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# frozen_string_literal: true
module Grape
module Validations
module Validators
class AllowBlankValidator < Base
def validate_param!(attr_name, params)
return if (options_key?(:value) ? @option[:value] : @option) || !params.is_a?(Hash)
value = params[attr_name]
value = value.strip if value.respond_to?(:strip)
return if value == false || value.present?
raise Grape::Exceptions::Validation.new(params: [@scope.full_name(attr_name)], message: message(:blank))
end
end
end
end
end
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