data.js
2.22 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
/*!
* Bootstrap data.js v5.1.3 (https://getbootstrap.com/)
* Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Data = factory());
})(this, (function () { 'use strict';
/**
* --------------------------------------------------------------------------
* Bootstrap (v5.1.3): dom/data.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
const elementMap = new Map();
const data = {
set(element, key, instance) {
if (!elementMap.has(element)) {
elementMap.set(element, new Map());
}
const instanceMap = elementMap.get(element); // make it clear we only want one instance per element
// can be removed later when multiple key/instances are fine to be used
if (!instanceMap.has(key) && instanceMap.size !== 0) {
// eslint-disable-next-line no-console
console.error(`Bootstrap doesn't allow more than one instance per element. Bound instance: ${Array.from(instanceMap.keys())[0]}.`);
return;
}
instanceMap.set(key, instance);
},
get(element, key) {
if (elementMap.has(element)) {
return elementMap.get(element).get(key) || null;
}
return null;
},
remove(element, key) {
if (!elementMap.has(element)) {
return;
}
const instanceMap = elementMap.get(element);
instanceMap.delete(key); // free up element references if there are no instances left for an element
if (instanceMap.size === 0) {
elementMap.delete(element);
}
}
};
return data;
}));
//# sourceMappingURL=data.js.map