Mercurial > pub > ImplabNet
annotate Implab/FuncChainTaskT.cs @ 244:eee3e49dd1ff v3
working on promises
| author | cin |
|---|---|
| date | Thu, 25 Jan 2018 19:09:16 +0300 |
| parents | 40d7fed4a09e |
| children |
| rev | line source |
|---|---|
| 145 | 1 using System; |
| 2 | |
| 3 namespace Implab { | |
| 4 public class FuncChainTask<TArg,TResult> : FuncChainTaskBase<TResult>, IDeferred<TArg> { | |
| 5 readonly Func<TArg, IPromise<TResult>> m_task; | |
| 6 | |
| 149 | 7 public FuncChainTask(Func<TArg, IPromise<TResult>> task, Func<Exception, IPromise<TResult>> error, Func<Exception, IPromise<TResult>> cancel, bool autoCancellable) : base(error, cancel, autoCancellable){ |
| 145 | 8 m_task = task; |
| 9 } | |
| 10 | |
| 11 public void Resolve(TArg value) { | |
| 12 if (m_task != null && LockCancelation()) { | |
| 13 try { | |
| 149 | 14 var operation = m_task(value); |
| 15 operation.On(SetResult, HandleErrorInternal, SetCancelled); | |
| 16 CancellationRequested(operation.Cancel); | |
| 145 | 17 } catch (Exception err) { |
|
196
40d7fed4a09e
fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
cin
parents:
187
diff
changeset
|
18 SetErrorInternal(err); |
| 145 | 19 } |
| 20 } | |
| 21 } | |
| 22 } | |
| 23 } |