From 42bbfa08a9bd75d3d8e2623a41e00b721ef7af98 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 2 Dec 2025 09:37:51 +0000
Subject: [PATCH] Add documentation for NonDisposingStream class

Co-authored-by: adamhathcock <527620+adamhathcock@users.noreply.github.com>
---
 src/SharpCompress/Writers/Zip/ZipWriter.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/SharpCompress/Writers/Zip/ZipWriter.cs b/src/SharpCompress/Writers/Zip/ZipWriter.cs
index 725d7f3a..2359d074 100644
--- a/src/SharpCompress/Writers/Zip/ZipWriter.cs
+++ b/src/SharpCompress/Writers/Zip/ZipWriter.cs
@@ -807,6 +807,8 @@ public class ZipWriter : AbstractWriter
 
     /// <summary>
     /// A stream wrapper that doesn't dispose the underlying stream when disposed.
+    /// This is used in encryption scenarios where the crypto stream would otherwise
+    /// dispose the counting stream prematurely, before we can read the final count.
     /// </summary>
     private class NonDisposingStream : Stream
     {