func NewExpressionsEnvLoader() EnvLoader {
	return alwaysNewEnvLoader{loadFn: func(envSet *environment.EnvSet) *cel.Env {
		return envSet.NewExpressionsEnv()
	}}
}

// StoredExpressionsEnvLoader creates an EnvLoader that always uses the StoredExpressions environment type.
func StoredExpressionsEnvLoader() EnvLoader {