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# File 'lib/store_field.rb', line 9
def store_field(key, options = {})
raise ArgumentError.new(':in is invalid') if options[:in] and serialized_attributes[options[:in].to_s].nil?
raise ArgumentError.new(':type is invalid') if options[:type] and ![ Hash, Set ].include?(options[:type])
klass = options[:type]
store_attribute = options[:in] || serialized_attributes.keys.first
raise ArgumentError.new('store method must be defined before store_field') if store_attribute.nil?
define_method(key) do
value = send("#{store_attribute}")[key]
if value.nil?
value = klass ? klass.new : {}
send("#{store_attribute}")[key] = value
end
value
end
if options[:type] == Set
define_method("set_#{key}") {|value| send(key).add(value); self }
define_method("unset_#{key}") {|value| send(key).delete(value); self }
define_method("set_#{key}?") {|value| send(key).include?(value) }
define_method("unset_#{key}?") {|value| !send(key).include?(value) }
end
end
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