gecko-dev/browser/extensions/screenshots/assertIsBlankDocument.js

13 строки
426 B
JavaScript

/** For use inside an iframe onload function, throws an Error if iframe src is not blank.html
Should be applied *inside* catcher.watchFunction
*/
this.assertIsBlankDocument = function assertIsBlankDocument(doc) {
if (doc.documentURI !== browser.extension.getURL("blank.html")) {
const exc = new Error("iframe URL does not match expected blank.html");
exc.foundURL = doc.documentURI;
throw exc;
}
};
null;