import type { Node as PMNode } from 'prosemirror-model';
import type { InlineOp } from './types';
/**
 * Word-level diff of a container's inline content (paragraph, heading, ...).
 * Uses Levenshtein edit distance so a changed word becomes a single "replace"
 * instead of an unrelated delete + insert, and reports mark-only changes
 * (bold/italic/... added with no text change) as `marksChanged` on otherwise-
 * equal tokens instead of as content edits.
 */
export declare function diffInline(oldNode: PMNode, newNode: PMNode): InlineOp[];