export declare function waitForDOM(): Promise<Node>;
export interface CreateElementLocatorArgs {
    onElementFound: (element: Element) => void;
    selector: string;
    observerOptions?: IntersectionObserverInit;
    /**
     * Per-element filter — only `false` blocks mounting. Config-authored
     * placements serialize the "require the target to exist" switch as a plain
     * boolean, so both forms are accepted.
     */
    mustMatch?: boolean | ((element: Element) => boolean);
}
export declare function createElementLocator({ onElementFound, selector, observerOptions, mustMatch, }: CreateElementLocatorArgs): MutationObserver;
export interface CreateLocationObserverArgs {
    onLocationChange: (location: Location) => void;
    fireOnInit?: boolean;
}
export declare function createLocationObserver({ onLocationChange, fireOnInit, }: CreateLocationObserverArgs): () => void;
export declare function findNearestElement(origin: HTMLElement, selector: string): HTMLElement | null;
export interface CreateHrefObserverArgs {
    element: HTMLAnchorElement;
    onHrefChange: (href: string) => void;
}
export declare function createHrefObserver({ element, onHrefChange, }: CreateHrefObserverArgs): () => void;