1 files changed, 81 insertions, 0 deletions
diff --git a/dom/worklet/Worklet.h b/dom/worklet/Worklet.h
new file mode 100644
index 0000000000..1c404da18d
--- /dev/null
+++ b/dom/worklet/Worklet.h
@@ -0,0 +1,81 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_Worklet_h
+#define mozilla_dom_Worklet_h
+
+#include "mozilla/Attributes.h"
+#include "nsRefPtrHashtable.h"
+#include "nsWrapperCache.h"
+#include "nsCOMPtr.h"
+
+class nsPIDOMWindowInner;
+
+namespace mozilla {
+
+class ErrorResult;
+class WorkletImpl;
+
+namespace dom {
+
+class Promise;
+class WorkletFetchHandler;
+class WorkletScriptHandler;
+struct WorkletOptions;
+enum class CallerType : uint32_t;
+
+class Worklet final : public nsISupports, public nsWrapperCache {
+ public:
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(Worklet)
+
+  // |aOwnedObject| may be provided by the WorkletImpl as a parent thread
+  // object to keep alive and traverse for CC as long as the Worklet has
+  // references remaining.
+  Worklet(nsPIDOMWindowInner* aWindow, RefPtr<WorkletImpl> aImpl,
+          nsISupports* aOwnedObject = nullptr);
+
+  nsPIDOMWindowInner* GetParentObject() const { return mWindow; }
+
+  virtual JSObject* WrapObject(JSContext* aCx,
+                               JS::Handle<JSObject*> aGivenProto) override;
+
+  already_AddRefed<Promise> AddModule(JSContext* aCx,
+                                      const nsAString& aModuleURL,
+                                      const WorkletOptions& aOptions,
+                                      CallerType aCallerType, ErrorResult& aRv);
+
+  WorkletImpl* Impl() const { return mImpl; }
+
+  const nsTArray<nsString>& GetLocalizedStrings() const {
+    return mLocalizedStrings;
+  }
+
+ private:
+  ~Worklet();
+
+  WorkletFetchHandler* GetImportFetchHandler(const nsACString& aURI);
+
+  void AddImportFetchHandler(const nsACString& aURI,
+                             WorkletFetchHandler* aHandler);
+
+  nsCOMPtr<nsPIDOMWindowInner> mWindow;
+  nsCOMPtr<nsISupports> mOwnedObject;
+
+  nsRefPtrHashtable<nsCStringHashKey, WorkletFetchHandler> mImportHandlers;
+
+  const RefPtr<WorkletImpl> mImpl;
+
+  nsTArray<nsString> mLocalizedStrings;
+
+  friend class WorkletFetchHandler;
+  friend class WorkletScriptHandler;
+};
+
+}  // namespace dom
+}  // namespace mozilla
+
+#endif  // mozilla_dom_Worklet_h