From 2193d827b98dc38dbe74e413e2c3a0c6a73980e6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Wed, 13 Jul 2022 07:51:10 +0200
Subject: [PATCH] feat: WasmAsyncResolvePromiseCallback (#1029)

---
 src/binding.cc |  5 +++++
 src/isolate.rs | 27 +++++++++++++++++++++++++++
 2 files changed, 32 insertions(+)

diff --git a/src/binding.cc b/src/binding.cc
index 89bd3841..1ff045b9 100644
--- a/src/binding.cc
+++ b/src/binding.cc
@@ -246,6 +246,11 @@ void v8__Isolate__SetPromiseRejectCallback(v8::Isolate* isolate,
   isolate->SetPromiseRejectCallback(callback);
 }
 
+void v8__Isolate__SetWasmAsyncResolvePromiseCallback(
+  v8::Isolate* isolate, v8::WasmAsyncResolvePromiseCallback callback) {
+  isolate->SetWasmAsyncResolvePromiseCallback(callback);
+}
+
 void v8__Isolate__SetCaptureStackTraceForUncaughtExceptions(
     v8::Isolate* isolate, bool capture, int frame_limit) {
   isolate->SetCaptureStackTraceForUncaughtExceptions(capture, frame_limit);
diff --git a/src/isolate.rs b/src/isolate.rs
index bfd21bb9..9374f2af 100644
--- a/src/isolate.rs
+++ b/src/isolate.rs
@@ -1,3 +1,4 @@
+use crate::PromiseResolver;
 // Copyright 2019-2021 the Deno authors. All rights reserved. MIT license.
 use crate::function::FunctionCallbackInfo;
 use crate::handle::FinalizerMap;
@@ -92,6 +93,20 @@ pub type PromiseHook =
 
 pub type PromiseRejectCallback = extern "C" fn(PromiseRejectMessage);
 
+#[derive(Debug, Clone, Copy, PartialEq)]
+#[repr(C)]
+pub enum WasmAsyncSuccess {
+  Success,
+  Fail,
+}
+pub type WasmAsyncResolvePromiseCallback = extern "C" fn(
+  *const Isolate,
+  Local<Context>,
+  Local<PromiseResolver>,
+  Local<Value>,
+  WasmAsyncSuccess,
+);
+
 /// HostInitializeImportMetaObjectCallback is called the first time import.meta
 /// is accessed for a module. Subsequent access will reuse the same value.
 ///
@@ -233,6 +248,10 @@ extern "C" {
     isolate: *mut Isolate,
     callback: PromiseRejectCallback,
   );
+  fn v8__Isolate__SetWasmAsyncResolvePromiseCallback(
+    isolate: *mut Isolate,
+    callback: WasmAsyncResolvePromiseCallback,
+  );
   fn v8__Isolate__SetHostInitializeImportMetaObjectCallback(
     isolate: *mut Isolate,
     callback: HostInitializeImportMetaObjectCallback,
@@ -619,6 +638,14 @@ impl Isolate {
   ) {
     unsafe { v8__Isolate__SetPromiseRejectCallback(self, callback) }
   }
+
+  pub fn set_wasm_async_resolve_promise_callback(
+    &mut self,
+    callback: WasmAsyncResolvePromiseCallback,
+  ) {
+    unsafe { v8__Isolate__SetWasmAsyncResolvePromiseCallback(self, callback) }
+  }
+
   /// This specifies the callback called by the upcoming importa.meta
   /// language feature to retrieve host-defined meta data for a module.
   pub fn set_host_initialize_import_meta_object_callback(