import type { FilterFieldTree } from '../../types/tree-nodes.js';
import type { FilterFieldValidatorMap } from '../../types/validation.js';
/** @public */
export declare function convertStringToFilterFieldTree(filterString: string, validatorMap?: FilterFieldValidatorMap): {
    tree: FilterFieldTree;
    isValid: boolean;
};
/**
 * @public
 * @deprecated The basic syntax will no longer be supported after the next breaking change. The syntax will default to `complex` and the `syntax` parameter will be removed.
 */
export declare function convertStringToFilterFieldTree(filterString: string, syntax: 'basic' | 'complex', validatorMap?: FilterFieldValidatorMap): {
    tree: FilterFieldTree;
    isValid: boolean;
};