Update sample app

.gitignore

@@ -1,104 +1,5 @@
-# Logs
-logs
-*.log
-npm-debug.log*
-yarn-debug.log*
-yarn-error.log*
-lerna-debug.log*
-
-# Diagnostic reports (https://nodejs.org/api/report.html)
-report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
-
-# Runtime data
-pids
-*.pid
-*.seed
-*.pid.lock
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-# Directory for instrumented libs generated by jscoverage/JSCover
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-jspm_packages/
-
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-
-# dotenv environment variables file
-.env
-.env.test
-
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+typings/
+node_modules/
+test/bundle.d.ts
+package-lock.json
+.env

app.js

@@ -0,0 +1,46 @@
+import createError from 'http-errors';
+import express, { json, urlencoded } from 'express';
+import { join } from 'path';
+import cookieParser from 'cookie-parser';
+import logger from 'morgan';
+import { fileURLToPath } from 'url';
+import { dirname } from 'path';
+
+import indexRouter from './routes/index.js';
+import usersRouter from './routes/users.js';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+const app = express();
+
+// view engine setup
+app.set('views', join(__dirname, 'views'));
+app.set('view engine', 'pug');
+
+app.use(logger('dev'));
+app.use(json());
+app.use(urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(join(__dirname, 'public')));
+
+app.use('/', indexRouter);
+app.use('/users', usersRouter);
+
+// catch 404 and forward to error handler
+app.use(function(req, res, next) {
+  next(createError(404));
+});
+
+// error handler
+app.use(function(err, req, res, next) {
+  // set locals, only providing error in development
+  res.locals.message = err.message;
+  res.locals.error = req.app.get('env') === 'development' ? err : {};
+
+  // render the error page
+  res.status(err.status || 500);
+  res.render('error');
+});
+
+export default app;

bin/www

@@ -0,0 +1,93 @@
+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+import app from '../app.js';
+import createDebug from 'debug';
+import { createServer } from 'http';
+const debug = createDebug('feature-flags-in-expressjs:server');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+const port = normalizePort(process.env.PORT || '3001');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+const server = createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  const port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  const bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  const addr = server.address();
+  const bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+  const host = `http://localhost:${port}`
+  console.log(`Listening on: ${host}`);
+}