Mercurial > pub > ImplabNet

annotate Implab/IPromise.cs @ 196:40d7fed4a09e

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fixed promise chaining behavior, the error handler doesn't handle result or cancellation handlers exceptions these exceptions are propagated to the next handlers.
author cin
date Mon, 29 Aug 2016 23:15:51 +0300
parents ec91a6dfa5b3
children cbe10ac0731e
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1 using System;
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2 using System.Collections.Generic;
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3 using System.Linq;
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4 using System.Text;
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5
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6 namespace Implab {
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7 public interface IPromise: ICancellable {
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9 /// <summary>
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10 /// Тип результата, получаемого через данное обещание.
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11 /// </summary>
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12 Type PromiseType { get; }
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14 /// <summary>
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15 /// Обещание является выполненым, либо успешно, либо с ошибкой, либо отменено.
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16 /// </summary>
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17 bool IsResolved { get; }
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18
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19 /// <summary>
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20 /// Обещание было отменено.
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21 /// </summary>
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22 bool IsCancelled { get; }
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23
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24 /// <summary>
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25 /// Исключение возникшее в результате выполнения обещания, либо причина отмены.
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26 /// </summary>
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27 Exception Error { get; }
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28
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29 /// <summary>
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30 /// Adds specified listeners to the current promise.
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31 /// </summary>
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32 /// <param name="success">The handler called on the successful promise completion.</param>
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33 /// <param name="error">The handler is called if an error while completing the promise occurred.</param>
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34 /// <param name="cancel">The handler is called in case of promise cancellation.</param>
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35 /// <returns>The current promise.</returns>
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36 IPromise On(Action success, Action<Exception> error, Action<Exception> cancel);
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37 IPromise On(Action success, Action<Exception> error);
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38 IPromise On(Action success);
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40 /// <summary>
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41 /// Adds specified listeners to the current promise.
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42 /// </summary>
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43 /// <param name="handler">The handler called on the specified events.</param>
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44 /// <param name = "events">The combination of flags denoting the events for which the
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45 /// handler shoud be called.</param>
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46 /// <returns>The current promise.</returns>
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47 IPromise On(Action handler, PromiseEventType events);
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48
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49 /// <summary>
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50 /// Преобразует результат обещания к заданному типу и возвращает новое обещание.
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51 /// </summary>
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52 IPromise<T> Cast<T>();
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53
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54 /// <summary>
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55 /// Синхронизирует текущий поток с обещанием.
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56 /// </summary>
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57 void Join();
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58 /// <summary>
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59 /// Синхронизирует текущий поток с обещанием.
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60 /// </summary>
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61 /// <param name="timeout">Время ожидания, по его истечению возникнет исключение.</param>
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62 /// <exception cref="TimeoutException">Превышено время ожидания.</exception>
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63 void Join(int timeout);
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65 }
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66 }