Distinguish compiler, runtime, and assertion errors

1 files changed, 1 insertions, 1 deletions

diff --git a/docs/repl.js b/docs/repl.js
index 2dbcc085..8ee1370b 100644
--- a/docs/repl.js
+++ b/docs/repl.js
@@ -16,7 +16,7 @@ let repl = ()=>{
     } catch(e) {
     //if (console&&console.error) console.error(e.stack);
       doc.rslt.classList.add('err');
-      doc.rslt.textContent=e;
+      doc.rslt.textContent=e.message||'Error';
     }
   }, 0);
 }