Implement PromiseResolver.prototype.{fulfill, reject}

Source/bindings/v8/custom/V8PromiseCustom.h

 /*
  * Copyright (C) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 21 matching lines @@
 class V8PromiseCustom {
 public:
     enum InternalFieldIndex {
         InternalStateIndex,
         InternalResultIndex,
         InternalFulfillCallbackIndex,
         InternalRejectCallbackIndex,
         InternalFieldCount, // This entry must always be at the bottom.
     };
 
-    enum PromiseStatus {
+    enum PromiseState {
         Pending,
         Fulfilled,
         Rejected,
     };
+
+    enum SynchronousMode {
+        Synchronous,
+        Asynchronous,
+    };
+
+    // Create Promise and PromiseResolver instances and set them to |promise| and |resolver| respectively.
+    static void createPromise(v8::Handle<v8::Object> creationContext, v8::Local<v8::Object>* promise, v8::Local<v8::Object>* resolver, v8::Isolate*);
+
+    // |resolver| must be a PromiseResolver instance.
+    static void fulfillResolver(v8::Handle<v8::Object> resolver, v8::Handle<v8::Value> result, SynchronousMode, v8::Isolate*);
+    // |resolver| must be a PromiseResolver instance.
+    static void rejectResolver(v8::Handle<v8::Object> resolver, v8::Handle<v8::Value> result, SynchronousMode, v8::Isolate*);
+
+    // |promise| must be a Promise instance.
+    // |fulfillCallback| and |rejectCallback| can be an empty function respectively.
+    static void append(v8::Handle<v8::Object> promise, v8::Handle<v8::Function> fulfillCallback, v8::Handle<v8::Function> rejectCallback, v8::Isolate*);
+
+    // This function can take either Promise or PromiseResolver objects.
+    // This function cannot be called when the internal object is detached from |promiseOrResolver|.
+    // Note that internal object can be detached only from PromiseResolver.
+    static v8::Local<v8::Object> getInternal(v8::Handle<v8::Object> promiseOrResolver);
+
+    // Return true if the internal object is detached from |resolver|.
+    // |resolver| must be a PromiseResolver instance.
+    static bool isInternalDetached(v8::Handle<v8::Object> resolver);
+
+    // Detach the internal object from |resolver|.
+    // |resolver| must be a PromiseResolver instance.
+    static void detachInternal(v8::Handle<v8::Object> resolver, v8::Isolate*);
+
+    // Clear the Promise / PromiseResolver internal object with the given state and result.
+    // This function clears callbacks in the object.
+    static void clearInternal(v8::Handle<v8::Object> internal, PromiseState, v8::Handle<v8::Value> result);
+
+    // |internal| must be an Promise / PromiseResolver internal object.
+    static PromiseState getState(v8::Handle<v8::Object> internal);
+    // |internal| must be an Promise / PromiseResolver internal object.
+    static void setState(v8::Handle<v8::Object> internal, PromiseState);
+
+    // Call |function| synchronously or asynchronously, depending on |mode|.
+    // If |function| throws an exception, this function catches it and does not rethrow.
+    static void call(v8::Handle<v8::Function> /* function */, v8::Handle<v8::Object> receiver, v8::Handle<v8::Value> result, SynchronousMode /* mode */, v8::Isolate*);
 };
 
 } // namespace WebCore
 
 #endif // V8PromiseCustom_h