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view Implab/FuncTask.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 dd4a3590f9c6
children eee3e49dd1ff
line wrap: on
line source

using System;
using System.Threading;

namespace Implab {
    public class FuncTask<T> : FuncTaskBase<T>, IDeferred {
        readonly Func<T> m_task;

        public FuncTask(Func<T> task, Func<Exception, T> error, Func<Exception, T> cancel, bool autoCancellable) : base(error, cancel, autoCancellable) {
            m_task = task;
        }

        public void Resolve() {
            if (m_task != null && LockCancelation()) {
                try {
                    SetResult(m_task());
                } catch(Exception err) {
                    SetErrorInternal(err);
                }
            }
        }
    }
}