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Contents
# Copyright (c) 2020 Contrast Security, Inc. See https://www.contrastsecurity.com/enduser-terms-0317a for more details.
# frozen_string_literal: true
module Contrast
module Agent
module Assess
module Policy
module Propagator
# A propagator is a method which can transform data, as described by
# the Contrast::Agent::Assess::Policy::PropagationNode class. Each
# type of propagator does so differently, but always acts on a Source
# to pass tags from it to a Target.
class Base
class << self
def find_source source, preshift
case source
when Contrast::Utils::ObjectShare::OBJECT_KEY
preshift.object
else
preshift.args[source]
end
end
def tracked_value? value
Contrast::Utils::DuckUtils.quacks_to?(value, :cs__tracked?) && value.cs__tracked?
end
def propagate _propagation_node, _preshift, _target
raise NotImplementedError("Expected Base propagator subclass: #{ cs__class } to implement #propagate")
end
end
end
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems