From dbcff59bcbe8ccd73ccc1b940ae79682dbd708e2 Mon Sep 17 00:00:00 2001
From: Sebastian Meyer <seb.meyer@fau.de>
Date: Fri, 10 May 2024 15:00:25 +0200
Subject: [PATCH] fix error handling in esslint()
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`lintr::lint()` errors were catched but failed to get reported:

```
Warning [ess-r-flymake  *ess-r-flymake*]:  Error in cat("@@warning: @@", e) :
  argument 2 (type ’list’) cannot be handled by ’cat’
```
---
 lisp/ess-r-flymake.el | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lisp/ess-r-flymake.el b/lisp/ess-r-flymake.el
index dae246794..9df4402e1 100644
--- a/lisp/ess-r-flymake.el
+++ b/lisp/ess-r-flymake.el
@@ -90,7 +90,7 @@ each element is passed as argument to `lintr::with_defaults'."
         } else {
             tryCatch(lintr::lint(commandArgs(TRUE), ...),
                     error = function(e) {
-                       cat('@@warning: @@', e)
+                       cat('@@warning: @@', conditionMessage(e))
                     })
         }
     }