source: trip-planner-front/node_modules/css-loader/dist/plugins/postcss-url-parser.js@ 6a3a178

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

initial commit
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File size: 11.5 KB
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[6a3a178]1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = void 0;
7
8var _postcssValueParser = _interopRequireDefault(require("postcss-value-parser"));
9
10var _utils = require("../utils");
11
12function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
13
14const isUrlFunc = /url/i;
15const isImageSetFunc = /^(?:-webkit-)?image-set$/i;
16const needParseDeclaration = /(?:url|(?:-webkit-)?image-set)\(/i;
17
18function getNodeFromUrlFunc(node) {
19 return node.nodes && node.nodes[0];
20}
21
22function getWebpackIgnoreCommentValue(index, nodes, inBetween) {
23 if (index === 0 && typeof inBetween !== "undefined") {
24 return inBetween;
25 }
26
27 let prevValueNode = nodes[index - 1];
28
29 if (!prevValueNode) {
30 // eslint-disable-next-line consistent-return
31 return;
32 }
33
34 if (prevValueNode.type === "space") {
35 if (!nodes[index - 2]) {
36 // eslint-disable-next-line consistent-return
37 return;
38 }
39
40 prevValueNode = nodes[index - 2];
41 }
42
43 if (prevValueNode.type !== "comment") {
44 // eslint-disable-next-line consistent-return
45 return;
46 }
47
48 const matched = prevValueNode.value.match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
49 return matched && matched[2] === "true";
50}
51
52function shouldHandleURL(url, declaration, result, isSupportDataURLInNewURL) {
53 if (url.length === 0) {
54 result.warn(`Unable to find uri in '${declaration.toString()}'`, {
55 node: declaration
56 });
57 return false;
58 }
59
60 if ((0, _utils.isDataUrl)(url) && isSupportDataURLInNewURL) {
61 try {
62 decodeURIComponent(url);
63 } catch (ignoreError) {
64 return false;
65 }
66
67 return true;
68 }
69
70 if (!(0, _utils.isUrlRequestable)(url)) {
71 return false;
72 }
73
74 return true;
75}
76
77function parseDeclaration(declaration, key, result, isSupportDataURLInNewURL) {
78 if (!needParseDeclaration.test(declaration[key])) {
79 return;
80 }
81
82 const parsed = (0, _postcssValueParser.default)(declaration.raws && declaration.raws.value && declaration.raws.value.raw ? declaration.raws.value.raw : declaration[key]);
83 let inBetween;
84
85 if (declaration.raws && declaration.raws.between) {
86 const lastCommentIndex = declaration.raws.between.lastIndexOf("/*");
87 const matched = declaration.raws.between.slice(lastCommentIndex).match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
88
89 if (matched) {
90 inBetween = matched[2] === "true";
91 }
92 }
93
94 let isIgnoreOnDeclaration = false;
95 const prevNode = declaration.prev();
96
97 if (prevNode && prevNode.type === "comment") {
98 const matched = prevNode.text.match(_utils.WEBPACK_IGNORE_COMMENT_REGEXP);
99
100 if (matched) {
101 isIgnoreOnDeclaration = matched[2] === "true";
102 }
103 }
104
105 let needIgnore;
106 const parsedURLs = [];
107 parsed.walk((valueNode, index, valueNodes) => {
108 if (valueNode.type !== "function") {
109 return;
110 }
111
112 if (isUrlFunc.test(valueNode.value)) {
113 needIgnore = getWebpackIgnoreCommentValue(index, valueNodes, inBetween);
114
115 if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
116 if (needIgnore) {
117 // eslint-disable-next-line no-undefined
118 needIgnore = undefined;
119 }
120
121 return;
122 }
123
124 const {
125 nodes
126 } = valueNode;
