66 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			66 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| 
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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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| 
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| var _postcss = require("postcss");
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| 
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| var _validateWsc = require("./validateWsc");
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| 
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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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| 
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| const varPreserveCase = p => `${p[1].toLowerCase()}${p[2]}${p[3].toLowerCase()}`;
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| 
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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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| 
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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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| 
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|   let width, style, color;
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| 
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|   const values = _postcss.list.space(value);
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| 
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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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| 
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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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| 
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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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| 
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|     if (width && !style && color) {
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|       style = unknown.pop();
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|     }
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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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| 
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|   return [width, style, color];
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| }
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| 
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| module.exports = exports.default; | 
