Method setExtraPropValue

packages/core/src/document/node/node.ts:427–429

(key: string, value: PropValue)

  }

  setExtraPropValue(key: string, value: PropValue) {
    this.setPropValue(getConvertedExtraKey(key), value)
  }

  clearExtraPropValue(key: string): void {
    this.getProp(getConvertedExtraKey(key), false)?.unset()