import { Value, VStr, VNum, VBool, VFn, VObj, VArr } from './value';
import { Node } from '../node';
export declare function assertBoolean(val: Value): asserts val is VBool;
export declare function assertFunction(val: Value): asserts val is VFn;
export declare function assertString(val: Value): asserts val is VStr;
export declare function assertNumber(val: Value): asserts val is VNum;
export declare function assertObject(val: Value): asserts val is VObj;
export declare function assertArray(val: Value): asserts val is VArr;
export declare function eq(a: Value, b: Value): boolean;
export declare function valToString(val: Value, simple?: boolean): any;
export declare function nodeToString(node: Node): string;
export declare function valToJs(val: Value): any;
export declare function jsToVal(val: any): Value;