JSON in JavaScript library updated
...why we now need a JSON library... _in_ Javascript?! Source: http://www.json.org/js.html
This commit is contained in:
Mikael Nordfeldth
parent
a6c03e3127
commit
395c2cc075
@ -1,6 +1,6 @@
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/*
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json2.js
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2013-05-26
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2015-02-25
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Public Domain.
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@ -48,7 +48,9 @@
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Date.prototype.toJSON = function (key) {
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function f(n) {
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// Format integers to have at least two digits.
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return n < 10 ? '0' + n : n;
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return n < 10
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? '0' + n
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: n;
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}
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return this.getUTCFullYear() + '-' +
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@ -146,10 +148,12 @@
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redistribute.
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*/
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/*jslint evil: true, regexp: true */
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/*jslint
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eval, for, this
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*/
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/*members "", "\b", "\t", "\n", "\f", "\r", "\"", JSON, "\\", apply,
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call, charCodeAt, getUTCDate, getUTCFullYear, getUTCHours,
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/*property
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JSON, apply, call, charCodeAt, getUTCDate, getUTCFullYear, getUTCHours,
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getUTCMinutes, getUTCMonth, getUTCSeconds, hasOwnProperty, join,
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lastIndex, length, parse, prototype, push, replace, slice, stringify,
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test, toJSON, toString, valueOf
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@ -168,7 +172,13 @@ if (typeof JSON !== 'object') {
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function f(n) {
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// Format integers to have at least two digits.
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return n < 10 ? '0' + n : n;
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return n < 10
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? '0' + n
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: n;
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}
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function this_value() {
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return this.valueOf();
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}
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if (typeof Date.prototype.toJSON !== 'function') {
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@ -176,35 +186,25 @@ if (typeof JSON !== 'object') {
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Date.prototype.toJSON = function () {
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return isFinite(this.valueOf())
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? this.getUTCFullYear() + '-' +
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? this.getUTCFullYear() + '-' +
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f(this.getUTCMonth() + 1) + '-' +
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f(this.getUTCDate()) + 'T' +
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f(this.getUTCHours()) + ':' +
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f(this.getUTCMinutes()) + ':' +
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f(this.getUTCSeconds()) + 'Z'
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: null;
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f(this.getUTCDate()) + 'T' +
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f(this.getUTCHours()) + ':' +
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f(this.getUTCMinutes()) + ':' +
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f(this.getUTCSeconds()) + 'Z'
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: null;
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};
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String.prototype.toJSON =
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Number.prototype.toJSON =
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Boolean.prototype.toJSON = function () {
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return this.valueOf();
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};
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Boolean.prototype.toJSON = this_value;
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Number.prototype.toJSON = this_value;
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String.prototype.toJSON = this_value;
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}
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var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
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escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
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var cx,
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escapable,
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gap,
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indent,
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meta = { // table of character substitutions
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'"' : '\\"',
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'\\': '\\\\'
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},
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meta,
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rep;
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@ -216,12 +216,14 @@ if (typeof JSON !== 'object') {
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// sequences.
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escapable.lastIndex = 0;
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return escapable.test(string) ? '"' + string.replace(escapable, function (a) {
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return escapable.test(string)
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? '"' + string.replace(escapable, function (a) {
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var c = meta[a];
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return typeof c === 'string'
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? c
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: '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
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}) + '"' : '"' + string + '"';
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? c
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: '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
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}) + '"'
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: '"' + string + '"';
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}
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@ -261,7 +263,9 @@ if (typeof JSON !== 'object') {
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// JSON numbers must be finite. Encode non-finite numbers as null.
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return isFinite(value) ? String(value) : 'null';
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return isFinite(value)
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? String(value)
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: 'null';
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case 'boolean':
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case 'null':
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@ -305,10 +309,10 @@ if (typeof JSON !== 'object') {
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// brackets.
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v = partial.length === 0
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? '[]'
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: gap
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? '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']'
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: '[' + partial.join(',') + ']';
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? '[]'
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: gap
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? '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']'
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: '[' + partial.join(',') + ']';
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gap = mind;
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return v;
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}
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@ -322,7 +326,11 @@ if (typeof JSON !== 'object') {
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k = rep[i];
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v = str(k, value);
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if (v) {
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partial.push(quote(k) + (gap ? ': ' : ':') + v);
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partial.push(quote(k) + (
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gap
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? ': '
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: ':'
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) + v);
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}
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}
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}
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@ -334,7 +342,11 @@ if (typeof JSON !== 'object') {
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if (Object.prototype.hasOwnProperty.call(value, k)) {
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v = str(k, value);
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if (v) {
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partial.push(quote(k) + (gap ? ': ' : ':') + v);
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partial.push(quote(k) + (
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gap
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? ': '
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: ':'
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) + v);
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}
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}
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}
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@ -344,10 +356,10 @@ if (typeof JSON !== 'object') {
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// and wrap them in braces.
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v = partial.length === 0
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? '{}'
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: gap
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? '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}'
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: '{' + partial.join(',') + '}';
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? '{}'
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: gap
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? '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}'
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: '{' + partial.join(',') + '}';
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gap = mind;
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return v;
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}
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@ -356,6 +368,16 @@ if (typeof JSON !== 'object') {
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// If the JSON object does not yet have a stringify method, give it one.
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if (typeof JSON.stringify !== 'function') {
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escapable = /[\\\"\u0000-\u001f\u007f-\u009f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
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meta = { // table of character substitutions
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'"': '\\"',
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'\\': '\\\\'
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};
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JSON.stringify = function (value, replacer, space) {
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// The stringify method takes a value and an optional replacer, and an optional
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@ -403,6 +425,7 @@ if (typeof JSON !== 'object') {
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// If the JSON object does not yet have a parse method, give it one.
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if (typeof JSON.parse !== 'function') {
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cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
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JSON.parse = function (text, reviver) {
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// The parse method takes a text and an optional reviver function, and returns
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@ -441,7 +464,7 @@ if (typeof JSON !== 'object') {
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if (cx.test(text)) {
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text = text.replace(cx, function (a) {
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return '\\u' +
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('0000' + a.charCodeAt(0).toString(16)).slice(-4);
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('0000' + a.charCodeAt(0).toString(16)).slice(-4);
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});
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}
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@ -458,10 +481,13 @@ if (typeof JSON !== 'object') {
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// we look to see that the remaining characters are only whitespace or ']' or
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// ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
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if (/^[\],:{}\s]*$/
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.test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@')
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if (
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/^[\],:{}\s]*$/.test(
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text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@')
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.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']')
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.replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
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.replace(/(?:^|:|,)(?:\s*\[)+/g, '')
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)
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) {
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// In the third stage we use the eval function to compile the text into a
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// JavaScript structure. The '{' operator is subject to a syntactic ambiguity
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@ -474,8 +500,8 @@ if (typeof JSON !== 'object') {
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// each name/value pair to a reviver function for possible transformation.
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return typeof reviver === 'function'
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? walk({'': j}, '')
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: j;
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? walk({'': j}, '')
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: j;
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}
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// If the text is not JSON parseable, then a SyntaxError is thrown.
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