Method setExtraProp

packages/core/src/document/node/node.ts:411–413

(key: string, value: PropValue)

  }

  setExtraProp(key: string, value: PropValue) {
    this.getProp(getConvertedExtraKey(key), true)?.setValue(value)
  }

  getPropValue(path: string) {
    return this.getProp(path, false)?.value