15 lines
468 B
Ruby
15 lines
468 B
Ruby
module API
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module Helpers
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module CustomValidators
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class Absence < Grape::Validations::Base
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def validate_param!(attr_name, params)
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return if params.respond_to?(:key?) && !params.key?(attr_name)
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raise Grape::Exceptions::Validation, params: [@scope.full_name(attr_name)], message: message(:absence)
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end
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end
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end
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end
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end
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Grape::Validations.register_validator(:absence, ::API::Helpers::CustomValidators::Absence)
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