Added JsCreatePromise to JsRT

chakra-core · Feb 23, 2017 · d946fce · d946fce
1 parent 315fdb7
commit d946fce
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Showing 3 changed files with 52 additions and 0 deletions.
diff --git a/lib/Jsrt/ChakraCommon.h b/lib/Jsrt/ChakraCommon.h
@@ -2378,6 +2378,30 @@ typedef unsigned short uint16_t;
             _In_ JsPromiseContinuationCallback promiseContinuationCallback,
             _In_opt_ void *callbackState);
 
+    /// <summary>
+    ///     Creates a new JavaScript Promise object.
+    /// </summary>
+    /// <remarks>
+    ///     <para>
+    ///     Requires an active script context.
+    ///     </para>
+    /// </remarks>
+    /// <param name="promise">The new Promise object.</param>
+    /// <param name="resolveFunction">
+    ///     The function called to resolve the created Promise object.
+    /// </param>
+    /// <param name="rejectFunction">
+    ///     The function called to reject the created Promise object.
+    /// </param>
+    /// <returns>
+    ///     The code <c>JsNoError</c> if the operation succeeded, a failure code otherwise.
+    /// </returns>
+    CHAKRA_API
+        JsCreatePromise(
+            _Out_ JsValueRef *promise,
+            _Out_ JsValueRef *resolveFunction,
+            _Out_ JsValueRef *rejectFunction);
+
 #ifdef _WIN32
 #include "ChakraCommonWindows.h"
 #endif // _WIN32

diff --git a/lib/Jsrt/Jsrt.cpp b/lib/Jsrt/Jsrt.cpp
@@ -13,6 +13,7 @@
 #include "Common/ByteSwap.h"
 #include "Library/DataView.h"
 #include "Library/JavascriptSymbol.h"
+#include "Library/JavascriptPromise.h"
 #include "Base/ThreadContextTlsEntry.h"
 #include "Codex/Utf8Helper.h"
 
@@ -2866,6 +2867,32 @@ CHAKRA_API JsSetPromiseContinuationCallback(_In_ JsPromiseContinuationCallback p
     /*allowInObjectBeforeCollectCallback*/true);
 }
 
+CHAKRA_API JsCreatePromise(_Out_ JsValueRef *promise, _Out_ JsValueRef *resolve, _Out_ JsValueRef *reject)
+{
+  return ContextAPIWrapper<true>([&](Js::ScriptContext *scriptContext, TTDRecorder& _actionEntryPopper) -> JsErrorCode {
+    PERFORM_JSRT_TTD_RECORD_ACTION_NOT_IMPLEMENTED(scriptContext);
+
+    PARAM_NOT_NULL(promise);
+    PARAM_NOT_NULL(resolve);
+    PARAM_NOT_NULL(reject);
+
+    *promise = nullptr;
+    *resolve = nullptr;
+    *reject = nullptr;
+
+    Js::JavascriptPromiseResolveOrRejectFunction *jsResolve;
+    Js::JavascriptPromiseResolveOrRejectFunction *jsReject;
+    Js::JavascriptPromise *jsPromise = scriptContext->GetLibrary()->CreatePromise();
+    Js::JavascriptPromise::InitializePromise(jsPromise, &jsResolve, &jsReject, scriptContext);
+
+    *promise = (JsValueRef)jsPromise;
+    *resolve = (JsValueRef)jsResolve;
+    *reject = (JsValueRef)jsReject;
+
+    return JsNoError;
+  });
+}
+
 JsErrorCode RunScriptCore(JsValueRef scriptSource, const byte *script, size_t cb,
     LoadScriptFlag loadScriptFlag, JsSourceContext sourceContext,
     const WCHAR *sourceUrl, bool parseOnly, JsParseScriptAttributes parseAttributes,

diff --git a/lib/Jsrt/JsrtCommonExports.inc b/lib/Jsrt/JsrtCommonExports.inc
@@ -103,6 +103,7 @@
     JsGetRuntime
     JsIdle
     JsSetPromiseContinuationCallback
+    JsCreatePromise
 #ifndef NTBUILD
     JsCreateString
     JsCreateStringUtf16