Mercurial > pub > ImplabNet

diff Implab/PromiseFuncReaction`2.cs @ 248:5cb4826c2c2a v3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
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
parents
children d82909310094
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Implab/PromiseFuncReaction`2.cs	Tue Jan 30 01:37:17 2018 +0300
@@ -0,0 +1,56 @@
+using System;
+using System.Diagnostics;
+
+namespace Implab {
+    class PromiseFuncReaction<TIn, TRet> : PromiseReaction<TIn> {
+        readonly Deferred<TRet> m_next;
+
+        public IPromise<TRet> Promise { 
+            get { return m_next.Promise; }
+        }
+
+        public PromiseFuncReaction(Func<TIn, TRet> fulfilled, Func<Exception, TRet> rejected, IDispatcher dispatcher) : base(dispatcher) {
+            m_next = new Deferred<TRet>(dispatcher);
+            if (fulfilled != null)
+                FulfilHandler = PromiseHandler.Create(fulfilled, m_next);
+
+            if (rejected != null)
+                RejectHandler = PromiseHandler.Create(rejected, m_next);
+        }
+
+        public PromiseFuncReaction(Func<TIn, IPromise<TRet>> fulfilled, Func<Exception, IPromise<TRet>> rejected, IDispatcher dispatcher) : base(dispatcher) {
+            m_next = new Deferred<TRet>(dispatcher);
+            if (fulfilled != null)
+                FulfilHandler = PromiseHandler.Create(fulfilled, m_next);
+
+            if (rejected != null)
+                RejectHandler = PromiseHandler.Create(rejected, m_next);
+        }
+
+        public PromiseFuncReaction(Func<TIn, TRet> fulfilled, Func<Exception, IPromise<TRet>> rejected, IDispatcher dispatcher) : base(dispatcher) {
+            m_next = new Deferred<TRet>(dispatcher);
+            if (fulfilled != null)
+                FulfilHandler = PromiseHandler.Create(fulfilled, m_next);
+
+            if (rejected != null)
+                RejectHandler = PromiseHandler.Create(rejected, m_next);
+        }
+
+        public PromiseFuncReaction(Func<TIn, IPromise<TRet>> fulfilled, Func<Exception, TRet> rejected, IDispatcher dispatcher) : base(dispatcher) {
+            m_next = new Deferred<TRet>(dispatcher);
+            if (fulfilled != null)
+                FulfilHandler = PromiseHandler.Create(fulfilled, m_next);
+
+            if (rejected != null)
+                RejectHandler = PromiseHandler.Create(rejected, m_next);
+        }
+
+        protected override void DefaultReject(Exception reason) {
+            m_next.Reject(reason);
+        }
+
+        protected override void DefaultResolve(TIn result) {
+            m_next.Resolve((TRet)(object)result);
+        }
+    }
+}
\ No newline at end of file