/**
* @license
* Copyright 2016 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
'use strict';
const Gather = require('./gather');
class ThemeColor extends Gather {
afterPass(options) {
const driver = options.driver;
return driver.querySelector('head meta[name="theme-color"]')
.then(node => node && node.getAttribute('content'))
.then(themeColorMeta => {
this.artifact = themeColorMeta;
})
.catch(_ => {
// The audit should read this as a fail since -1 is not a valid color.
this.artifact = -1;
});
}
}
module.exports = ThemeColor;
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