puppeteer/utils/node6-transform/index.js
Andrey Lushnikov 3511a35fa4
test: fix fixtures test when run with env DUMPIO=1 (#4123)
The DUMPIO env variable is propagated to a spawned process
and results in unfortunate stdout.
2019-03-13 16:26:28 -07:00

64 lines
2.1 KiB
JavaScript

/**
* Copyright 2017 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.
*/
const fs = require('fs');
const path = require('path');
const removeRecursive = require('rimraf').sync;
const transformAsyncFunctions = require('./TransformAsyncFunctions');
const root = path.join(__dirname, '..', '..');
const dest = path.join(__dirname, '..', '..', 'node6');
const excludes = [
path.resolve(root, 'test', 'assets'),
];
if (fs.existsSync(dest))
removeRecursive(dest);
fs.mkdirSync(dest);
fs.mkdirSync(path.join(dest, 'utils'));
copyFolder(path.join(root, 'lib'), path.join(dest, 'lib'));
copyFolder(path.join(root, 'test'), path.join(dest, 'test'));
copyFolder(path.join(root, 'utils', 'testrunner'), path.join(dest, 'utils', 'testrunner'));
copyFolder(path.join(root, 'utils', 'testserver'), path.join(dest, 'utils', 'testserver'));
function copyFolder(source, target) {
if (fs.existsSync(target))
removeRecursive(target);
fs.mkdirSync(target);
fs.readdirSync(source).forEach(file => {
const from = path.join(source, file);
const to = path.join(target, file);
if (fs.lstatSync(from).isDirectory())
copyFolder(from, to);
else
copyFile(from, to);
});
}
function copyFile(from, to) {
let text = fs.readFileSync(from);
const isExcluded = excludes.some(exclude => from.startsWith(exclude));
if (!isExcluded && from.endsWith('.js')) {
text = text.toString();
const prefix = text.startsWith('#!') ? text.substring(0, text.indexOf('\n')) : '';
text = prefix + transformAsyncFunctions(text.substring(prefix.length));
}
fs.writeFileSync(to, text);
}