import type { QuickJSContext, QuickJSHandle } from 'quickjs-emscripten-core';
export type SyncMode = 'both' | 'vm' | 'host';
export type Wrapped<T> = T & {
    __qes_wrapped: never;
};
export declare function wrap<T = any>(ctx: QuickJSContext, target: T, proxyKeySymbol: symbol, proxyKeySymbolHandle: QuickJSHandle, marshal: (target: any) => [QuickJSHandle, boolean], syncMode?: (target: T) => SyncMode | undefined, wrappable?: (target: unknown) => boolean): Wrapped<T> | undefined;
export declare function wrapHandle(ctx: QuickJSContext, handle: QuickJSHandle, proxyKeySymbol: symbol, proxyKeySymbolHandle: QuickJSHandle, unmarshal: (handle: QuickJSHandle) => any, syncMode?: (target: QuickJSHandle) => SyncMode | undefined, wrappable?: (target: QuickJSHandle, ctx: QuickJSContext) => boolean): [Wrapped<QuickJSHandle> | undefined, boolean];
export declare function unwrap<T>(obj: T, key: string | symbol): T;
export declare function unwrapHandle(ctx: QuickJSContext, handle: QuickJSHandle, key: QuickJSHandle): [QuickJSHandle, boolean];
export declare function isWrapped<T>(obj: T, key: string | symbol): obj is Wrapped<T>;
export declare function isHandleWrapped(ctx: QuickJSContext, handle: QuickJSHandle, key: QuickJSHandle): handle is Wrapped<QuickJSHandle>;