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esprima

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ECMAScript parsing infrastructure for multipurpose analysis

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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Esprima: Function Trace Demo</title> <script src="../test/3rdparty/platform.js"></script> <script src="checkenv.js"></script> <script src="functiontrace.js"></script> <script src="../esprima.js"></script> <script src="../test/3rdparty/esmorph.js"></script> <script src="../assets/codemirror/codemirror.js"></script> <script src="../assets/codemirror/javascript.js"></script> <link rel="stylesheet" type="text/css" href="../assets/codemirror/codemirror.css"/> <link rel="stylesheet" type="text/css" href="../assets/style.css"/> <style> .CodeMirror-scroll { height: 300px; } </style> </head> <body> <div class="container"> <div class="topbar"> <ul class="nav"> <li><a href="../index.html">&larr; Home</a></li> <li><a href="http://github.com/ariya/esprima">Code</a></li> <li><a href="http://wiki.esprima.org">Documentation</a></li> <li><a href="http://issues.esprima.org">Issues</a></li> </ul> </div> <h1>Function Trace <small>reveals what is being called</small></h1> <p>Type ECMAScript code:</p> <p><textarea id="code" autofocus="autofocus" cols="70" rows="25" spellcheck="false"> Array.prototype.swap = function (i, j) { var k = this[i]; this[i] = this[j]; this[j] = k; } function bubbleSort(list) { var items = list.slice(0), swapped = false, p, q; for (p = 1; p &lt; items.length; ++p) { for (q = 0; q &lt; items.length - p; ++q) { if (items[q + 1] &lt; items[q]) { items.swap(q, q + 1); swapped =true; } } if (!swapped) break; } return items; } var N = 100, data = []; while (N &gt; 0) data.push(N--); bubbleSort(data); </textarea></p> <p id="codemirror" align="right"><small>The above code editor is based on <a href="http://codemirror.net" target="_blank">CodeMirror</a>.</small></p> <p><input type="button" value="Run" id="run"></p> <div id="result"><p>No result yet.</p></div> <p style="margin-top: 50px;">Using Esprima version <span id="version"></span>.</p> <div class="footer"><strong>Esprima</strong> is created by <a href="http://ariya.ofilabs.com/about" target="_blank">Ariya Hidayat</a>. Follow <a href="http://twitter.com/ariyahidayat">@ariyahidayat</a> on Twitter. </div> <p id="testbox" style="visibility: hidden;"><textarea id="test"></textarea></p> </div> <script> /*jslint sloppy:true browser:true */ /*global traceRun:true, CodeMirror:true */ window.onload = function () { var el; el = document.getElementById('version'); if (typeof el.innerText === 'string') { el.innerText = window.esprima.version; } else { el.textContent = window.esprima.version; } document.getElementById('run').onclick = traceRun; }; try { window.checkEnv(); // This is just testing, to detect whether CodeMirror would fail or not window.editor = CodeMirror.fromTextArea(document.getElementById("test")); window.editor = CodeMirror.fromTextArea(document.getElementById("code"), { lineNumbers: true, matchBrackets: true }); } catch (e) { // CodeMirror failed to initialize, possible in e.g. old IE. document.getElementById('codemirror').innerHTML = ''; } finally { document.getElementById('testbox').parentNode.removeChild(document.getElementById('testbox')); } </script> </body> </html>