import { type SchedulingStrategy } from "main-thread-scheduling";
/** Check if attribute name and value are word-like. */
export declare function attr(name: string, value: string): boolean;
/** Check if id name is word-like. */
export declare function idName(name: string): boolean;
/** Check if class name is word-like. */
export declare function className(name: string): boolean;
/** Check if tag name is word-like. */
export declare function tagName(_name: string): boolean;
/** Configuration options for the finder. */
export interface FinderOptions {
    /** The root element to start the search from. */
    root?: Element;
    /** Function that determines if an id name may be used in a selector. */
    idName?: (name: string) => boolean;
    /** Function that determines if a class name may be used in a selector. */
    className?: (name: string) => boolean;
    /** Function that determines if a tag name may be used in a selector. */
    tagName?: (name: string) => boolean;
    /** Function that determines if an attribute may be used in a selector. */
    attr?: (name: string, value: string) => boolean;
    /** Timeout to search for a selector. */
    timeoutMs?: number;
    /** Minimum length of levels in fining selector. */
    seedMinLength?: number;
    /** Minimum length for optimising selector. */
    optimizedMinLength?: number;
    /** Maximum number of path checks. */
    maxNumberOfPathChecks?: number;
    /** The scheduling strategy for yielding control to the main thread. */
    schedulingStrategy?: SchedulingStrategy | null;
    /** An AbortSignal to allow aborting the operation. */
    abortSignal?: AbortSignal;
}
/** Finds unique CSS selectors for the given element. */
export declare function finder(input: Element, options?: FinderOptions): Promise<string>;