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comparison Implab/PromiseExtensions.cs @ 72:d67b95eddaf4 v2

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promises refactoring
author cin
date Thu, 04 Sep 2014 18:47:12 +0400
parents
children 4439140706d0
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71:1714fd8678ef 72:d67b95eddaf4
1 using System.Threading;
2
3 namespace Implab {
4 public static class PromiseExtensions {
5 public static IPromise<T> DispatchToCurrentContext<T>(this IPromise<T> that) {
6 var context = SynchronizationContext.Current;
7 if (context == null)
8 return that;
9
10 var p = new SyncContextPromise<T>(context, that, true);
11
12 that.Then(
13 x => p.Resolve(x),
14 e => {
15 p.Reject(e);
16 return default(T);
17 }
18 );
19 return p;
20 }
21
22 public static IPromise<T> DispatchToContext<T>(this IPromise<T> that, SynchronizationContext context) {
23 Safe.ArgumentNotNull(context, "context");
24
25 var p = new SyncContextPromise<T>(context, that, true);
26
27 that.Then(
28 x => p.Resolve(x),
29 e => {
30 p.Reject(e);
31 return default(T);
32 }
33 );
34 return p;
35 }
36 }
37 }
38