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- # Check if password matches system settings
- class PasswordPolicy
- include ::Mixin::HasBackends
- attr_reader :password
- # @param password [String, nil] to evaluate. nil is treated as empty string
- def initialize(password)
- @password = password || ''
- end
- def valid?
- errors.blank?
- end
- def error
- errors.first
- end
- def errors
- @errors ||= applicable_backends
- .map { |backend| backend.new(password) }
- .reject(&:valid?)
- .map(&:error)
- end
- private
- def applicable_backends
- @applicable_backends ||= backends.select(&:applicable?)
- end
- end
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