import { VoltisoUtilError } from '../../_/index.js';
import type { AlsoAccept } from '../../type/AlsoAccept.js';
declare const PrototypePollutionError_base: typeof VoltisoUtilError;
export declare class PrototypePollutionError<Obj extends object | undefined, Key extends keyof Obj | AlsoAccept<keyof any>> extends PrototypePollutionError_base {
    obj: Obj;
    key: Key;
    constructor(key: Key, options?: ErrorOptions | undefined);
    constructor(obj: Obj, key: Key, options?: ErrorOptions | undefined);
    constructor(...args: readonly [Key] | readonly [Obj, Key] | readonly [Key, ErrorOptions | undefined] | readonly [Obj, Key, ErrorOptions | undefined]);
}
/**
 * Check if `obj[key]` is not causing Prototype Pollution, for any `obj`
 * https://github.com/substack/minimist/blob/7efb22a518b53b06f5b02a1038a88bd6290c2846/index.js#L247
 *
 * @example
 *
 * ```ts
 * isPolluting(propertyName) // will throw on prototype pollution
 * ```
 *
 * @param key - Any property name
 * @returns `true` if `obj[key]` could cause prototype pollution, for any `obj`
 * @throws `PrototypePollutionError` on prototype pollution
 */
export declare function isPolluting(key: keyof any): key is 'constructor' | '__proto__';
/**
 * Check if `obj[key]` is causing Prototype Pollution
 * https://github.com/substack/minimist/blob/7efb22a518b53b06f5b02a1038a88bd6290c2846/index.js#L247
 *
 * @example
 *
 * ```ts
 * isPolluting(object, propertyName) // will throw if Prototype Pollution is possible
 * ```
 *
 * @param obj - Object
 * @param key - Any property name
 * @returns `true` if `obj[key]` would cause Prototype Pollution
 */
export declare function isPolluting<Obj extends object>(obj: Obj, key: keyof Obj | AlsoAccept<keyof any>): key is 'constructor' | '__proto__';
export declare function isPolluting(...args: readonly [keyof any] | readonly [object, keyof any]): boolean;
/**
 * Throw if `obj[key]` could cause Prototype Pollution, for any `obj`
 *
 * @param key - Any property name
 * @throws `PrototypePollutionError` on prototype pollution
 */
export declare function assertNotPolluting<Key extends keyof any>(key: Key): asserts key is Key extends 'constructor' ? never : Key extends '__proto__' ? never : Key;
/**
 * Throw if `obj[key]` would cause Prototype Pollution
 *
 * @param obj - An object
 * @param key - Any property name
 * @throws `PrototypePollutionError` on prototype pollution
 */
export declare function assertNotPolluting<Obj extends object, Key extends keyof Obj | AlsoAccept<keyof any>>(obj: Obj, key: Key): asserts key is Key extends 'constructor' ? never : Key extends '__proto__' ? never : Key;
export {};
//# sourceMappingURL=isPolluting.d.ts.map