgumentError => error
  raise Cache::DeserializationError, error.message
end