Code comment on an unchanged line shows the wrong code context #39794

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1. cedric-roussel

   added

   type/bug

   on Oct 15, 2026
2. cedric-roussel commented on Oct 15, 2026

   

   cedric-roussel

   on Oct 15, 2026

   Author

   More actions

   AI suggested fix:

   diff --git a/services/pull/review.go b/services/pull/review.go
   index 9972f1a14..353654b5b 100644
   --- a/services/pull/review.go
   +++ b/services/pull/review.go
   @@ -276,7 +276,7 @@ func createCodeComment(ctx context.Context, doer *user_model.User, repo *repo_mo
   
                   // If patch is still empty (unchanged line), generate code context
                   if patch == "" && commitID != "" {
   -                       patch, err = gitdiff.GeneratePatchForUnchangedLine(ctx, gitRepo, commitID, treePath, line, setting.UI.CodeCommentLines)
   +                       patch, err = gitdiff.GeneratePatchForUnchangedLine(ctx, gitRepo, headCommitID, treePath, line, setting.UI.CodeCommentLines)
                           if err != nil {
                                   // Log the error but don't fail comment creation
                                   log.Debug("Unable to generate patch for unchanged line (file=%s, line=%d, commit=%s): %v", treePath, line, commitID, err)