import { Extension } from '@codemirror/state';
/**
 * Create the word diff requestor extension.
 *
 * @param beforeLines - Before-side content lines
 * @param afterLines - After-side content lines
 * @param side - Which editor side
 * @param mode - Diff granularity
 */
export declare function wordDiffRequestor(beforeLines: string[], afterLines: string[], side: "before" | "after", mode?: "word" | "char"): Extension;