lighthouse/formatters/accessibility.js

51 строка
1.5 KiB
JavaScript

/**
* @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 path = require('path');
const fs = require('fs');
const Formatter = require('./formatter');
const html = fs.readFileSync(path.join(__dirname, 'partials/accessibility.html'), 'utf8');
class Accessibilty extends Formatter {
static getFormatter(type) {
switch (type) {
case 'pretty':
return function(info) {
let output = ` - Rating: ${info.impact}\n` +
` - See: ${info.helpUrl}\n` +
' - Nodes:\n' +
info.nodes.reduce((prev, node) => {
return prev + ` - ${node.target}\n`;
}, '');
return output;
};
case 'html':
// Returns a handlebars string to be used by the Report.
return html;
default:
throw new Error('Unknown formatter type');
}
}
}
module.exports = Accessibilty;