Function getElement

packages/joint-react/src/data/create-store.ts:217–224

(id: dia.Cell.ID)

      return data.links;
    },
    getElement<E extends GraphElement>(id: dia.Cell.ID) {
      const item = data.elements.get(id);

      if (!item) {
        throw new Error(`Element with id ${id} not found`);
      }
      return item as E;
    },
    getLink(id) {
      const item = data.links.get(id);
      if (!item) {