source: trip-planner-front/node_modules/svgo/plugins/removeAttributesBySelector.js@ 6a80231

Last change on this file since 6a80231 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

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1'use strict';
2
3const { querySelectorAll } = require('../lib/xast.js');
4
5exports.name = 'removeAttributesBySelector';
6exports.type = 'visitor';
7exports.active = false;
8exports.description =
9 'removes attributes of elements that match a css selector';
10
11/**
12 * Removes attributes of elements that match a css selector.
13 *
14 * @example
15 * <caption>A selector removing a single attribute</caption>
16 * plugins: [
17 * {
18 * name: "removeAttributesBySelector",
19 * params: {
20 * selector: "[fill='#00ff00']"
21 * attributes: "fill"
22 * }
23 * }
24 * ]
25 *
26 * <rect x="0" y="0" width="100" height="100" fill="#00ff00" stroke="#00ff00"/>
27 * ↓
28 * <rect x="0" y="0" width="100" height="100" stroke="#00ff00"/>
29 *
30 * <caption>A selector removing multiple attributes</caption>
31 * plugins: [
32 * {
33 * name: "removeAttributesBySelector",
34 * params: {
35 * selector: "[fill='#00ff00']",
36 * attributes: [
37 * "fill",
38 * "stroke"
39 * ]
40 * }
41 * }
42 * ]
43 *
44 * <rect x="0" y="0" width="100" height="100" fill="#00ff00" stroke="#00ff00"/>
45 * ↓
46 * <rect x="0" y="0" width="100" height="100"/>
47 *
48 * <caption>Multiple selectors removing attributes</caption>
49 * plugins: [
50 * {
51 * name: "removeAttributesBySelector",
52 * params: {
53 * selectors: [
54 * {
55 * selector: "[fill='#00ff00']",
56 * attributes: "fill"
57 * },
58 * {
59 * selector: "#remove",
60 * attributes: [
61 * "stroke",
62 * "id"
63 * ]
64 * }
65 * ]
66 * }
67 * }
68 * ]
69 *
70 * <rect x="0" y="0" width="100" height="100" fill="#00ff00" stroke="#00ff00"/>
71 * ↓
72 * <rect x="0" y="0" width="100" height="100"/>
73 *
74 * @link https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Selectors|MDN CSS Selectors
75 *
76 * @author Bradley Mease
77 *
78 * @type {import('../lib/types').Plugin<any>}
79 */
80exports.fn = (root, params) => {
81 const selectors = Array.isArray(params.selectors)
82 ? params.selectors
83 : [params];
84 for (const { selector, attributes } of selectors) {
85 const nodes = querySelectorAll(root, selector);
86 for (const node of nodes) {
87 if (node.type === 'element') {
88 if (Array.isArray(attributes)) {
89 for (const name of attributes) {
90 delete node.attributes[name];
91 }
92 } else {
93 delete node.attributes[attributes];
94 }
95 }
96 }
97 }
98 return {};
99};
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