dom/webgpu/Error.h

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #ifndef GPU_Error_H_
   7 #define GPU_Error_H_
   8
   9 #include "js/Value.h"
  10 #include "mozilla/WeakPtr.h"
  11 #include "nsIGlobalObject.h"
  12 #include "nsString.h"
  13 #include "ObjectModel.h"
  14
  15 namespace mozilla {
  16 class ErrorResult;
  17 namespace dom {
  18 class GlobalObject;
  19 }  // namespace dom
  20 namespace webgpu {
  21
  22 class Error : public nsWrapperCache, public SupportsWeakPtr {
  23  protected:
  24   nsCOMPtr<nsIGlobalObject> mGlobal;
  25   nsString mMessage;
  26
  27  public:
  28   GPU_DECL_CYCLE_COLLECTION(Error)
  29
  30   Error(nsIGlobalObject* const aGlobal, const nsAString& aMessage);
  31   Error(nsIGlobalObject* const aGlobal, const nsACString& aMessage);
  32
  33  protected:
  34   virtual ~Error() = default;
  35   virtual void Cleanup() {}
  36
  37  public:
  38   void GetMessage(nsAString& aMessage) const { aMessage = mMessage; }
  39   nsIGlobalObject* GetParentObject() const { return mGlobal; }
  40   virtual JSObject* WrapObject(JSContext*, JS::Handle<JSObject*>) = 0;
  41 };
  42
  43 }  // namespace webgpu
  44 }  // namespace mozilla
  45
  46 #endif  // GPU_Error_H_