356 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			356 lines
		
	
	
		
			12 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 = void 0;
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| var _postcssValueParser = _interopRequireDefault(require("postcss-value-parser"));
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| var _utils = require("../utils");
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| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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| const isUrlFunc = /url/i;
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| const isImageSetFunc = /^(?:-webkit-)?image-set$/i;
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| const needParseDeclaration = /(?:url|(?:-webkit-)?image-set)\(/i;
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| function getNodeFromUrlFunc(node) {
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|   return node.nodes && node.nodes[0];
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| }
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| function getWebpackIgnoreCommentValue(index, nodes, inBetween) {
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|   if (index === 0 && typeof inBetween !== "undefined") {
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|     return inBetween;
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|   }
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|   let prevValueNode = nodes[index - 1];
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|   if (!prevValueNode) {
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|     // eslint-disable-next-line consistent-return
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|     return;
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|   }
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|   if (prevValueNode.type === "space") {
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|     if (!nodes[index - 2]) {
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|       // eslint-disable-next-line consistent-return
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|       return;
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|     }
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|     prevValueNode = nodes[index - 2];
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|   }
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|   if (prevValueNode.type !== "comment") {
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|     // eslint-disable-next-line consistent-return
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|     return;
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|   }
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|   const matched = prevValueNode.value.match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
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|   return matched && matched[2] === "true";
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| }
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| function shouldHandleURL(url, declaration, result, options) {
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|   if (url.length === 0) {
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|     result.warn(`Unable to find uri in '${declaration.toString()}'`, {
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|       node: declaration
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|     });
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|     return {
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|       requestable: false,
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|       needResolve: false
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|     };
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|   }
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|   return (0, _utils.isURLRequestable)(url, options);
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| }
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| function parseDeclaration(declaration, key, result, options) {
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|   if (!needParseDeclaration.test(declaration[key])) {
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|     return;
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|   }
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|   const parsed = (0, _postcssValueParser.default)(declaration.raws && declaration.raws.value && declaration.raws.value.raw ? declaration.raws.value.raw : declaration[key]);
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|   let inBetween;
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|   if (declaration.raws && declaration.raws.between) {
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|     const lastCommentIndex = declaration.raws.between.lastIndexOf("/*");
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|     const matched = declaration.raws.between.slice(lastCommentIndex).match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
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|     if (matched) {
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|       inBetween = matched[2] === "true";
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|     }
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|   }
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|   let isIgnoreOnDeclaration = false;
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|   const prevNode = declaration.prev();
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|   if (prevNode && prevNode.type === "comment") {
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|     const matched = prevNode.text.match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
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|     if (matched) {
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|       isIgnoreOnDeclaration = matched[2] === "true";
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|     }
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|   }
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|   let needIgnore;
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|   const parsedURLs = [];
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|   parsed.walk((valueNode, index, valueNodes) => {
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|     if (valueNode.type !== "function") {
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|       return;
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|     }
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|     if (isUrlFunc.test(valueNode.value)) {
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|       needIgnore = getWebpackIgnoreCommentValue(index, valueNodes, inBetween);
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|       if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
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|         if (needIgnore) {
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|           // eslint-disable-next-line no-undefined
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|           needIgnore = undefined;
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|         }
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|         return;
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|       }
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|       const {
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|         nodes
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|       } = valueNode;
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|       const isStringValue = nodes.length !== 0 && nodes[0].type === "string";
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|       let url = isStringValue ? nodes[0].value : _postcssValueParser.default.stringify(nodes);
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|       url = (0, _utils.normalizeUrl)(url, isStringValue);
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|       const {
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|         requestable,
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|         needResolve
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|       } = shouldHandleURL(url, declaration, result, options);
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| 
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|       // Do not traverse inside `url`
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|       if (!requestable) {
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|         // eslint-disable-next-line consistent-return
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|         return false;
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|       }
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|       const queryParts = url.split("!");
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|       let prefix;
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|       if (queryParts.length > 1) {
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|         url = queryParts.pop();
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|         prefix = queryParts.join("!");
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|       }
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|       parsedURLs.push({
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|         declaration,
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|         parsed,
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|         node: getNodeFromUrlFunc(valueNode),
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|         prefix,
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|         url,
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|         needQuotes: false,
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|         needResolve
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|       });
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| 
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|       // eslint-disable-next-line consistent-return
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|       return false;
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|     } else if (isImageSetFunc.test(valueNode.value)) {
