import { CrochetValue, CrochetActivation, Universe, Environment, Activation } from "../intrinsics";
import { NativeActivation } from "..";
export declare function prepare_activation(universe: Universe, parent_activation: Activation, env0: Environment, lambda: CrochetValue, values: CrochetValue[]): CrochetActivation | NativeActivation;
export declare function assert_arity(value: CrochetValue, expected: number, got: number): void;
export declare function get_arity(value: CrochetValue): number;