HarmonyOS NavDestination的onBackPressed是否可以支持接收Promise<boolean>类型的返回值

Argument of type '() => Promise<boolean>' is not assignable to parameter of type '() => boolean'. Type 'Promise<boolean>' is not assignable to type 'boolean' 
1.

.onClick(async () => { 
  if (this.backAction) { 
    let res: boolean = await this.backAction() 
    if (!res) { 
      this.pageInfos.pop() 
    } 
  } else { 
    this.pageInfos.pop() 
  } 
})
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