Coffeescript: How to import express module in one line
<p>Currently, I have to write</p>

<pre><code>app = require 'express'
app()
</code></pre>

<p>To get the equivalent Javascript:</p>

<pre><code>var app;  
app = require('express');
app();
</code></pre>

<p>How can I do this in one line?</p>