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Versions: 8
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Contents
require 'set'
module SoberSwag
module Serializer
##
# Serialize via hash lookup.
# This is used to speed up serialization of views, but it may be useful elsewhere.
#
class Hash < Base
##
# @param choices [Hash<Object => SoberSwag::Serializer::Base>] hash of serializers
# that we might use.
# @param default [SoberSwag::Serializer::Base] default to use if key not found.
# @param key_proc [Proc<Object, Hash>] extract the key we are interested in from the proc.
# Will be called with the object to serialize and the options hash.
def initialize(choices, default, key_proc)
@choices = choices
@default = default
@key_proc = key_proc
end
attr_reader :choices, :default, :key_proc
def serialize(object, options = {})
key = key_proc.call(object, options)
choices.fetch(key) { default }.serialize(object, options)
end
##
# @return [Set<SoberSwag::Serializer::Base>]
def possible_serializers
@possible_serializers ||= (choices.values + [default]).to_set
end
def lazy_type?
possible_serializers.any?(&:lazy_type?)
end
def finalize_lazy_type!
possible_serializers.each(&:finalize_lazy_type!)
end
def lazy_type
@lazy_type ||= possible_serializers.map(&:lazy_type).reduce(:|)
end
def type
@type ||= possible_serializers.map(&:type).reduce(:|)
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems