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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/loader-utils/lib/interpolateName.js
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Diffstat (limited to 'node_modules/loader-utils/lib/interpolateName.js')
-rw-r--r--node_modules/loader-utils/lib/interpolateName.js151
1 files changed, 151 insertions, 0 deletions
diff --git a/node_modules/loader-utils/lib/interpolateName.js b/node_modules/loader-utils/lib/interpolateName.js
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+++ b/node_modules/loader-utils/lib/interpolateName.js
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+'use strict';
+
+const path = require('path');
+const emojisList = require('emojis-list');
+const getHashDigest = require('./getHashDigest');
+
+const emojiRegex = /[\uD800-\uDFFF]./;
+const emojiList = emojisList.filter((emoji) => emojiRegex.test(emoji));
+const emojiCache = {};
+
+function encodeStringToEmoji(content, length) {
+ if (emojiCache[content]) {
+ return emojiCache[content];
+ }
+
+ length = length || 1;
+
+ const emojis = [];
+
+ do {
+ if (!emojiList.length) {
+ throw new Error('Ran out of emoji');
+ }
+
+ const index = Math.floor(Math.random() * emojiList.length);
+
+ emojis.push(emojiList[index]);
+ emojiList.splice(index, 1);
+ } while (--length > 0);
+
+ const emojiEncoding = emojis.join('');
+
+ emojiCache[content] = emojiEncoding;
+
+ return emojiEncoding;
+}
+
+function interpolateName(loaderContext, name, options) {
+ let filename;
+
+ const hasQuery =
+ loaderContext.resourceQuery && loaderContext.resourceQuery.length > 1;
+
+ if (typeof name === 'function') {
+ filename = name(
+ loaderContext.resourcePath,
+ hasQuery ? loaderContext.resourceQuery : undefined
+ );
+ } else {
+ filename = name || '[hash].[ext]';
+ }
+
+ const context = options.context;
+ const content = options.content;
+ const regExp = options.regExp;
+
+ let ext = 'bin';
+ let basename = 'file';
+ let directory = '';
+ let folder = '';
+ let query = '';
+
+ if (loaderContext.resourcePath) {
+ const parsed = path.parse(loaderContext.resourcePath);
+ let resourcePath = loaderContext.resourcePath;
+
+ if (parsed.ext) {
+ ext = parsed.ext.substr(1);
+ }
+
+ if (parsed.dir) {
+ basename = parsed.name;
+ resourcePath = parsed.dir + path.sep;
+ }
+
+ if (typeof context !== 'undefined') {
+ directory = path
+ .relative(context, resourcePath + '_')
+ .replace(/\\/g, '/')
+ .replace(/\.\.(\/)?/g, '_$1');
+ directory = directory.substr(0, directory.length - 1);
+ } else {
+ directory = resourcePath.replace(/\\/g, '/').replace(/\.\.(\/)?/g, '_$1');
+ }
+
+ if (directory.length === 1) {
+ directory = '';
+ } else if (directory.length > 1) {
+ folder = path.basename(directory);
+ }
+ }
+
+ if (loaderContext.resourceQuery && loaderContext.resourceQuery.length > 1) {
+ query = loaderContext.resourceQuery;
+
+ const hashIdx = query.indexOf('#');
+
+ if (hashIdx >= 0) {
+ query = query.substr(0, hashIdx);
+ }
+ }
+
+ let url = filename;
+
+ if (content) {
+ // Match hash template
+ url = url
+ // `hash` and `contenthash` are same in `loader-utils` context
+ // let's keep `hash` for backward compatibility
+ .replace(
+ /\[(?:([^:\]]+):)?(?:hash|contenthash)(?::([a-z]+\d*))?(?::(\d+))?\]/gi,
+ (all, hashType, digestType, maxLength) =>
+ getHashDigest(content, hashType, digestType, parseInt(maxLength, 10))
+ )
+ .replace(/\[emoji(?::(\d+))?\]/gi, (all, length) =>
+ encodeStringToEmoji(content, parseInt(length, 10))
+ );
+ }
+
+ url = url
+ .replace(/\[ext\]/gi, () => ext)
+ .replace(/\[name\]/gi, () => basename)
+ .replace(/\[path\]/gi, () => directory)
+ .replace(/\[folder\]/gi, () => folder)
+ .replace(/\[query\]/gi, () => query);
+
+ if (regExp && loaderContext.resourcePath) {
+ const match = loaderContext.resourcePath.match(new RegExp(regExp));
+
+ match &&
+ match.forEach((matched, i) => {
+ url = url.replace(new RegExp('\\[' + i + '\\]', 'ig'), matched);
+ });
+ }
+
+ if (
+ typeof loaderContext.options === 'object' &&
+ typeof loaderContext.options.customInterpolateName === 'function'
+ ) {
+ url = loaderContext.options.customInterpolateName.call(
+ loaderContext,
+ url,
+ name,
+ options
+ );
+ }
+
+ return url;
+}
+
+module.exports = interpolateName;