puppeteer/examples/features.js
Andrey Lushnikov 2ca08b032b Rename Page's 'consolemessage' event into 'console'
This patch:
- renames 'consolemessage' event into 'console'
- improves on 'console' event documentation

References #39.
2017-07-17 20:38:11 -07:00

57 lines
1.8 KiB
JavaScript

/**
* Copyright 2017 Google Inc., PhantomJS Authors 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.
*/
var path = require('path');
var Browser = require('../lib/Browser');
var browser = new Browser();
browser.newPage().then(async page => {
var modernizrPath = path.join(__dirname, '../third_party/phantomjs/examples/modernizr.js');
await page.injectFile(modernizrPath);
page.on('console', console.log);
await page.evaluate(detectFeatures);
browser.close();
});
function detectFeatures() {
var supported = [], unsupported = [];
console.log('Detected features (using Modernizr ' + Modernizr._version + '):');
for (var feature in Modernizr) {
if (Modernizr.hasOwnProperty(feature)) {
if (feature[0] !== '_' && typeof Modernizr[feature] !== 'function' &&
feature !== 'input' && feature !== 'inputtypes') {
if (Modernizr[feature]) {
supported.push(feature);
} else {
unsupported.push(feature);
}
}
}
}
console.log('');
console.log('Supported:');
supported.forEach(function (e) {
console.log(' ' + e);
});
console.log('');
console.log('Not supported:');
unsupported.forEach(function (e) {
console.log(' ' + e);
});
}