source: trip-planner-front/node_modules/postcss-convert-values/dist/index.js@ 6c1585f

Last change on this file since 6c1585f was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

  • Property mode set to 100644
File size: 4.6 KB
Line 
1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = void 0;
7
8var _postcssValueParser = _interopRequireWildcard(require("postcss-value-parser"));
9
10var _convert = _interopRequireDefault(require("./lib/convert"));
11
12function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
13
14function _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); }
15
16function _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; }
17
18const LENGTH_UNITS = ['em', 'ex', 'ch', 'rem', 'vw', 'vh', 'vmin', 'vmax', 'cm', 'mm', 'q', 'in', 'pt', 'pc', 'px'];
19/*
20 * Numbers without digits after the dot are technically invalid,
21 * but in that case css-value-parser returns the dot as part of the unit,
22 * so we use this to remove the dot.
23 */
24
25function stripLeadingDot(item) {
26 if (item.charCodeAt(0) === '.'.charCodeAt(0)) {
27 return item.slice(1);
28 } else {
29 return item;
30 }
31}
32
33function parseWord(node, opts, keepZeroUnit) {
34 const pair = (0, _postcssValueParser.unit)(node.value);
35
36 if (pair) {
37 const num = Number(pair.number);
38 const u = stripLeadingDot(pair.unit);
39
40 if (num === 0) {
41 node.value = 0 + (keepZeroUnit || !~LENGTH_UNITS.indexOf(u.toLowerCase()) && u !== '%' ? u : '');
42 } else {
43 node.value = (0, _convert.default)(num, u, opts);
44
45 if (typeof opts.precision === 'number' && u.toLowerCase() === 'px' && ~pair.number.indexOf('.')) {
46 const precision = Math.pow(10, opts.precision);
47 node.value = Math.round(parseFloat(node.value) * precision) / precision + u;
48 }
49 }
50 }
51}
52
53function clampOpacity(node) {
54 const pair = (0, _postcssValueParser.unit)(node.value);
55
56 if (!pair) {
57 return;
58 }
59
60 let num = Number(pair.number);
61
62 if (num > 1) {
63 node.value = pair.unit === '%' ? num + pair.unit : 1 + pair.unit;
64 } else if (num < 0) {
65 node.value = 0 + pair.unit;
66 }
67}
68
69function shouldKeepUnit(decl) {
70 const {
71 parent
72 } = decl;
73 const lowerCasedProp = decl.prop.toLowerCase();
74 return ~decl.value.indexOf('%') && (lowerCasedProp === 'max-height' || lowerCasedProp === 'height') || parent.parent && parent.parent.name && parent.parent.name.toLowerCase() === 'keyframes' && lowerCasedProp === 'stroke-dasharray' || lowerCasedProp === 'stroke-dashoffset' || lowerCasedProp === 'stroke-width' || lowerCasedProp === 'line-height';
75}
76
77function transform(opts, decl) {
78 const lowerCasedProp = decl.prop.toLowerCase();
79
80 if (~lowerCasedProp.indexOf('flex') || lowerCasedProp.indexOf('--') === 0) {
81 return;
82 }
83
84 decl.value = (0, _postcssValueParser.default)(decl.value).walk(node => {
85 const lowerCasedValue = node.value.toLowerCase();
86
87 if (node.type === 'word') {
88 parseWord(node, opts, shouldKeepUnit(decl));
89
90 if (lowerCasedProp === 'opacity' || lowerCasedProp === 'shape-image-threshold') {
91 clampOpacity(node);
92 }
93 } else if (node.type === 'function') {
94 if (lowerCasedValue === 'calc' || lowerCasedValue === 'min' || lowerCasedValue === 'max' || lowerCasedValue === 'clamp' || lowerCasedValue === 'hsl' || lowerCasedValue === 'hsla') {
95 (0, _postcssValueParser.walk)(node.nodes, n => {
96 if (n.type === 'word') {
97 parseWord(n, opts, true);
98 }
99 });
100 return false;
101 }
102
103 if (lowerCasedValue === 'url') {
104 return false;
105 }
106 }
107 }).toString();
108}
109
110const plugin = 'postcss-convert-values';
111
112function pluginCreator(opts = {
113 precision: false
114}) {
115 return {
116 postcssPlugin: plugin,
117
118 OnceExit(css) {
119 css.walkDecls(transform.bind(null, opts));
120 }
121
122 };
123}
124
125pluginCreator.postcss = true;
126var _default = pluginCreator;
127exports.default = _default;
128module.exports = exports.default;
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