source: trip-planner-front/node_modules/flatted/cjs/index.js@ 1ad8e64

Last change on this file since 1ad8e64 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 3.4 KB
Line 
1var Flatted = (function (Primitive, primitive) {
2
3 /*!
4 * ISC License
5 *
6 * Copyright (c) 2018, Andrea Giammarchi, @WebReflection
7 *
8 * Permission to use, copy, modify, and/or distribute this software for any
9 * purpose with or without fee is hereby granted, provided that the above
10 * copyright notice and this permission notice appear in all copies.
11 *
12 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
13 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
14 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
15 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
16 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
17 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
18 * PERFORMANCE OF THIS SOFTWARE.
19 */
20
21 var Flatted = {
22
23 parse: function parse(text, reviver) {
24 var input = JSON.parse(text, Primitives).map(primitives);
25 var value = input[0];
26 var $ = reviver || noop;
27 var tmp = typeof value === 'object' && value ?
28 revive(input, new Set, value, $) :
29 value;
30 return $.call({'': tmp}, '', tmp);
31 },
32
33 stringify: function stringify(value, replacer, space) {
34 for (var
35 firstRun,
36 known = new Map,
37 input = [],
38 output = [],
39 $ = replacer && typeof replacer === typeof input ?
40 function (k, v) {
41 if (k === '' || -1 < replacer.indexOf(k)) return v;
42 } :
43 (replacer || noop),
44 i = +set(known, input, $.call({'': value}, '', value)),
45 replace = function (key, value) {
46 if (firstRun) {
47 firstRun = !firstRun;
48 return value;
49 }
50 var after = $.call(this, key, value);
51 switch (typeof after) {
52 case 'object':
53 if (after === null) return after;
54 case primitive:
55 return known.get(after) || set(known, input, after);
56 }
57 return after;
58 };
59 i < input.length; i++
60 ) {
61 firstRun = true;
62 output[i] = JSON.stringify(input[i], replace, space);
63 }
64 return '[' + output.join(',') + ']';
65 }
66
67 };
68
69 return Flatted;
70
71 function noop(key, value) {
72 return value;
73 }
74
75 function revive(input, parsed, output, $) {
76 return Object.keys(output).reduce(
77 function (output, key) {
78 var value = output[key];
79 if (value instanceof Primitive) {
80 var tmp = input[value];
81 if (typeof tmp === 'object' && !parsed.has(tmp)) {
82 parsed.add(tmp);
83 output[key] = $.call(output, key, revive(input, parsed, tmp, $));
84 } else {
85 output[key] = $.call(output, key, tmp);
86 }
87 } else
88 output[key] = $.call(output, key, value);
89 return output;
90 },
91 output
92 );
93 }
94
95 function set(known, input, value) {
96 var index = Primitive(input.push(value) - 1);
97 known.set(value, index);
98 return index;
99 }
100
101 // the two kinds of primitives
102 // 1. the real one
103 // 2. the wrapped one
104
105 function primitives(value) {
106 return value instanceof Primitive ? Primitive(value) : value;
107 }
108
109 function Primitives(key, value) {
110 return typeof value === primitive ? new Primitive(value) : value;
111 }
112
113}(String, 'string'));
114module.exports = Flatted;
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