/
DOMCollection.ts
78 lines (67 loc) · 1.94 KB
/
DOMCollection.ts
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
70
71
72
73
74
75
76
77
78
/**
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
import type {Config, NewPlugin, Printer, Refs} from '../types';
import {printListItems, printObjectProperties} from '../collections';
const SPACE = ' ';
const OBJECT_NAMES = ['DOMStringMap', 'NamedNodeMap'];
const ARRAY_REGEXP = /^(HTML\w*Collection|NodeList)$/;
const testName = (name: any) =>
OBJECT_NAMES.indexOf(name) !== -1 || ARRAY_REGEXP.test(name);
export const test: NewPlugin['test'] = (val: object) =>
val &&
val.constructor &&
!!val.constructor.name &&
testName(val.constructor.name);
const isNamedNodeMap = (collection: object): collection is NamedNodeMap =>
collection.constructor.name === 'NamedNodeMap';
export const serialize: NewPlugin['serialize'] = (
collection: any | NamedNodeMap,
config: Config,
indentation: string,
depth: number,
refs: Refs,
printer: Printer,
) => {
const name = collection.constructor.name;
if (++depth > config.maxDepth) {
return '[' + name + ']';
}
return (
(config.min ? '' : name + SPACE) +
(OBJECT_NAMES.indexOf(name) !== -1
? '{' +
printObjectProperties(
isNamedNodeMap(collection)
? Array.from(collection).reduce<Record<string, string>>(
(props, attribute) => {
props[attribute.name] = attribute.value;
return props;
},
{},
)
: {...collection},
config,
indentation,
depth,
refs,
printer,
) +
'}'
: '[' +
printListItems(
Array.from(collection),
config,
indentation,
depth,
refs,
printer,
) +
']')
);
};
const plugin: NewPlugin = {serialize, test};
export default plugin;