From d7fbf2a9df8904d495c4c86e6f575d44185eae1b Mon Sep 17 00:00:00 2001
From: Gaming4JC <g4jc@hyperbola.info>
Date: Sun, 9 Jun 2019 14:44:37 -0400
Subject: 1283712 - Part 6: Add xpc::ErrorBase, xpc::ErrorNote, and
 xpc::ErrorReport.mNotes.

---
 js/xpconnect/src/xpcpublic.h | 58 ++++++++++++++++++++++++++++++++------------
 1 file changed, 43 insertions(+), 15 deletions(-)

(limited to 'js/xpconnect/src/xpcpublic.h')

diff --git a/js/xpconnect/src/xpcpublic.h b/js/xpconnect/src/xpcpublic.h
index fc8670d46..399cd2181 100644
--- a/js/xpconnect/src/xpcpublic.h
+++ b/js/xpconnect/src/xpcpublic.h
@@ -515,13 +515,50 @@ AllowCPOWsInAddon(const nsACString& addonId, bool allow);
 bool
 ExtraWarningsForSystemJS();
 
-class ErrorReport {
+class ErrorBase {
+  public:
+    nsString mErrorMsg;
+    nsString mFileName;
+    uint32_t mLineNumber;
+    uint32_t mColumn;
+
+    ErrorBase() : mLineNumber(0)
+                , mColumn(0)
+    {}
+
+    void Init(JSErrorBase* aReport);
+
+    void AppendErrorDetailsTo(nsCString& error);
+};
+
+class ErrorNote : public ErrorBase {
+  public:
+    void Init(JSErrorNotes::Note* aNote);
+
+    // Produce an error event message string from the given JSErrorNotes::Note.
+    // This may produce an empty string if aNote doesn't have a message
+    // attached.
+    static void ErrorNoteToMessageString(JSErrorNotes::Note* aNote,
+                                         nsAString& aString);
+
+    // Log the error note to the stderr.
+    void LogToStderr();
+};
+
+class ErrorReport : public ErrorBase {
   public:
     NS_INLINE_DECL_THREADSAFE_REFCOUNTING(ErrorReport);
 
+    nsTArray<ErrorNote> mNotes;
+
+    nsCString mCategory;
+    nsString mSourceLine;
+    nsString mErrorMsgName;
+    uint64_t mWindowID;
+    uint32_t mFlags;
+    bool mIsMuted;
+
     ErrorReport() : mWindowID(0)
-                  , mLineNumber(0)
-                  , mColumn(0)
                   , mFlags(0)
                   , mIsMuted(false)
     {}
@@ -530,6 +567,7 @@ class ErrorReport {
               bool aIsChrome, uint64_t aWindowID);
     void Init(JSContext* aCx, mozilla::dom::Exception* aException,
               bool aIsChrome, uint64_t aWindowID);
+
     // Log the error report to the console.  Which console will depend on the
     // window id it was initialized with.
     void LogToConsole();
@@ -544,18 +582,8 @@ class ErrorReport {
     static void ErrorReportToMessageString(JSErrorReport* aReport,
                                            nsAString& aString);
 
-  public:
-
-    nsCString mCategory;
-    nsString mErrorMsgName;
-    nsString mErrorMsg;
-    nsString mFileName;
-    nsString mSourceLine;
-    uint64_t mWindowID;
-    uint32_t mLineNumber;
-    uint32_t mColumn;
-    uint32_t mFlags;
-    bool mIsMuted;
+    // Log the error report to the stderr.
+    void LogToStderr();
 
   private:
     ~ErrorReport() {}
-- 
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