import { JsonLens } from '../json-lens';
import { Patcher } from '../patching';
import { Reason } from '../reason';
export type Mutable<T> = {
    -readonly [P in keyof T]: T[P];
};
export type Patch<Tree extends any> = (doc: Mutable<Tree>) => Tree;
/**
 * Patch a document at a JSON Pointer location
 */
export declare function patchAt<Tree extends any>(pointer: string, reason: Reason, patch: Patch<Tree>): Patcher<JsonLens>;
/**
 * Patch a document at the root
 */
export declare function patchDocument<Document extends any>(reason: Reason, patch: Patch<Document>): Patcher<JsonLens>;