1 files changed, 109 insertions, 0 deletions
diff --git a/dom/bindings/nsScriptError.h b/dom/bindings/nsScriptError.h
new file mode 100644
index 000000000..b8049d0a0
--- /dev/null
+++ b/dom/bindings/nsScriptError.h
@@ -0,0 +1,109 @@
+/* -*- 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_nsScriptError_h
+#define mozilla_dom_nsScriptError_h
+
+#include "mozilla/Atomics.h"
+
+#include <stdint.h>
+
+#include "jsapi.h"
+#include "js/RootingAPI.h"
+
+#include "nsIScriptError.h"
+#include "nsString.h"
+
+class nsScriptErrorNote final : public nsIScriptErrorNote {
+ public:
+  nsScriptErrorNote();
+
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_NSISCRIPTERRORNOTE
+
+  void Init(const nsAString& message, const nsAString& sourceName,
+            uint32_t lineNumber, uint32_t columnNumber);
+
+ private:
+  virtual ~nsScriptErrorNote();
+
+  nsString mMessage;
+  nsString mSourceName;
+  nsString mSourceLine;
+  uint32_t mLineNumber;
+  uint32_t mColumnNumber;
+};
+
+// Definition of nsScriptError..
+class nsScriptErrorBase : public nsIScriptError {
+public:
+  nsScriptErrorBase();
+
+  NS_DECL_NSICONSOLEMESSAGE
+  NS_DECL_NSISCRIPTERROR
+
+  void AddNote(nsIScriptErrorNote* note);
+
+protected:
+  virtual ~nsScriptErrorBase();
+
+  void
+  InitializeOnMainThread();
+
+  nsCOMArray<nsIScriptErrorNote> mNotes;
+  nsString mMessage;
+  nsString mMessageName;
+  nsString mSourceName;
+  uint32_t mLineNumber;
+  nsString mSourceLine;
+  uint32_t mColumnNumber;
+  uint32_t mFlags;
+  nsCString mCategory;
+  // mOuterWindowID is set on the main thread from InitializeOnMainThread().
+  uint64_t mOuterWindowID;
+  uint64_t mInnerWindowID;
+  int64_t mTimeStamp;
+  // mInitializedOnMainThread and mIsFromPrivateWindow are set on the main
+  // thread from InitializeOnMainThread().
+  mozilla::Atomic<bool> mInitializedOnMainThread;
+  bool mIsFromPrivateWindow;
+};
+
+class nsScriptError final : public nsScriptErrorBase {
+public:
+  nsScriptError() {}
+  NS_DECL_THREADSAFE_ISUPPORTS
+
+private:
+  virtual ~nsScriptError() {}
+};
+
+class nsScriptErrorWithStack : public nsScriptErrorBase {
+public:
+  explicit nsScriptErrorWithStack(JS::HandleObject);
+
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(nsScriptErrorWithStack)
+
+  NS_IMETHOD Init(const nsAString& message,
+                  const nsAString& sourceName,
+                  const nsAString& sourceLine,
+                  uint32_t lineNumber,
+                  uint32_t columnNumber,
+                  uint32_t flags,
+                  const char* category) override;
+
+  NS_IMETHOD GetStack(JS::MutableHandleValue) override;
+  NS_IMETHOD ToString(nsACString& aResult) override;
+
+private:
+  virtual ~nsScriptErrorWithStack();
+  // Complete stackframe where the error happened.
+  // Must be SavedFrame object.
+  JS::Heap<JSObject*>  mStack;
+};
+
+#endif /* mozilla_dom_nsScriptError_h */