import { defineNodeSpec, type Extension } from '@prosekit/core'
import type { Attrs } from '@prosekit/pm/model'

/**
 * @internal
 */
export type DocExtension = Extension<{ Nodes: { doc: Attrs } }>

export function defineDoc(): DocExtension {
  return defineNodeSpec({
    name: 'doc',
    content: 'block+',
    topNode: true,
  })
}