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guard against json parse error

This commit is contained in:
ansuz 2021-10-20 16:28:28 +05:30
parent 4b602ce37f
commit c10aee964a
1 changed files with 10 additions and 2 deletions
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12
www/unsafeiframe/main.js
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@ -32,8 +32,16 @@ define([
var done = waitFor();
var onMsg = function (msg) {
if (!msg || !msg.data) { return; }
var data = typeof(msg.data) === "object" ? msg.data : JSON.parse(msg.data);
if (data.q !== 'READY') { return; }
var data;
try {
data = typeof(msg.data) === "object" ? msg.data : JSON.parse(msg.data);
} catch (err) {
console.error(err);
console.info(msg);
return;
}
if (!data || data.q !== 'READY') { return; }
window.removeEventListener('message', onMsg);
var _done = done;
done = function () { };