annotate Implab/RejectedPromise.cs @ 248:5cb4826c2c2a v3

Added awaiters to promises Added static methods to Promise Resolve, Reject, All. Updated promise helpers
author cin
date Tue, 30 Jan 2018 01:37:17 +0300
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children d82909310094
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248
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1 using System;
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2
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3 namespace Implab
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4 {
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5 public struct RejectedPromise : IPromise {
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6 readonly Exception m_reason;
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7
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8 public Type ResultType => typeof(void);
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9
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10 public bool IsResolved => true;
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11
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12 public bool IsRejected => true;
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13
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14 public bool IsFulfilled => false;
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15
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16 public Exception RejectReason => m_reason;
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17
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18 public RejectedPromise(Exception reason) {
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19 m_reason = reason;
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20 }
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21
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22 public IPromise<T> Cast<T>() {
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23 throw new InvalidCastException();
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24 }
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25
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26 public void Join() {
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27 m_reason.ThrowInvocationException();
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28 }
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29
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30 public void Join(int timeout) {
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31 m_reason.ThrowInvocationException();
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32 }
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33
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34 public void Then(IResolvable next) {
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35 next.Reject(m_reason);
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36 }
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37 }
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38 }