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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
/** For use with addEventListener, assures that any events have event.isTrusted set to true
Should be applied *inside* catcher.watchFunction
*/
this.assertIsTrusted = function assertIsTrusted(handlerFunction) {
return function (event) {
if (!event) {
const exc = new Error("assertIsTrusted did not get an event");
exc.noPopup = true;
throw exc;
}
if (!event.isTrusted) {
const exc = new Error(`Received untrusted event (type: ${event.type})`);
exc.noPopup = true;
throw exc;
}
return handlerFunction.call(this, event);
};
};
null;