| | | 1 | | using JetBrains.Annotations; |
| | | 2 | | using System; |
| | | 3 | | using System.Threading; |
| | | 4 | | |
| | | 5 | | namespace DCL.Tasks |
| | | 6 | | { |
| | | 7 | | public static class CancellationTokenExtensions |
| | | 8 | | { |
| | | 9 | | [Pure] |
| | | 10 | | public static CancellationTokenSource SafeRestart(this CancellationTokenSource cancellationToken) |
| | | 11 | | { |
| | | 12 | | try |
| | | 13 | | { |
| | 1797 | 14 | | cancellationToken?.Cancel(); |
| | 1788 | 15 | | cancellationToken?.Dispose(); |
| | 1788 | 16 | | } |
| | 9 | 17 | | catch (ObjectDisposedException) |
| | | 18 | | { |
| | | 19 | | // ignore |
| | 9 | 20 | | } |
| | | 21 | | |
| | 1797 | 22 | | return new CancellationTokenSource(); |
| | | 23 | | } |
| | | 24 | | |
| | | 25 | | [Pure] |
| | | 26 | | public static CancellationTokenSource SafeRestartLinked(this CancellationTokenSource cancellationToken, |
| | | 27 | | params CancellationToken[] cancellationTokens) |
| | | 28 | | { |
| | | 29 | | try |
| | | 30 | | { |
| | 0 | 31 | | cancellationToken?.Cancel(); |
| | 0 | 32 | | cancellationToken?.Dispose(); |
| | 0 | 33 | | } |
| | 0 | 34 | | catch (ObjectDisposedException) |
| | | 35 | | { |
| | | 36 | | // ignore |
| | 0 | 37 | | } |
| | | 38 | | |
| | 0 | 39 | | return CancellationTokenSource.CreateLinkedTokenSource(cancellationTokens); |
| | | 40 | | } |
| | | 41 | | |
| | | 42 | | public static void SafeCancelAndDispose(this CancellationTokenSource cancellationToken) |
| | | 43 | | { |
| | | 44 | | try |
| | | 45 | | { |
| | 4365 | 46 | | cancellationToken?.Cancel(); |
| | 3983 | 47 | | cancellationToken?.Dispose(); |
| | 3983 | 48 | | } |
| | 382 | 49 | | catch (ObjectDisposedException) |
| | | 50 | | { |
| | | 51 | | // ignore |
| | 382 | 52 | | } |
| | 4365 | 53 | | } |
| | | 54 | | } |
| | | 55 | | } |