import type { Registry, StoredHtmlOptions } from '../wing/index.js';
import { type DiffEntry } from './match.js';
export type { CharRange } from './paint.js';
export type { DiffEntry, DiffKind } from './match.js';
export interface DiffPaneBlock {
    readonly html: string;
    readonly text: string;
    readonly entry: number;
}
export interface DocDiff {
    readonly entries: readonly DiffEntry[];
    readonly before: readonly DiffPaneBlock[];
    readonly after: readonly DiffPaneBlock[];
    readonly changes: readonly number[];
}
export type DiffOptions = StoredHtmlOptions;
export declare function diffDocs(before: unknown, after: unknown, registry: Registry, options?: DiffOptions): DocDiff | null;
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