dom/worklet/WorkletGlobalScope.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "WorkletGlobalScope.h"
   8 #include "mozilla/dom/WorkletGlobalScopeBinding.h"
   9 #include "mozilla/dom/WorkletImpl.h"
  10 #include "mozilla/dom/Console.h"
  11 #include "nsJSUtils.h"
  12
  13 namespace mozilla {
  14 namespace dom {
  15
  16 NS_IMPL_CYCLE_COLLECTION_CLASS(WorkletGlobalScope)
  17
  18 NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(WorkletGlobalScope)
  19   NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
  20   NS_IMPL_CYCLE_COLLECTION_UNLINK(mConsole)
  21   tmp->UnlinkObjectsInGlobal();
  22 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
  23
  24 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(WorkletGlobalScope)
  25   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mConsole)
  26   tmp->TraverseObjectsInGlobal(cb);
  27 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
  28
  29 NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(WorkletGlobalScope)
  30
  31 NS_IMPL_CYCLE_COLLECTING_ADDREF(WorkletGlobalScope)
  32 NS_IMPL_CYCLE_COLLECTING_RELEASE(WorkletGlobalScope)
  33 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WorkletGlobalScope)
  34   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
  35   NS_INTERFACE_MAP_ENTRY(nsIGlobalObject)
  36   NS_INTERFACE_MAP_ENTRY(WorkletGlobalScope)
  37 NS_INTERFACE_MAP_END
  38
  39 WorkletGlobalScope::WorkletGlobalScope(const Maybe<nsID>& aAgentClusterId,
  40                                        bool aSharedMemoryAllowed)
  41     : mCreationTimeStamp(TimeStamp::Now()),
  42       mAgentClusterId(aAgentClusterId),
  43       mSharedMemoryAllowed(aSharedMemoryAllowed) {}
  44
  45 WorkletGlobalScope::~WorkletGlobalScope() = default;
  46
  47 JSObject* WorkletGlobalScope::WrapObject(JSContext* aCx,
  48                                          JS::Handle<JSObject*> aGivenProto) {
  49   MOZ_CRASH("We should never get here!");
  50   return nullptr;
  51 }
  52
  53 already_AddRefed<Console> WorkletGlobalScope::GetConsole(JSContext* aCx,
  54                                                          ErrorResult& aRv) {
  55   if (!mConsole) {
  56     MOZ_ASSERT(Impl());
  57     const WorkletLoadInfo& loadInfo = Impl()->LoadInfo();
  58     mConsole = Console::CreateForWorklet(aCx, this, loadInfo.OuterWindowID(),
  59                                          loadInfo.InnerWindowID(), aRv);
  60     if (NS_WARN_IF(aRv.Failed())) {
  61       return nullptr;
  62     }
  63   }
  64
  65   RefPtr<Console> console = mConsole;
  66   return console.forget();
  67 }
  68
  69 void WorkletGlobalScope::Dump(const Optional<nsAString>& aString) const {
  70   WorkletThread::AssertIsOnWorkletThread();
  71
  72   if (!nsJSUtils::DumpEnabled()) {
  73     return;
  74   }
  75
  76   if (!aString.WasPassed()) {
  77     return;
  78   }
  79
  80   NS_ConvertUTF16toUTF8 str(aString.Value());
  81
  82 #ifdef ANDROID
  83   __android_log_print(ANDROID_LOG_INFO, "Gecko", "%s", str.get());
  84 #endif
  85
  86   fputs(str.get(), stdout);
  87   fflush(stdout);
  88 }
  89
  90 }  // namespace dom
  91 }  // namespace mozilla