33 lines
757 B
Ruby
33 lines
757 B
Ruby
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# frozen_string_literal: true
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module API
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module Validations
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class CheckAssigneesCount < Grape::Validations::Base
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def self.coerce
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lambda do |value|
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case value
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when String, Array
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Array.wrap(value)
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else
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[]
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end
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end
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end
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def validate_param!(attr_name, params)
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return if param_allowed?(attr_name, params)
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raise Grape::Exceptions::Validation,
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params: [@scope.full_name(attr_name)],
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message: "allows one value, but found #{params[attr_name].size}: #{params[attr_name].join(", ")}"
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end
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private
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def param_allowed?(attr_name, params)
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params[attr_name].size <= 1
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end
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end
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end
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end
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