33 lines
662 B
Ruby
33 lines
662 B
Ruby
# frozen_string_literal: true
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class DescriptionVersion < ApplicationRecord
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belongs_to :issue
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belongs_to :merge_request
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validate :exactly_one_issuable
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def self.issuable_attrs
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%i(issue merge_request).freeze
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end
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def issuable
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issue || merge_request
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end
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private
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def exactly_one_issuable
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issuable_count = self.class.issuable_attrs.count { |attr| self["#{attr}_id"] }
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if issuable_count != 1
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errors.add(
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:base,
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_("Exactly one of %{attributes} is required") %
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{ attributes: self.class.issuable_attrs.join(', ') }
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)
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end
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end
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end
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DescriptionVersion.prepend_mod_with('DescriptionVersion')
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