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Avoid crashing in PollingFileWatcher (#21544)

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Brennan 2020-05-06 15:47:50 -07:00 committed by GitHub
parent a9d702624a
commit 5fd4f87977
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1 changed files with 12 additions and 2 deletions
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14
src/Tools/dotnet-watch/src/Internal/FileWatcher/PollingFileWatcher.cs
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@ -1,4 +1,4 @@
// Copyright (c) .NET Foundation. All rights reserved. // Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System; using System;
@ -188,7 +188,17 @@ namespace Microsoft.DotNet.Watcher.Internal
return; return;
} }
var entities = dirInfo.EnumerateFileSystemInfos("*.*"); IEnumerable<FileSystemInfo> entities;
try
{
entities = dirInfo.EnumerateFileSystemInfos("*.*");
}
// If the directory is deleted after the exists check this will throw and could crash the process
catch (DirectoryNotFoundException)
{
return;
}
foreach (var entity in entities) foreach (var entity in entities)
{ {
fileAction(entity); fileAction(entity);