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/**
* @class
<pre>
This is a lightly modified version of Kevin Jones' JavaScript
library Data.Dump. To download the original visit:
<a href="http://openjsan.org/doc/k/ke/kevinj/Data/Dump/">http://openjsan.org/doc/k/ke/kevinj/Data/Dump/</a>
AUTHORS
The Data.Dump JavaScript module is written by Kevin Jones
(kevinj@cpan.org), based on Data::Dump by Gisle Aas (gisle@aas.no),
based on Data::Dumper by Gurusamy Sarathy (gsar@umich.edu).
COPYRIGHT
Copyright 2007 Kevin Jones. Copyright 1998-2000,2003-2004 Gisle Aas.
Copyright 1996-1998 Gurusamy Sarathy.
This program is free software; you can redistribute it and/or modify
it under the terms of the Perl Artistic License
See http://www.perl.com/perl/misc/Artistic.html
</pre>
* @static
*/
Dumper = {
/** @param [...] The objects to dump. */
dump: function () {
if (arguments.length > 1)
return this._dump(arguments);
else if (arguments.length == 1)
return this._dump(arguments[0]);
else
return "()";
},
_dump: function (obj) {
if (typeof obj == 'undefined') return 'undefined';
var out;
if (obj.serialize) { return obj.serialize(); }
var type = this._typeof(obj);
if (obj.circularReference) obj.circularReference++;
switch (type) {
case 'circular':
out = "{ //circularReference\n}";
break;
case 'object':
var pairs = new Array;
for (var prop in obj) {
if (prop != "circularReference" && obj.hasOwnProperty(prop)) { //hide inherited properties
pairs.push(prop + ': ' + this._dump(obj[prop]));
}
}
out = '{' + this._format_list(pairs) + '}';
break;
case 'string':
for (var prop in Dumper.ESC) {
if (Dumper.ESC.hasOwnProperty(prop)) {
obj = obj.replace(prop, Dumper.ESC[prop]);
}
}
// Escape UTF-8 Strings
if (obj.match(/^[\x00-\x7f]*$/)) {
out = '"' + obj.replace(/\"/g, "\\\"").replace(/([\n\r]+)/g, "\\$1") + '"';
}
else {
out = "unescape('"+escape(obj)+"')";
}
break;
case 'array':
var elems = new Array;
for (var i=0; i<obj.length; i++) {
elems.push( this._dump(obj[i]) );
}
out = '[' + this._format_list(elems) + ']';
break;
case 'date':
// firefox returns GMT strings from toUTCString()...
var utc_string = obj.toUTCString().replace(/GMT/,'UTC');
out = 'new Date("' + utc_string + '")';
break;
case 'element':
// DOM element
out = this._dump_dom(obj);
break;
default:
out = obj;
}
out = String(out).replace(/\n/g, '\n ');
out = out.replace(/\n (.*)$/,"\n$1");
return out;
},
_format_list: function (list) {
if (!list.length) return '';
var nl = list.toString().length > 60 ? '\n' : ' ';
return nl + list.join(',' + nl) + nl;
},
_typeof: function (obj) {
if (obj && obj.circularReference && obj.circularReference > 1) return 'circular';
if (Array.prototype.isPrototypeOf(obj)) return 'array';
if (Date.prototype.isPrototypeOf(obj)) return 'date';
if (typeof obj.nodeType != 'undefined') return 'element';
return typeof(obj);
},
_dump_dom: function (obj) {
return '"' + Dumper.nodeTypes[obj.nodeType] + '"';
}
};
Dumper.ESC = {
"\t": "\\t",
"\n": "\\n",
"\f": "\\f"
};
Dumper.nodeTypes = {
1: "ELEMENT_NODE",
2: "ATTRIBUTE_NODE",
3: "TEXT_NODE",
4: "CDATA_SECTION_NODE",
5: "ENTITY_REFERENCE_NODE",
6: "ENTITY_NODE",
7: "PROCESSING_INSTRUCTION_NODE",
8: "COMMENT_NODE",
9: "DOCUMENT_NODE",
10: "DOCUMENT_TYPE_NODE",
11: "DOCUMENT_FRAGMENT_NODE",
12: "NOTATION_NODE"
};
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