127 const isStringValue = nodes.length !== 0 && nodes[0].type === "string";
128 let url = isStringValue ? nodes[0].value : _postcssValueParser.default.stringify(nodes);
129 url = (0, _utils.normalizeUrl)(url, isStringValue); // Do not traverse inside `url`
130
131 if (!shouldHandleURL(url, declaration, result, isSupportDataURLInNewURL)) {
132 // eslint-disable-next-line consistent-return
133 return false;
134 }
135
136 const queryParts = url.split("!");
137 let prefix;
138
139 if (queryParts.length > 1) {
140 url = queryParts.pop();
141 prefix = queryParts.join("!");
142 }
143
144 parsedURLs.push({
145 declaration,
146 parsed,
147 node: getNodeFromUrlFunc(valueNode),
148 prefix,
149 url,
150 needQuotes: false
151 }); // eslint-disable-next-line consistent-return
152
153 return false;
154 } else if (isImageSetFunc.test(valueNode.value)) {
155 for (const [innerIndex, nNode] of valueNode.nodes.entries()) {
156 const {
157 type,
158 value
159 } = nNode;
160
161 if (type === "function" && isUrlFunc.test(value)) {
162 needIgnore = getWebpackIgnoreCommentValue(innerIndex, valueNode.nodes);
163
164 if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
165 if (needIgnore) {
166 // eslint-disable-next-line no-undefined
167 needIgnore = undefined;
168 } // eslint-disable-next-line no-continue
169
170
171 continue;
172 }
173
174 const {
175 nodes
176 } = nNode;
177 const isStringValue = nodes.length !== 0 && nodes[0].type === "string";
178 let url = isStringValue ? nodes[0].value : _postcssValueParser.default.stringify(nodes);
179 url = (0, _utils.normalizeUrl)(url, isStringValue); // Do not traverse inside `url`
180
181 if (!shouldHandleURL(url, declaration, result, isSupportDataURLInNewURL)) {
182 // eslint-disable-next-line consistent-return
183 return false;
184 }
185
186 const queryParts = url.split("!");
187 let prefix;
188
189 if (queryParts.length > 1) {
190 url = queryParts.pop();
191 prefix = queryParts.join("!");
192 }
193
194 parsedURLs.push({
195 declaration,
196 parsed,
197 node: getNodeFromUrlFunc(nNode),
198 prefix,
199 url,
200 needQuotes: false
201 });
202 } else if (type === "string") {
203 needIgnore = getWebpackIgnoreCommentValue(innerIndex, valueNode.nodes);
204
205 if (isIgnoreOnDeclaration && typeof needIgnore === "undefined" || needIgnore) {
206 if (needIgnore) {
207 // eslint-disable-next-line no-undefined
208 needIgnore = undefined;
209 } // eslint-disable-next-line no-continue
210
211
212 continue;
213 }
214
215 let url = (0, _utils.normalizeUrl)(value, true); // Do not traverse inside `url`
216
217 if (!shouldHandleURL(url, declaration, result, isSupportDataURLInNewURL)) {
218 // eslint-disable-next-line consistent-return
219 return false;
220 }
221
222 const queryParts = url.split("!");
223 let prefix;
224
225 if (queryParts.length > 1) {
226 url = queryParts.pop();
227 prefix = queryParts.join("!");
228 }
229
230 parsedURLs.push({
231 declaration,
232 parsed,
233 node: nNode,
234 prefix,
235 url,
236 needQuotes: true
237 });
238 }
239 } // Do not traverse inside `image-set`
240 // eslint-disable-next-line consistent-return
241
242
243 return false;
244 }
245 }); // eslint-disable-next-line consistent-return
246
247 return parsedURLs;
248}
249
250const plugin = (options = {}) => {
251 return {
252 postcssPlugin: "postcss-url-parser",
253
254 prepare(result) {
255 const parsedDeclarations = [];
256 return {
257 Declaration(declaration) {
258 const {
259 isSupportDataURLInNewURL
260 } = options;
261 const parsedURL = parseDeclaration(declaration, "value", result, isSupportDataURLInNewURL);
262
