import { Editor } from 'slate';
import { getAboveBlock, GetAboveBlockOptions } from './getAboveBlock';
import { isAncestorEmpty } from './isAncestorEmpty';

export type IsAboveBlockEmptyOptions = GetAboveBlockOptions;

/**
 * Is the block above the selection empty.
 */
export function isAboveBlockEmpty(editor: Editor, options: IsAboveBlockEmptyOptions = {}) {
  const [block] = getAboveBlock(editor, options);
  return isAncestorEmpty(block);
}