Function onRenderPorts

packages/joint-react/src/data/create-ports-store.ts:50–53

(cellId, portElementsCache)

      return portElement;
    },
    onRenderPorts(cellId, portElementsCache) {
      portElements.set(cellId, portElementsCache);
      portEvents.notifySubscribers();
    },
    destroy() {
      portElements.clear();
    },