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|       for (const [innerIndex, nNode] of valueNode.nodes.entries()) {
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|         const {
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|           type,
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|           value
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|         } = nNode;
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|         if (type === "function" && isUrlFunc.test(value)) {
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|           needIgnore = getWebpackIgnoreCommentValue(innerIndex, valueNode.nodes);
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|           if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
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|             if (needIgnore) {
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|               // eslint-disable-next-line no-undefined
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|               needIgnore = undefined;
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|             }
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| 
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|             // eslint-disable-next-line no-continue
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|             continue;
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|           }
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|           const {
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|             nodes
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|           } = nNode;
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|           const isStringValue = nodes.length !== 0 && nodes[0].type === "string";
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|           let url = isStringValue ? nodes[0].value : _postcssValueParser.default.stringify(nodes);
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|           url = (0, _utils.normalizeUrl)(url, isStringValue);
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|           const {
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|             requestable,
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|             needResolve
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|           } = shouldHandleURL(url, declaration, result, options);
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| 
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|           // Do not traverse inside `url`
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|           if (!requestable) {
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|             // eslint-disable-next-line consistent-return
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|             return false;
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|           }
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|           const queryParts = url.split("!");
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|           let prefix;
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|           if (queryParts.length > 1) {
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|             url = queryParts.pop();
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|             prefix = queryParts.join("!");
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|           }
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|           parsedURLs.push({
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|             declaration,
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|             parsed,
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|             node: getNodeFromUrlFunc(nNode),
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|             prefix,
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|             url,
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|             needQuotes: false,
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|             needResolve
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|           });
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|         } else if (type === "string") {
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|           needIgnore = getWebpackIgnoreCommentValue(innerIndex, valueNode.nodes);
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|           if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
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|             if (needIgnore) {
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|               // eslint-disable-next-line no-undefined
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|               needIgnore = undefined;
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|             }
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| 
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|             // eslint-disable-next-line no-continue
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|             continue;
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|           }
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|           let url = (0, _utils.normalizeUrl)(value, true);
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|           const {
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|             requestable,
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|             needResolve
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|           } = shouldHandleURL(url, declaration, result, options);
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| 
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|           // Do not traverse inside `url`
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|           if (!requestable) {
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|             // eslint-disable-next-line consistent-return
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|             return false;
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|           }
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|           const queryParts = url.split("!");
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|           let prefix;
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|           if (queryParts.length > 1) {
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|             url = queryParts.pop();
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|             prefix = queryParts.join("!");
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|           }
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|           parsedURLs.push({
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|             declaration,
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|             parsed,
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|             node: nNode,
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|             prefix,
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|             url,
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|             needQuotes: true,
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|             needResolve
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|           });
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|         }
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|       }
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| 
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|       // Do not traverse inside `image-set`
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|       // eslint-disable-next-line consistent-return
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|       return false;
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|     }
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|   });
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| 
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|   // eslint-disable-next-line consistent-return
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|   return parsedURLs;
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| }
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| const plugin = (options = {}) => {
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|   return {
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|     postcssPlugin: "postcss-url-parser",
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|     prepare(result) {
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|       const parsedDeclarations = [];
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|       return {
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|         Declaration(declaration) {
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|           const {
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|             isSupportDataURL,
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|             isSupportAbsoluteURL
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|           } = options;
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|           const parsedURL = parseDeclaration(declaration, "value", result, {
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|             isSupportDataURL,
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|             isSupportAbsoluteURL
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|           });
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|           if (!parsedURL) {
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|             return;
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|           }
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|           parsedDeclarations.push(...parsedURL);
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|         },
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|         async OnceExit() {
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|           if (parsedDeclarations.length === 0) {
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|             return;
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|           }
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|           const resolvedDeclarations = await Promise.all(parsedDeclarations.map(async parsedDeclaration => {
