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