1 // Copyright 2022, The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 use super::DeathReason;
16 use thiserror::Error;
17 
18 /// An error while waiting for a VM to do something.
19 #[derive(Clone, Debug, Eq, Error, PartialEq)]
20 pub enum VmWaitError {
21     /// Timed out waiting for the VM.
22     #[error("Timed out waiting for VM.")]
23     TimedOut,
24     /// The VM died before it was ready.
25     #[error("VM died. ({reason:?})")]
26     Died {
27         /// The reason why the VM died.
28         reason: DeathReason,
29     },
30     /// The VM payload finished before becoming ready.
31     #[error("VM payload finished.")]
32     Finished,
33 }
34