问(VueJS、Axios)捕获错误的不同方法

EN

methods : {
    authenticateUser() {
        axios.post('/api/login', this.form).then(() => {
            this.$router.push({name : 'home'});
        }).catch((error) => {
            this.error = error.response.data.message;
        });
    }
}

public function login() {
    try {
        // do validation
    } catch(Exception) {
        // validation failed
        throw new Exception('login.failed');
    }

    // manually authentication
    if(Auth::attempt(request()->only('email', 'password'))) {
        return response()->json(Auth::user(), 200);
    }

    // something else went wrong
    throw new Exception('login.failed');
}