import * as React from 'react';
/** Keep only the global HTML attributes a 4.x consumer may have set. */
export declare function domProps(props: Record<string, unknown>): Record<string, unknown>;
/** 4.x left/right placement → 5.0 logical side. */
export declare function sideOf(placement: unknown): 'start' | 'end';
/** A 4.x handler-only item (onClick, no href) renders as a <button>, which is
    what the app-shell-slots codemod emits: render={<button type="button" onClick={h} />}. */
export declare function itemRender(href: string | undefined, onClick: (() => void) | undefined, disabled?: boolean): {
    href: string;
} | {
    render: React.ReactElement;
};
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