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94 lines
2.5 KiB
94 lines
2.5 KiB
4 years ago
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"use strict";
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/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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// css base code, injected by the css-loader
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// eslint-disable-next-line func-names
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module.exports = function (useSourceMap) {
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var list = []; // return the list of modules as css string
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list.toString = function toString() {
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return this.map(function (item) {
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var content = cssWithMappingToString(item, useSourceMap);
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if (item[2]) {
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return "@media ".concat(item[2], " {").concat(content, "}");
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}
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return content;
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}).join('');
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}; // import a list of modules into the list
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// eslint-disable-next-line func-names
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list.i = function (modules, mediaQuery, dedupe) {
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if (typeof modules === 'string') {
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// eslint-disable-next-line no-param-reassign
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modules = [[null, modules, '']];
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}
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var alreadyImportedModules = {};
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if (dedupe) {
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for (var i = 0; i < this.length; i++) {
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// eslint-disable-next-line prefer-destructuring
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var id = this[i][0];
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if (id != null) {
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alreadyImportedModules[id] = true;
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}
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}
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}
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for (var _i = 0; _i < modules.length; _i++) {
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var item = [].concat(modules[_i]);
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if (dedupe && alreadyImportedModules[item[0]]) {
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// eslint-disable-next-line no-continue
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continue;
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}
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if (mediaQuery) {
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if (!item[2]) {
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item[2] = mediaQuery;
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} else {
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item[2] = "".concat(mediaQuery, " and ").concat(item[2]);
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}
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}
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list.push(item);
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}
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};
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return list;
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};
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function cssWithMappingToString(item, useSourceMap) {
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var content = item[1] || ''; // eslint-disable-next-line prefer-destructuring
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var cssMapping = item[3];
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if (!cssMapping) {
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return content;
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}
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if (useSourceMap && typeof btoa === 'function') {
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var sourceMapping = toComment(cssMapping);
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var sourceURLs = cssMapping.sources.map(function (source) {
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return "/*# sourceURL=".concat(cssMapping.sourceRoot || '').concat(source, " */");
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});
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return [content].concat(sourceURLs).concat([sourceMapping]).join('\n');
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}
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return [content].join('\n');
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} // Adapted from convert-source-map (MIT)
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function toComment(sourceMap) {
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// eslint-disable-next-line no-undef
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var base64 = btoa(unescape(encodeURIComponent(JSON.stringify(sourceMap))));
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var data = "sourceMappingURL=data:application/json;charset=utf-8;base64,".concat(base64);
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return "/*# ".concat(data, " */");
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}
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