/**
 * Minimal subset of core/utils/functional/object used by path, monitor, and
 * the vendored arguments module. Eight functions instead of the source's
 * 380-line module.
 *
 * Source semantics preserved where needed (underride mutates-and-returns its
 * first argument; clone handles reference cycles via structuredClone).
 */
export declare const underride: <A extends object, B extends object>(a: A, b: B) => A & B;
export declare const select: (...keys: string[]) => (obj: any) => any;
export declare const omit: (...keys: string[]) => (obj: any) => any;
export declare const has: (prop: string) => (obj: any) => any;
export declare const fromMap: <V>(map: Map<any, V>) => {
    [key: string]: V;
};
export declare const fill: <V>(n: number, fn?: (i: number) => V) => V[];
/**
 * Deep clone. structuredClone (Node 17+) handles cycles natively; falls back
 * to JSON round-trip for primitive-only data.
 */
export declare const clone: <T>(data: T) => T;
export declare const prune: (rowFilter?: (entry: {
    key: any;
    value: any;
}) => boolean, subselect?: (value: any, key: any) => any) => (obj: any) => any;
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