From 1e253910afaa56890dd6e8e0a7388cd0a4eac5b2 Mon Sep 17 00:00:00 2001
From: Jean-Michel Rouet <36963549+jmrouet@users.noreply.github.com>
Date: Wed, 15 Dec 2021 16:05:19 +0100
Subject: [PATCH] Fix infinite loop in NewCommentLine

Fixes an infinite loop that occur in NewCommentLine, eg on a simple file like:

/* somme non doxygen comment */
void foo(int * ptr)
{
    *ptr = 0;
}

Note that we also want to avoid the completion to think "*ptr = 0;" is a comment and create a new line with a *
---
 AutoDoxyDoc/DoxygenCompletionCommandHandler.cs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/AutoDoxyDoc/DoxygenCompletionCommandHandler.cs b/AutoDoxyDoc/DoxygenCompletionCommandHandler.cs
index a2af323..b22120e 100644
--- a/AutoDoxyDoc/DoxygenCompletionCommandHandler.cs
+++ b/AutoDoxyDoc/DoxygenCompletionCommandHandler.cs
@@ -241,7 +241,7 @@ private void NewCommentLine(string currentLine)
             int oldOffset = ts.ActivePoint.LineCharOffset;
             int extraIndent = 0;
 
-            while (!currentLine.StartsWith("/*!"))
+            while (!currentLine.StartsWith("/*"))
             {
                 if (m_regexTagSection.IsMatch(currentLine))
                 {
@@ -249,6 +249,12 @@ private void NewCommentLine(string currentLine)
                     break;
                 }
 
+                // protect from infinite loop when we reach the top of the document an end of comment
+                // the NewCommentLine() call is protected with a weak IsInsideComment() check
+                // that could be flawed with lines like: *pointer = value;
+                if (ts.ActivePoint.Line <= 1 || currentLine.Contains("*/"))
+                    return;
+
                 ts.LineUp();
                 currentLine = ts.ActivePoint.CreateEditPoint().GetLines(ts.ActivePoint.Line, ts.ActivePoint.Line + 1);
                 currentLine = currentLine.TrimStart();