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|             const {
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|               url,
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|               needResolve
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|             } = parsedDeclaration;
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|             if (options.filter) {
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|               const needKeep = await options.filter(url);
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|               if (!needKeep) {
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|                 // eslint-disable-next-line consistent-return
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|                 return;
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|               }
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|             }
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|             if (!needResolve) {
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|               // eslint-disable-next-line consistent-return
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|               return parsedDeclaration;
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|             }
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|             const splittedUrl = url.split(/(\?)?#/);
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|             const [pathname, query, hashOrQuery] = splittedUrl;
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|             let hash = query ? "?" : "";
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|             hash += hashOrQuery ? `#${hashOrQuery}` : "";
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|             const {
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|               resolver,
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|               rootContext
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|             } = options;
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|             const request = (0, _utils.requestify)(pathname, rootContext, Boolean(resolver));
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|             if (!resolver) {
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|               // eslint-disable-next-line consistent-return
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|               return {
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|                 ...parsedDeclaration,
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|                 url: request,
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|                 hash
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|               };
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|             }
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|             const resolvedURL = await (0, _utils.resolveRequests)(resolver, options.context, [...new Set([request, url])]);
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|             if (!resolvedURL) {
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|               // eslint-disable-next-line consistent-return
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|               return;
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|             }
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| 
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|             // eslint-disable-next-line consistent-return
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|             return {
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|               ...parsedDeclaration,
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|               url: resolvedURL,
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|               hash
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|             };
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|           }));
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|           const urlToNameMap = new Map();
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|           const urlToReplacementMap = new Map();
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|           let hasUrlImportHelper = false;
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|           for (let index = 0; index <= resolvedDeclarations.length - 1; index++) {
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|             const item = resolvedDeclarations[index];
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|             if (!item) {
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|               // eslint-disable-next-line no-continue
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|               continue;
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|             }
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|             if (!hasUrlImportHelper) {
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|               options.imports.push({
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|                 type: "get_url_import",
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|                 importName: "___CSS_LOADER_GET_URL_IMPORT___",
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|                 url: options.urlHandler(require.resolve("../runtime/getUrl.js")),
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|                 index: -1
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|               });
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|               hasUrlImportHelper = true;
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|             }
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|             const {
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|               url,
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|               prefix
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|             } = item;
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|             const newUrl = prefix ? `${prefix}!${url}` : url;
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|             let importName = urlToNameMap.get(newUrl);
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|             if (!importName) {
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|               importName = `___CSS_LOADER_URL_IMPORT_${urlToNameMap.size}___`;
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|               urlToNameMap.set(newUrl, importName);
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|               options.imports.push({
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|                 type: "url",
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|                 importName,
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|                 url: options.resolver ? options.urlHandler(newUrl) : JSON.stringify(newUrl),
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|                 index
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|               });
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|             }
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|             const {
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|               hash,
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|               needQuotes
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|             } = item;
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|             const replacementKey = JSON.stringify({
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|               newUrl,
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|               hash,
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|               needQuotes
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|             });
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|             let replacementName = urlToReplacementMap.get(replacementKey);
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|             if (!replacementName) {
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|               replacementName = `___CSS_LOADER_URL_REPLACEMENT_${urlToReplacementMap.size}___`;
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|               urlToReplacementMap.set(replacementKey, replacementName);
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|               options.replacements.push({
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|                 replacementName,
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|                 importName,
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|                 hash,
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|                 needQuotes
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|               });
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|             }
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| 
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|             // eslint-disable-next-line no-param-reassign
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|             item.node.type = "word";
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|             // eslint-disable-next-line no-param-reassign
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|             item.node.value = replacementName;
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|             // eslint-disable-next-line no-param-reassign
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|             item.declaration.value = item.parsed.toString();
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|           }
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|         }
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|       };
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|     }
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|   };
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| };
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| plugin.postcss = true;
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| var _default = exports.default = plugin; |