263 if (!parsedURL) {
264 return;
265 }
266
267 parsedDeclarations.push(...parsedURL);
268 },
269
270 async OnceExit() {
271 if (parsedDeclarations.length === 0) {
272 return;
273 }
274
275 const resolvedDeclarations = await Promise.all(parsedDeclarations.map(async parsedDeclaration => {
276 const {
277 url
278 } = parsedDeclaration;
279
280 if (options.filter) {
281 const needKeep = await options.filter(url);
282
283 if (!needKeep) {
284 // eslint-disable-next-line consistent-return
285 return;
286 }
287 }
288
289 if ((0, _utils.isDataUrl)(url)) {
290 // eslint-disable-next-line consistent-return
291 return parsedDeclaration;
292 }
293
294 const splittedUrl = url.split(/(\?)?#/);
295 const [pathname, query, hashOrQuery] = splittedUrl;
296 let hash = query ? "?" : "";
297 hash += hashOrQuery ? `#${hashOrQuery}` : "";
298 const {
299 needToResolveURL,
300 rootContext
301 } = options;
302 const request = (0, _utils.requestify)(pathname, rootContext, needToResolveURL);
303
304 if (!needToResolveURL) {
305 // eslint-disable-next-line consistent-return
306 return { ...parsedDeclaration,
307 url: request,
308 hash
309 };
310 }
311
312 const {
313 resolver,
314 context
315 } = options;
316 const resolvedUrl = await (0, _utils.resolveRequests)(resolver, context, [...new Set([request, url])]);
317
318 if (!resolvedUrl) {
319 // eslint-disable-next-line consistent-return
320 return;
321 } // eslint-disable-next-line consistent-return
322
323
324 return { ...parsedDeclaration,
325 url: resolvedUrl,
326 hash
327 };
328 }));
329 const urlToNameMap = new Map();
330 const urlToReplacementMap = new Map();
331 let hasUrlImportHelper = false;
332
333 for (let index = 0; index <= resolvedDeclarations.length - 1; index++) {
334 const item = resolvedDeclarations[index];
335
336 if (!item) {
337 // eslint-disable-next-line no-continue
338 continue;
339 }
340
341 if (!hasUrlImportHelper) {
342 options.imports.push({
343 type: "get_url_import",
344 importName: "___CSS_LOADER_GET_URL_IMPORT___",
345 url: options.urlHandler(require.resolve("../runtime/getUrl.js")),
346 index: -1
347 });
348 hasUrlImportHelper = true;
349 }
350
351 const {
352 url,
353 prefix
354 } = item;
355 const newUrl = prefix ? `${prefix}!${url}` : url;
356 let importName = urlToNameMap.get(newUrl);
357
358 if (!importName) {
359 importName = `___CSS_LOADER_URL_IMPORT_${urlToNameMap.size}___`;
360 urlToNameMap.set(newUrl, importName);
361 options.imports.push({
362 type: "url",
363 importName,
364 url: options.needToResolveURL ? options.urlHandler(newUrl) : JSON.stringify(newUrl),
365 index
366 });
367 }
368
369 const {
370 hash,
371 needQuotes
372 } = item;
373 const replacementKey = JSON.stringify({
374 newUrl,
375 hash,
376 needQuotes
377 });
378 let replacementName = urlToReplacementMap.get(replacementKey);
379
380 if (!replacementName) {
381 replacementName = `___CSS_LOADER_URL_REPLACEMENT_${urlToReplacementMap.size}___`;
382 urlToReplacementMap.set(replacementKey, replacementName);
383 options.replacements.push({
384 replacementName,
385 importName,
386 hash,
387 needQuotes
388 });
389 } // eslint-disable-next-line no-param-reassign
390
391
392 item.node.type = "word"; // eslint-disable-next-line no-param-reassign
393
394 item.node.value = replacementName; // eslint-disable-next-line no-param-reassign
395
396 item.declaration.value = item.parsed.toString();
397 }
398 }
399
400 };
401 }
402
403 };
404};
405
406plugin.postcss = true;
407var _default = plugin;
408exports.default = _default;
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