syntax node location (index-based and line-column)</li>
            <li>Heavily tested (&gt; 600 <a href="http://esprima.org/test/">tests</a> with solid statement and branch coverage)</li>
            <li>Experimental support for ES6/Harmony (module, class, destructuring, ...)</li>
          </ul>
          <p></p>
          <p>Esprima serves as an important <strong>building block</strong> for some JavaScript language tools,
          from <a href="demo/functiontrace.html">code instrumentation</a> to <a hre