import { EditorState, Plugin } from '@milkdown/kit/prose/state';
export declare function isInTableCell(state: EditorState): boolean;
/**
 * ProseMirror plugin: Shift+Enter inserts a hard break when the selection is inside a table cell or header.
 * Exported for unit tests; use {@link tableHardBreakPlugin} in Milkdown editors.
 */
export declare function createTableHardBreakProsePlugin(): Plugin<any>;
/**
 * Milkdown plugin that enables Shift+Enter to insert a hard break inside table cells.
 * Plain Enter still follows preset-gfm (e.g. exit table); this only adds line breaks within a cell.
 */
export declare const tableHardBreakPlugin: import('@milkdown/utils').$Prose;