an class="string">"Usage: pretty &lt;filename&gt;"</span>
            <span class="special">&lt;&lt;</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span>
        <span class="keyword">return</span> <span class="identifier">EXIT_FAILURE</span><span class="special">;</span>
    <span class="special">}</span>

    <span class="keyword">try</span>
    <span class="special">{</span>
        <span class="comment">// Parse the f