www

commit 317564a173270d8b030ca322971289bbd7970f60
parent d2f41a19a5e9a68dd67df02d5998bc5ce81aed8e
Author: Ben Alpert <spicyjalapeno@gmail.com>
Date:   Mon, 22 Sep 2014 11:46:26 -0700

Catch exceptions on test page

Summary: This makes typing into the box bearable with break-on-exception enabled.

Test Plan: Typed into box; I didn't blow up.

Reviewers: emily

Reviewed By: emily

Subscribers: jessie

Differential Revision: http://phabricator.khanacademy.org/D13314

Diffstat:
M
static/main.js
 | 
10
+++++++++-

1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/static/main.js b/static/main.js
@@ -27,7 +27,15 @@ function init() {
     reprocess();
 
     function reprocess() {
-        katex.render(input.value, math);
+        try {
+            katex.render(input.value, math);
+        } catch (e) {
+            if (e.__proto__ == katex.ParseError.prototype) {
+                console.error(e);
+            } else {
+                throw e;
+            }
+        }
     }
 }