40 lines
837 B
Ruby
40 lines
837 B
Ruby
# frozen_string_literal: true
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# Helper functions for dealing with errors and objects that have
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# child objects with errors
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module HasErrors
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attr_accessor :forbidden, :not_found, :conflict
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def errors
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@errors ||= ActiveModel::Errors.new(self)
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end
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def validate_child(obj)
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return true if obj.valid?
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add_errors_from(obj)
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false
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end
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def rollback_with!(obj, error)
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obj.errors.add(:base, error)
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rollback_from_errors!(obj)
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end
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def rollback_from_errors!(obj)
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add_errors_from(obj)
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raise ActiveRecord::Rollback.new
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end
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def add_error(msg)
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errors.add(:base, msg) unless errors[:base].include?(msg)
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end
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def add_errors_from(obj)
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return if obj.blank?
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return add_error(obj.message) if obj.is_a?(StandardError)
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obj.errors.full_messages.each { |msg| add_error(msg) }
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end
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end
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