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module Morpher
# Abstract namespace class for non tracking evaluators
class Evaluator
include Adamantium::Flat,
Registry,
AbstractType,
Printer::Mixin,
NodeHelpers
# Call evaluator in non tracking mode
#
# @param [Object] input
#
# @return [Object]
#
# @api private
#
abstract_method :call
# Call evaluator in tracking mode
#
# @param [Object] input
#
# @return [Evaluation]
#
# @api private
#
abstract_method :evaluation
# Return inverse evaluator
#
# @return [Evaluator]
#
# @api private
#
abstract_method :inverse
end # Evaluator
end # Morpher
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