angular-cn/packages/zone.js/simple-server.js

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/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const http = require('http');
const path = require('path');
const fs = require('fs');
let server;
const localFolder = __dirname;
function writeNotFound(res) {
res.writeHead(404, {'Content-Type': 'text/html'});
res.end('<h1>404, Not Found!</h1>');
}
function requestHandler(req, res) {
if (req.url === '/close') {
res.end('server closing');
setTimeout(() => {
process.exit(0);
}, 1000);
} else {
const file = path.resolve(localFolder, req.url);
if (!file.startsWith(localFolder + '/')) {
writeNotFound(res);
return;
}
fs.readFile(file, function(err, contents) {
if (!err) {
res.end(contents);
} else {
writeNotFound(res);
return;
};
});
};
};
server = http.createServer(requestHandler).listen(8080);