From bbe2004f5d2b434fe5942fc3c8954a297b317fd0 Mon Sep 17 00:00:00 2001
From: Bert Belder <bertbelder@gmail.com>
Date: Fri, 8 Feb 2019 20:32:17 -0800
Subject: Shared buffer fixes (#1644)

* makes `libdeno.shared` a `SharedArrayBuffer` instead of a regular `ArrayBuffer`.
* fixes `libdeno.shared` becoming undefined after accessing it once.
---
 libdeno/binding.cc | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

(limited to 'libdeno/binding.cc')

diff --git a/libdeno/binding.cc b/libdeno/binding.cc
index 961fd1797..78e4cad29 100644
--- a/libdeno/binding.cc
+++ b/libdeno/binding.cc
@@ -316,14 +316,15 @@ void Shared(v8::Local<v8::Name> property,
   if (d->shared_.data_ptr == nullptr) {
     return;
   }
-  v8::Local<v8::ArrayBuffer> ab;
+  v8::Local<v8::SharedArrayBuffer> ab;
   if (d->shared_ab_.IsEmpty()) {
     // Lazily initialize the persistent external ArrayBuffer.
-    ab = v8::ArrayBuffer::New(isolate, d->shared_.data_ptr, d->shared_.data_len,
-                              v8::ArrayBufferCreationMode::kExternalized);
+    ab = v8::SharedArrayBuffer::New(isolate, d->shared_.data_ptr,
+                                    d->shared_.data_len,
+                                    v8::ArrayBufferCreationMode::kExternalized);
     d->shared_ab_.Reset(isolate, ab);
   }
-  info.GetReturnValue().Set(ab);
+  info.GetReturnValue().Set(d->shared_ab_);
 }
 
 void DenoIsolate::ClearModules() {
-- 
cgit v1.2.3