evaluator

type Evaluator interface {
	ExecTenet(context.Context, *options.EvaluatorOptions, *papi.Tenet, []attestation.Predicate) (*papi.EvalResult, error)
	ExecChainedSelector(context.Context, *options.EvaluatorOptions, *papi.ChainedPredicate, attestation.Predicate) ([]attestation.Subject, error)

	// EvalExpression evaluates a standalone expression and returns its value.
	// Used to resolve dynamic ContextVal expressions. The evaluator reads the
	// subject and any other evaluation-time data from the evalcontext.EvaluationContext
	// stored in ctx.
	EvalExpression(context.Context, *options.EvaluatorOptions, string) (any, error)

	// SupportedVersion returns the maximum runtime version this evaluator can
	// satisfy. The factory rejects policy specs that request a higher version.
	SupportedVersion() string
}

type Factory struct{}

type PluginAware interface {
	RegisteredPlugins() map[string]api.EvalEnginePlugin
}