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18 lines
653 B
JavaScript
18 lines
653 B
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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/* globals browser */
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/** For use inside an iframe onload function, throws an Error if iframe src is not blank.html
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Should be applied *inside* catcher.watchFunction
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*/
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this.assertIsBlankDocument = function assertIsBlankDocument(doc) {
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if (doc.documentURI !== browser.runtime.getURL("blank.html")) {
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const exc = new Error("iframe URL does not match expected blank.html");
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exc.foundURL = doc.documentURI;
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throw exc;
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}
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};
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null;
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