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135 lines
3.5 KiB
135 lines
3.5 KiB
self.Flatted = (function (exports) { |
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'use strict'; |
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function _typeof(obj) { |
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"@babel/helpers - typeof"; |
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return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { |
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return typeof obj; |
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} : function (obj) { |
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return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; |
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}, _typeof(obj); |
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} |
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/*! (c) 2020 Andrea Giammarchi */ |
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var $parse = JSON.parse, |
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$stringify = JSON.stringify; |
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var keys = Object.keys; |
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var Primitive = String; // it could be Number |
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var primitive = 'string'; // it could be 'number' |
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var ignore = {}; |
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var object = 'object'; |
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var noop = function noop(_, value) { |
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return value; |
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}; |
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var primitives = function primitives(value) { |
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return value instanceof Primitive ? Primitive(value) : value; |
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}; |
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var Primitives = function Primitives(_, value) { |
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return _typeof(value) === primitive ? new Primitive(value) : value; |
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}; |
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var revive = function revive(input, parsed, output, $) { |
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var lazy = []; |
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for (var ke = keys(output), length = ke.length, y = 0; y < length; y++) { |
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var k = ke[y]; |
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var value = output[k]; |
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if (value instanceof Primitive) { |
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var tmp = input[value]; |
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if (_typeof(tmp) === object && !parsed.has(tmp)) { |
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parsed.add(tmp); |
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output[k] = ignore; |
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lazy.push({ |
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k: k, |
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a: [input, parsed, tmp, $] |
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}); |
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} else output[k] = $.call(output, k, tmp); |
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} else if (output[k] !== ignore) output[k] = $.call(output, k, value); |
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} |
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for (var _length = lazy.length, i = 0; i < _length; i++) { |
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var _lazy$i = lazy[i], |
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_k = _lazy$i.k, |
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a = _lazy$i.a; |
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output[_k] = $.call(output, _k, revive.apply(null, a)); |
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} |
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return output; |
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}; |
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var set = function set(known, input, value) { |
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var index = Primitive(input.push(value) - 1); |
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known.set(value, index); |
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return index; |
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}; |
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var parse = function parse(text, reviver) { |
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var input = $parse(text, Primitives).map(primitives); |
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var value = input[0]; |
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var $ = reviver || noop; |
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var tmp = _typeof(value) === object && value ? revive(input, new Set(), value, $) : value; |
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return $.call({ |
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'': tmp |
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}, '', tmp); |
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}; |
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var stringify = function stringify(value, replacer, space) { |
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var $ = replacer && _typeof(replacer) === object ? function (k, v) { |
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return k === '' || -1 < replacer.indexOf(k) ? v : void 0; |
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} : replacer || noop; |
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var known = new Map(); |
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var input = []; |
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var output = []; |
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var i = +set(known, input, $.call({ |
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'': value |
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}, '', value)); |
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var firstRun = !i; |
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while (i < input.length) { |
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firstRun = true; |
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output[i] = $stringify(input[i++], replace, space); |
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} |
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return '[' + output.join(',') + ']'; |
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function replace(key, value) { |
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if (firstRun) { |
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firstRun = !firstRun; |
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return value; |
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} |
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var after = $.call(this, key, value); |
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switch (_typeof(after)) { |
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case object: |
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if (after === null) return after; |
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case primitive: |
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return known.get(after) || set(known, input, after); |
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} |
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return after; |
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} |
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}; |
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var toJSON = function toJSON(any) { |
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return $parse(stringify(any)); |
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}; |
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var fromJSON = function fromJSON(any) { |
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return parse($stringify(any)); |
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}; |
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exports.fromJSON = fromJSON; |
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exports.parse = parse; |
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exports.stringify = stringify; |
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exports.toJSON = toJSON; |
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return exports; |
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})({});
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