import { GlossaristModel } from '../models/base.js';
import { Added, Removed, Changed } from './change.js';
import type { ChangeJson } from './change.js';
export interface ListDiffJson {
    added?: ReadonlyArray<ChangeJson | Added>;
    removed?: ReadonlyArray<ChangeJson | Removed>;
    changed?: ReadonlyArray<ChangeJson | Changed>;
}
interface ListDiffOptions {
    identityKey?: (item: unknown) => string;
    textKey?: ((item: unknown) => string | null) | null;
}
export declare class ListDiff extends GlossaristModel {
    private readonly _added;
    private readonly _removed;
    private readonly _changed;
    constructor(data?: ListDiffJson);
    get added(): ReadonlyArray<Added>;
    get removed(): ReadonlyArray<Removed>;
    get changed(): ReadonlyArray<Changed>;
    get hasChanges(): boolean;
    get count(): number;
    entries(): Generator<Added | Removed | Changed>;
    toJSON(): ListDiffJson;
    static fromJSON(data: ListDiffJson): ListDiff;
}
/**
 * Diff two ordered lists using LCS alignment.
 */
export declare function diffList(oldList?: ReadonlyArray<unknown>, newList?: ReadonlyArray<unknown>, options?: ListDiffOptions): ListDiff;
/**
 * Diff two unordered collections by identity key (set-based).
 */
export declare function diffSet(oldList?: ReadonlyArray<unknown>, newList?: ReadonlyArray<unknown>, options?: ListDiffOptions): ListDiff;
export {};
//# sourceMappingURL=list-diff.d.ts.map