Sha256: 0ce9a4cd2e880eade69bbbbb61fdad2e11b353f8d8435217e457f206cffe55fd
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Versions: 26
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Stored size: 1.7 KB
Contents
module Foobara
module Enumerated
module Accessors
class ValueNotAllowed < StandardError; end
class CannotDetermineModuleAutomatically; end
include Concern
module ClassMethods
def enumerated(attribute_name, values_source = nil)
original_values_source = values_source
if values_source.nil?
module_name = Util.classify(attribute_name)
values_source = begin
Util.const_get_up_hierarchy(self, module_name)
rescue NameError
# :nocov:
raise CannotDetermineModuleAutomatically,
"could not find a module for #{module_name}. Maybe consider passing it in explicitly."
# :nocov:
end
end
values = Values.new(values_source)
attribute_name = attribute_name.to_sym
# :nocov:
unless respond_to?(:enumerated_type_metadata)
# :nocov:
class << self
attr_accessor :enumerated_type_metadata
end
self.enumerated_type_metadata = {}
end
attr_reader attribute_name
define_method "#{attribute_name}=" do |value|
value = Values.normalize_value(value)
if !value.nil? && !values.all_values.include?(value)
raise ValueNotAllowed, "Received #{value} for #{attribute_name} but expected one of #{values.all_values}"
end
instance_variable_set("@#{attribute_name}", value)
end
enumerated_type_metadata[attribute_name] = {
original_values_source:,
values_source:,
values:
}
end
end
end
end
end
Version data entries
26 entries across 26 versions & 1 rubygems