From a956ecfb847a70f8fea5ab1d44f90f304020e82a Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 5 Jan 2021 01:46:21 +0000
Subject: [PATCH] log-save.ts: fix handling of null etc. arguments

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 templates/log-save.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/templates/log-save.js b/templates/log-save.js
index 0bfeef4d..fe673748 100644
--- a/templates/log-save.js
+++ b/templates/log-save.js
@@ -7,7 +7,11 @@
           var orig = orig_console[k];
           new_console[k] = function() {
             let args = [].slice.call(arguments);
-            new_console.saved.push([k, [args.map(s => s.toString())]]);
+            new_console.saved.push([k, [args.map(s => (
+	      s === undefined ? "<undefined>" :
+		s === null ? "<null>" :
+		s.toString()
+	    ))]]);
             orig.apply(orig_console, arguments);
           }
         })(k);
-- 
2.30.2