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8 lines
373 B
Ruby
8 lines
373 B
Ruby
class ObjectCountValidator < ActiveModel::EachValidator
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def validate_each(record, attribute, value)
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min, max = options[:min].call, options[:max].call
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return if value.reject(&:marked_for_destruction?).length.between?(min, max)
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association = options[:association] || attribute
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record.errors.add(association, :out_of_range, { min: min, max: max })
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end
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end
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