27 lines
724 B
Ruby
27 lines
724 B
Ruby
# frozen_string_literal: true
|
|
|
|
module EnumWithNil
|
|
extend ActiveSupport::Concern
|
|
|
|
included do
|
|
def self.enum_with_nil(definitions)
|
|
# use original `enum` to auto-define all methods
|
|
enum(definitions)
|
|
|
|
# override auto-defined methods only for the
|
|
# key which uses nil value
|
|
definitions.each do |name, values|
|
|
# E.g. for enum_with_nil failure_reason: { unknown_failure: nil }
|
|
# this overrides auto-generated method `failure_reason`
|
|
define_method(name) do
|
|
orig = super()
|
|
|
|
return orig unless orig.nil?
|
|
|
|
self.class.public_send(name.to_s.pluralize).key(nil) # rubocop:disable GitlabSecurity/PublicSend
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|