mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-29 11:30:28 +00:00
353 lines
11 KiB
HTML
353 lines
11 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Esprima: Parsing Demo</title>
|
|
<script src="../test/3rdparty/platform.js"></script>
|
|
<script src="checkenv.js"></script>
|
|
<script src="../esprima.js"></script>
|
|
<script src="../assets/json2.js"></script>
|
|
<script src="../assets/codemirror/codemirror.js"></script>
|
|
<script src="../assets/codemirror/javascript.js"></script>
|
|
<script src="../assets/yui/yahoo-dom-event.js"></script>
|
|
<script src="../assets/yui/treeview-min.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="../assets/codemirror/codemirror.css"/>
|
|
<link rel="stylesheet" type="text/css" href="../assets/yui/treeview.css"/>
|
|
<link rel="stylesheet" type="text/css" href="../assets/style.css"/>
|
|
<link rel="stylesheet" type="text/css" href="parse.css"/>
|
|
<style>
|
|
.ygtvfocus .ygtvlabel,
|
|
.ygtvfocus .ygtvlabel:link,
|
|
.ygtvfocus .ygtvlabel:visited,
|
|
.ygtvfocus .ygtvlabel:hover {
|
|
background-color: #eee;
|
|
}
|
|
|
|
table th, table td {
|
|
text-align: left;
|
|
background-color: white;
|
|
}
|
|
|
|
tbody tr:nth-child(odd) td {
|
|
background-color: white;
|
|
}
|
|
|
|
tbody td {
|
|
background-color: white;
|
|
}
|
|
</style>
|
|
<script>
|
|
/*jslint sloppy:true browser:true */
|
|
/*global esprima:true, YAHOO:true */
|
|
var parseId;
|
|
|
|
function updateTree(syntax) {
|
|
|
|
if (window.tree) {
|
|
window.tree.destroy();
|
|
window.tree = null;
|
|
}
|
|
|
|
if (typeof syntax === 'undefined') {
|
|
return;
|
|
}
|
|
|
|
if (document.getElementById('tab_tree').className !== 'active') {
|
|
return;
|
|
}
|
|
|
|
window.tree = new YAHOO.widget.TreeView("treeview");
|
|
document.getElementById('collapse').onclick = function () { window.tree.collapseAll(); };
|
|
document.getElementById('expand').onclick = function () { window.tree.expandAll(); };
|
|
|
|
function isArray(o) {
|
|
return (typeof Array.isArray === 'function') ? Array.isArray(o) :
|
|
Object.prototype.toString.apply(o) === '[object Array]';
|
|
}
|
|
|
|
function convert(name, node) {
|
|
var result, i, key, value, child;
|
|
|
|
switch (typeof node) {
|
|
case 'string':
|
|
return {
|
|
type: 'Text',
|
|
label: name + ': ' + node
|
|
};
|
|
|
|
case 'number':
|
|
case 'boolean':
|
|
return {
|
|
type: 'Text',
|
|
label: name + ': ' + String(node)
|
|
};
|
|
|
|
case 'object':
|
|
if (!node) {
|
|
return {
|
|
type: 'Text',
|
|
label: name + ': null'
|
|
};
|
|
}
|
|
if (node instanceof RegExp) {
|
|
return {
|
|
type: 'Text',
|
|
label: name + ': ' + node.toString()
|
|
};
|
|
}
|
|
result = {
|
|
type: 'Text',
|
|
label: name,
|
|
expanded: true,
|
|
children: []
|
|
};
|
|
if (isArray(node)) {
|
|
if (node.length === 2 && name === 'range') {
|
|
result.label = name + ': [' + node[0] + ', ' + node[1] + ']';
|
|
} else {
|
|
result.label = result.label + ' [' + node.length + ']';
|
|
for (i = 0; i < node.length; i += 1) {
|
|
key = String(i);
|
|
value = node[i];
|
|
child = convert(key, value);
|
|
if (isArray(child.children) && child.children.length === 1) {
|
|
result.children.push(child.children[0]);
|
|
} else {
|
|
result.children.push(convert(key, value));
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
if (typeof node.type !== 'undefined') {
|
|
result.children.push({
|
|
type: 'Text',
|
|
label: node.type,
|
|
expanded: true,
|
|
children: []
|
|
});
|
|
for (key in node) {
|
|
if (Object.prototype.hasOwnProperty.call(node, key)) {
|
|
if (key !== 'type') {
|
|
value = node[key];
|
|
result.children[0].children.push(convert(key, value));
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
for (key in node) {
|
|
if (Object.prototype.hasOwnProperty.call(node, key)) {
|
|
value = node[key];
|
|
result.children.push(convert(key, value));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return {
|
|
type: 'Text',
|
|
label: '?'
|
|
};
|
|
}
|
|
|
|
window.tree.buildTreeFromObject(convert('Program body', syntax.body));
|
|
window.tree.render();
|
|
}
|
|
|
|
function parse(delay) {
|
|
if (parseId) {
|
|
window.clearTimeout(parseId);
|
|
}
|
|
|
|
parseId = window.setTimeout(function () {
|
|
var code, options, result, el, str;
|
|
|
|
// Special handling for regular expression literal since we need to
|
|
// convert it to a string literal, otherwise it will be decoded
|
|
// as object "{}" and the regular expression would be lost.
