view Implab/PromiseAwaiterT.cs @ 160:5802131432e4 v2

fixed regression: race condition in Promise DFA refactoring
author cin
date Thu, 18 Feb 2016 19:38:54 +0300
parents ec91a6dfa5b3
children cbe10ac0731e
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line source

using System;
using System.Runtime.CompilerServices;

namespace Implab {
    public struct PromiseAwaiter<T> : INotifyCompletion {
        readonly IPromise<T> m_promise;

        public PromiseAwaiter(IPromise<T> promise) {
            m_promise = promise;
        }

        public void OnCompleted (Action continuation) {
            if (m_promise != null)
                m_promise.On(continuation, PromiseEventType.All);
        }

        public T GetResult() {
            return m_promise.Join();
        }

        public bool IsCompleted {
            get {
                return m_promise.IsResolved;
            }
        }
    }
}