wct-mocha/lib/environment/errors.js

Client-side library for testing web-components with Mocha.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * @license
 * Copyright (c) 2018 The Polymer Project Authors. All rights reserved.
 * This code may only be used under the BSD style license found at
 * http://polymer.github.io/LICENSE.txt The complete set of authors may be found
 * at http://polymer.github.io/AUTHORS.txt The complete set of contributors may
 * be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by
 * Google as part of the polymer project is also subject to an additional IP
 * rights grant found at http://polymer.github.io/PATENTS.txt
 */
var config = require("../config.js");
// We may encounter errors during initialization (for example, syntax errors in
// a test file). Hang onto those (and more) until we are ready to report them.
exports.globalErrors = [];
/**
 * Hook the environment to pick up on global errors.
 */
function listenForErrors() {
    window.addEventListener('error', function (event) { return exports.globalErrors.push(event.error); });
    // Also, we treat `console.error` as a test failure. Unless you prefer not.
    var origConsole = console;
    var origError = console.error;
    console.error = function wctShimmedError() {
        origError.apply(origConsole, arguments);
        if (config.get('trackConsoleError')) {
            throw 'console.error: ' + Array.prototype.join.call(arguments, ' ');
        }
    };
}
exports.listenForErrors = listenForErrors;
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