tiptap/packages/extension-table/src/utilities/createCell.ts

import { Fragment, Node as ProsemirrorNode, NodeType } from 'prosemirror-model'

export function createCell(cellType: NodeType, cellContent?: Fragment | ProsemirrorNode | Array<ProsemirrorNode>): ProsemirrorNode | null | undefined {
  if (cellContent) {
    return cellType.createChecked(null, cellContent)
  }

  return cellType.createAndFill()
}