|
|
function adjustRegexLiteral(key, value) {
|
|
if (key === 'value' && value instanceof RegExp) {
|
|
value = value.toString();
|
|
}
|
|
return value;
|
|
}
|
|
|
|
if (typeof window.editor === 'undefined') {
|
|
code = document.getElementById('code').value;
|
|
} else {
|
|
code = window.editor.getValue();
|
|
}
|
|
options = {
|
|
comment: document.getElementById('comment').checked,
|
|
raw: document.getElementById('raw').checked,
|
|
range: document.getElementById('range').checked,
|
|
loc: document.getElementById('loc').checked
|
|
};
|
|
|
|
document.getElementById('tokens').value = '';
|
|
|
|
try {
|
|
|
|
result = esprima.parse(code, options);
|
|
str = JSON.stringify(result, adjustRegexLiteral, 4);
|
|
document.getElementById('tokens').value = JSON.stringify(esprima.parse(code,
|
|
{ tokens : true }).tokens, adjustRegexLiteral, 4);
|
|
updateTree(result);
|
|
} catch (e) {
|
|
updateTree();
|
|
str = e.name + ': ' + e.message;
|
|
}
|
|
|
|
el = document.getElementById('syntax');
|
|
el.value = str;
|
|
|
|
parseId = undefined;
|
|
}, delay || 811);
|
|
}
|
|
</script>
|
|
</head>
|
|
<body class="yui-skin-sam">
|
|
<div class="container">
|
|
|
|
<div class="topbar">
|
|
<ul class="nav">
|
|
<li><a href="../index.html">← 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>Parser <small>produces syntax tree</small></h1>
|
|
|
|
<p>Esprima version <span id="version"></span>.</p>
|
|
|
|
<p>Type ECMAScript code:</p>
|
|
<p><textarea id="code" autofocus="autofocus" cols="70" rows="15" spellcheck="false">
|
|
// Life, Universe, and Everything
|
|
var answer = 6 * 7;</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><label><input type="checkbox" id="raw"> Preserve raw value of literals</label></p>
|
|
<p><label><input type="checkbox" id="comment"> Include comments</label></p>
|
|
<p> Syntax node location info (start, end)</p>
|
|
<div style="margin-left: 20px;">
|
|
<p><label><input type="checkbox" id="range">Index-based range</label></p>
|
|
<p><label><input type="checkbox" id="loc">Line and column-based</label></p>
|
|
</div>
|
|
<div class="tabs">
|
|
<ul>
|
|
<li id="tab_syntax" class="active">
|
|
<h3><a id="show_syntax">Syntax</a></h3>
|
|
<div class="tab">
|
|
<textarea id="syntax" rows="20" readonly></textarea>
|
|
</div>
|
|
</li>
|
|
<li id="tab_tokens">
|
|
<h3><a id="show_tokens">Tokens</a></h3>
|
|
<div class="tab">
|
|
<textarea id="tokens" rows="20" readonly></textarea>
|
|
</div>
|
|
</li>
|
|
<li id="tab_tree">
|
|
<h3><a id="show_tree">Tree</a></h3>
|
|
<div class="tab">
|
|
<span style="margin-left: 500px;"><input type="button" id="expand" value="Expand All">
|
|
<input type="button" id="collapse" value="Collapse All"></span>
|
|
<div id="treeview">
|
|
</div>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
|
|
|
|
<!--
|
|
<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"><textarea id="test"></textarea></p>
|
|
</div>
|
|
<script>
|
|
window.onload = function () {
|
|
var id, el;
|
|
|
|
id = function (i) {
|
|
return document.getElementById(i);
|
|
};
|
|
|
|
el = id('version');
|
|
if (typeof el.innerText === 'string') {
|
|
el.innerText = esprima.version;
|
|
} else {
|
|
el.textContent = esprima.version;
|
|
}
|
|
try {
|
|
parse(1);
|
|
} catch (e) { }
|
|
|
|
id('show_tree').onclick = function () {
|
|
id('tab_tree').className = 'active';
|
|
id('tab_syntax').className = '';
|
|
id('tab_tokens').className = '';
|
|
parse(1);
|
|
};
|
|
|
|
id('show_syntax').onclick = function () {
|
|
id('tab_tree').className = '';
|
|
id('tab_syntax').className = 'active';
|
|
id('tab_tokens').className = '';
|
|
};
|
|
|
|
id('show_tokens').onclick = function () {
|
|
id('tab_tree').className = '';
|
|
id('tab_syntax').className = '';
|
|
id('tab_tokens').className = 'active';
|
|
};
|
|
};
|
|
</script>
|
|
<script>
|
|
/*jslint sloppy:true browser:true */
|
|
/*global CodeMirror:true */
|
|
try {
|
|
function quickParse() { parse(1); }
|
|
document.getElementById('comment').onchange = quickParse;
|
|
document.getElementById('raw').onchange = quickParse;
|
|
document.getElementById('range').onchange = quickParse;
|
|
document.getElementById('loc').onchange = quickParse;
|
|
document.getElementById('tokens').onchange = quickParse;
|
|
|
|
// Special handling for IE.
|
|
document.getElementById('comment').onclick = quickParse;
|
|
document.getElementById('raw').onclick = quickParse;
|
|
document.getElementById('range').onclick = quickParse;
|
|
document.getElementById('loc').onclick = quickParse;
|
|
document.getElementById('tokens').onclick = quickParse;
|
|
|
|
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,
|
|
onChange: parse
|
|
});
|
|
} catch (e) {
|
|
// CodeMirror failed to initialize, possible in e.g. old IE.
|
|
document.getElementById('codemirror').innerHTML = '';
|
|
document.getElementById('code').onchange = parse;
|
|
document.getElementById('code').onkeydown = parse;
|
|
} finally {
|
|
document.getElementById('testbox').parentNode.removeChild(document.getElementById('testbox'));
|
|
}
|
|
</script>
|
|
</body>
|
|
</html>
|