1 files changed, 54 insertions, 0 deletions
diff --git a/dom/webgpu/CompilationMessage.h b/dom/webgpu/CompilationMessage.h
new file mode 100644
index 0000000000..685a41f68e
--- /dev/null
+++ b/dom/webgpu/CompilationMessage.h
@@ -0,0 +1,54 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 GPU_CompilationMessage_H_
+#define GPU_CompilationMessage_H_
+
+#include "nsWrapperCache.h"
+#include "ObjectModel.h"
+#include "mozilla/dom/WebGPUBinding.h"
+
+namespace mozilla {
+namespace dom {
+class DOMString;
+}  // namespace dom
+namespace webgpu {
+class CompilationInfo;
+
+class CompilationMessage final : public nsWrapperCache,
+                                 public ChildOf<CompilationInfo> {
+  dom::GPUCompilationMessageType mType = dom::GPUCompilationMessageType::Error;
+  uint64_t mLineNum = 0;
+  uint64_t mLinePos = 0;
+  uint64_t mOffset = 0;
+  uint64_t mLength = 0;
+  nsString mMessage;
+
+ public:
+  GPU_DECL_CYCLE_COLLECTION(CompilationMessage)
+  GPU_DECL_JS_WRAP(CompilationMessage)
+
+  explicit CompilationMessage(CompilationInfo* const aParent, uint64_t aLineNum,
+                              uint64_t aLinePos, uint64_t aOffset,
+                              nsString&& aMessage);
+
+  void GetMessage(dom::DOMString& aMessage) {
+    aMessage.AsAString().Assign(mMessage);
+  }
+  dom::GPUCompilationMessageType Type() const { return mType; }
+  uint64_t LineNum() const { return mLineNum; }
+  uint64_t LinePos() const { return mLinePos; }
+  uint64_t Offset() const { return mOffset; }
+  uint64_t Length() const { return mLength; }
+
+ private:
+  ~CompilationMessage() = default;
+  void Cleanup() {}
+};
+
+}  // namespace webgpu
+}  // namespace mozilla
+
+#endif  // GPU_CompilationMessage_H_