Function update

packages/core/src/app/createApp.ts:799–812

(updater: StateUpdater<S>)

    },

    update(updater: StateUpdater<S>): void {
      guards.assertOperational("update");
      guards.assertLifecycleIdle("update");
      if (inCommit) guards.throwCode("ZRUI_REENTRANT_CALL", "update: called during commit");
      if (inRender) {
        guards.throwCode("ZRUI_UPDATE_DURING_RENDER", guards.updateDuringRenderDetail("update"));
      }

      updates.enqueue(updater);
      if (sm.state === "Running" && inEventHandlerDepth === 0 && !userCommitScheduled) {
        userCommitScheduled = true;
        enqueueWorkItem({ kind: "userCommit" });
      }
    },

    setTheme(next: ThemeDefinition): void {
      guards.assertOperational("setTheme");