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File: js/JSON.js

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File: js/JSON.js
Role: Auxiliary data
Content type: text/plain
Description: JSON script ( this is an extension )
Class: DABAJAX Toolkit
Auto-complete fields with Oracle database data
Author: By
Last change: removed
Date: 15 years ago
Size: 9,795 bytes
 

Contents

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/* Copyright (c) 2005 JSON.org Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The Software shall be used for Good, not Evil. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ Array.prototype.______array = '______array'; var JSON = { org: 'http://www.JSON.org', copyright: '(c)2005 JSON.org', license: 'http://www.crockford.com/JSON/license.html', stringify: function (arg) { var c, i, l, s = '', v; switch (typeof arg) { case 'object': if (arg) { if (arg.______array == '______array') { for (i = 0; i < arg.length; ++i) { v = this.stringify(arg[i]); if (s) { s += ','; } s += v; } return '[' + s + ']'; } else if (typeof arg.toString != 'undefined') { for (i in arg) { v = arg[i]; if (typeof v != 'undefined' && typeof v != 'function') { v = this.stringify(v); if (s) { s += ','; } s += this.stringify(i) + ':' + v; } } return '{' + s + '}'; } } return 'null'; case 'number': return isFinite(arg) ? String(arg) : 'null'; case 'string': l = arg.length; s = '"'; for (i = 0; i < l; i += 1) { c = arg.charAt(i); if (c >= ' ') { if (c == '\\' || c == '"') { s += '\\'; } s += c; } else { switch (c) { case '\b': s += '\\b'; break; case '\f': s += '\\f'; break; case '\n': s += '\\n'; break; case '\r': s += '\\r'; break; case '\t': s += '\\t'; break; default: c = c.charCodeAt(); s += '\\u00' + Math.floor(c / 16).toString(16) + (c % 16).toString(16); } } } return s + '"'; case 'boolean': return String(arg); default: return 'null'; } }, parse: function (text) { var at = 0; var ch = ' '; function error(m) { throw { name: 'JSONError', message: m, at: at - 1, text: text }; } function next() { ch = text.charAt(at); at += 1; return ch; } function white() { while (ch !== '' && ch <= ' ') { next(); } } function str() { var i, s = '', t, u; if (ch == '"') { outer: while (next()) { if (ch == '"') { next(); return s; } else if (ch == '\\') { switch (next()) { case 'b': s += '\b'; break; case 'f': s += '\f'; break; case 'n': s += '\n'; break; case 'r': s += '\r'; break; case 't': s += '\t'; break; case 'u': u = 0; for (i = 0; i < 4; i += 1) { t = parseInt(next(), 16); if (!isFinite(t)) { break outer; } u = u * 16 + t; } s += String.fromCharCode(u); break; default: s += ch; } } else { s += ch; } } } error("Bad string"); } function arr() { var a = []; if (ch == '[') { next(); white(); if (ch == ']') { next(); return a; } while (ch) { a.push(val()); white(); if (ch == ']') { next(); return a; } else if (ch != ',') { break; } next(); white(); } } error("Bad array"); } function obj() { var k, o = {}; if (ch == '{') { next(); white(); if (ch == '}') { next(); return o; } while (ch) { k = str(); white(); if (ch != ':') { break; } next(); o[k] = val(); white(); if (ch == '}') { next(); return o; } else if (ch != ',') { break; } next(); white(); } } error("Bad object"); } function num() { var n = '', v; if (ch == '-') { n = '-'; next(); } while (ch >= '0' && ch <= '9') { n += ch; next(); } if (ch == '.') { n += '.'; while (next() && ch >= '0' && ch <= '9') { n += ch; } } if (ch == 'e' || ch == 'E') { n += 'e'; next(); if (ch == '-' || ch == '+') { n += ch; next(); } while (ch >= '0' && ch <= '9') { n += ch; next(); } } v = +n; if (!isFinite(v)) { error("Bad number"); } else { return v; } } function word() { switch (ch) { case 't': if (next() == 'r' && next() == 'u' && next() == 'e') { next(); return true; } break; case 'f': if (next() == 'a' && next() == 'l' && next() == 's' && next() == 'e') { next(); return false; } break; case 'n': if (next() == 'u' && next() == 'l' && next() == 'l') { next(); return null; } break; } error("Syntax error"); } function val() { white(); switch (ch) { case '{': return obj(); case '[': return arr(); case '"': return str(); case '-': return num(); default: return ch >= '0' && ch <= '9' ? num() : word(); } } return val(); } };