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65 lines
1.6 KiB
65 lines
1.6 KiB
'use strict';
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = parseWsc;
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var _postcss = require('postcss');
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var _validateWsc = require('./validateWsc');
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const none = /^\s*(none|medium)(\s+none(\s+(none|currentcolor))?)?\s*$/i;
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const varRE = /(^.*var)(.*\(.*--.*\))(.*)/i;
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const varPreserveCase = p => `${p[1].toLowerCase()}${p[2]}${p[3].toLowerCase()}`;
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const toLower = v => {
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const match = varRE.exec(v);
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return match ? varPreserveCase(match) : v.toLowerCase();
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};
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function parseWsc(value) {
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if (none.test(value)) {
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return ['medium', 'none', 'currentcolor'];
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}
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let width, style, color;
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const values = _postcss.list.space(value);
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if (values.length > 1 && (0, _validateWsc.isStyle)(values[1]) && values[0].toLowerCase() === 'none') {
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values.unshift();
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width = '0';
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}
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const unknown = [];
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values.forEach(v => {
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if ((0, _validateWsc.isStyle)(v)) {
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style = toLower(v);
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} else if ((0, _validateWsc.isWidth)(v)) {
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width = toLower(v);
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} else if ((0, _validateWsc.isColor)(v)) {
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color = toLower(v);
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} else {
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unknown.push(v);
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}
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});
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if (unknown.length) {
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if (!width && style && color) {
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width = unknown.pop();
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}
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if (width && !style && color) {
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style = unknown.pop();
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}
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if (width && style && !color) {
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color = unknown.pop();
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}
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}
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return [width, style, color];
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}
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module.exports = exports['default'];
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