electron/shell/common/gin_helper/event_emitter_caller.cc
Charles Kerr f6e8a42c48
refactor: remove unused fields, methods in gin_helper::Locker (#39803)
* refactor: remove unused field gin_helper::Locker::g_is_browser_process

refactor: remove unused field gin_helper::Locker::g_is_renderer_process

refactor: make field const gin_helper::Locker::locker_

* refactor: remove unused declaration gin_helper::Locker::new()

refactor: remove unused declaration gin_helper::Locker::delete()

* refactor: make field const electron::JavascriptEnvironment::locker_

* refactor: remove unused #include gin_helper/locker.h
2023-09-12 16:53:20 -07:00

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1.4 KiB
C++

// Copyright (c) 2019 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include "shell/common/gin_helper/event_emitter_caller.h"
#include "shell/common/gin_helper/microtasks_scope.h"
#include "shell/common/node_includes.h"
namespace gin_helper::internal {
v8::Local<v8::Value> CallMethodWithArgs(v8::Isolate* isolate,
v8::Local<v8::Object> obj,
const char* method,
ValueVector* args) {
// Perform microtask checkpoint after running JavaScript.
gin_helper::MicrotasksScope microtasks_scope(
isolate, obj->GetCreationContextChecked()->GetMicrotaskQueue(), true);
// Use node::MakeCallback to call the callback, and it will also run pending
// tasks in Node.js.
v8::MaybeLocal<v8::Value> ret = node::MakeCallback(
isolate, obj, method, args->size(), args->data(), {0, 0});
// If the JS function throws an exception (doesn't return a value) the result
// of MakeCallback will be empty and therefore ToLocal will be false, in this
// case we need to return "false" as that indicates that the event emitter did
// not handle the event
v8::Local<v8::Value> localRet;
if (ret.ToLocal(&localRet)) {
return localRet;
}
return v8::Boolean::New(isolate, false);
}
} // namespace gin_helper::internal