import { type FieldInfo, type ModelMeta } from '../../cross';
/**
 * Context for visiting
 */
export type WhereVisitorContext = {
    /**
     * Parent data, can be used to replace fields
     */
    parent: any;
    /**
     * Current field, undefined if toplevel
     */
    field?: FieldInfo;
};
/**
 * WhereVisitor's callback actions
 */
export type WhereVisitorCallback = {
    field?: (field: FieldInfo, data: any) => Promise<unknown>;
};
/**
 * Recursive visitor for where payload
 */
export declare class WhereVisitor {
    private readonly modelMeta;
    private readonly callback;
    constructor(modelMeta: ModelMeta, callback: WhereVisitorCallback);
    /**
     * Start visiting
     */
    visit(model: string, where: any): Promise<void>;
}