angular路由守卫

import { CanActivateChild, Router, ActivatedRouteSnapshot } from '@angular/router';

export class AuthGuard implements CanActivateChild {

public async canActivateChild(childRoute: ActivatedRouteSnapshot) {

const toOpen = childRoute.routeConfig.path === 'child' 

if (toOpen) {

this.buyAcc.getSub().subscribe((res) => {

if (res['status'] !== 0) {

this.modal.warning({content: res['data']});

return false;

}

});

} else {

return true;

}

}

}