source: trip-planner-front/node_modules/postcss-minify-params/dist/index.js@ 188ee53

Last change on this file since 188ee53 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 4.1 KB
RevLine 
[6a3a178]1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = void 0;
7
8var _browserslist = _interopRequireDefault(require("browserslist"));
9
10var _postcssValueParser = _interopRequireWildcard(require("postcss-value-parser"));
11
12var _alphanumSort = _interopRequireDefault(require("alphanum-sort"));
13
14var _uniqs = _interopRequireDefault(require("uniqs"));
15
16var _cssnanoUtils = require("cssnano-utils");
17
18function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function (nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
19
20function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
21
22function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
23
24/**
25 * Return the greatest common divisor
26 * of two numbers.
27 */
28function gcd(a, b) {
29 return b ? gcd(b, a % b) : a;
30}
31
32function aspectRatio(a, b) {
33 const divisor = gcd(a, b);
34 return [a / divisor, b / divisor];
35}
36
37function split(args) {
38 return args.map(arg => (0, _postcssValueParser.stringify)(arg)).join('');
39}
40
41function removeNode(node) {
42 node.value = '';
43 node.type = 'word';
44}
45
46function transform(legacy, rule) {
47 const ruleName = rule.name.toLowerCase(); // We should re-arrange parameters only for `@media` and `@supports` at-rules
48
49 if (!rule.params || !['media', 'supports'].includes(ruleName)) {
50 return;
51 }
52
53 const params = (0, _postcssValueParser.default)(rule.params);
54 params.walk((node, index) => {
55 if (node.type === 'div' || node.type === 'function') {
56 node.before = node.after = '';
57
58 if (node.type === 'function' && node.nodes[4] && node.nodes[0].value.toLowerCase().indexOf('-aspect-ratio') === 3) {
59 const [a, b] = aspectRatio(node.nodes[2].value, node.nodes[4].value);
60 node.nodes[2].value = a;
61 node.nodes[4].value = b;
62 }
63 } else if (node.type === 'space') {
64 node.value = ' ';
65 } else {
66 const prevWord = params.nodes[index - 2];
67
68 if (node.value.toLowerCase() === 'all' && rule.name.toLowerCase() === 'media' && !prevWord) {
69 const nextWord = params.nodes[index + 2];
70
71 if (!legacy || nextWord) {
72 removeNode(node);
73 }
74
75 if (nextWord && nextWord.value.toLowerCase() === 'and') {
76 const nextSpace = params.nodes[index + 1];
77 const secondSpace = params.nodes[index + 3];
78 removeNode(nextWord);
79 removeNode(nextSpace);
80 removeNode(secondSpace);
81 }
82 }
83 }
84 }, true);
85 rule.params = (0, _alphanumSort.default)((0, _uniqs.default)((0, _cssnanoUtils.getArguments)(params).map(split)), {
86 insensitive: true
87 }).join();
88
89 if (!rule.params.length) {
90 rule.raws.afterName = '';
91 }
92}
93
94function hasAllBug(browser) {
95 return ~['ie 10', 'ie 11'].indexOf(browser);
96}
97
98function pluginCreator(options = {}) {
99 const browsers = (0, _browserslist.default)(null, {
100 stats: options.stats,
101 path: __dirname,
102 env: options.env
103 });
104 return {
105 postcssPlugin: 'postcss-minify-params',
106
107 OnceExit(css) {
108 css.walkAtRules(transform.bind(null, browsers.some(hasAllBug)));
109 }
110
111 };
112}
113
114pluginCreator.postcss = true;
115var _default = pluginCreator;
116exports.default = _default;
117module.exports = exports.default;
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