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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.normalizeOptions = normalizeOptions;
exports.shouldUseModulesPlugins = shouldUseModulesPlugins;
exports.shouldUseImportPlugin = shouldUseImportPlugin;
exports.shouldUseURLPlugin = shouldUseURLPlugin;
exports.shouldUseIcssPlugin = shouldUseIcssPlugin;
exports.normalizeUrl = normalizeUrl;
exports.requestify = requestify;
exports.getFilter = getFilter;
exports.getModulesOptions = getModulesOptions;
exports.getModulesPlugins = getModulesPlugins;
exports.normalizeSourceMap = normalizeSourceMap;
exports.getPreRequester = getPreRequester;
exports.getImportCode = getImportCode;
exports.getModuleCode = getModuleCode;
exports.getExportCode = getExportCode;
exports.resolveRequests = resolveRequests;
exports.isUrlRequestable = isUrlRequestable;
exports.sort = sort;
var _url = require("url");
var _path = _interopRequireDefault(require("path"));
var _loaderUtils = require("loader-utils");
var _cssesc = _interopRequireDefault(require("cssesc"));
var _postcssModulesValues = _interopRequireDefault(require("postcss-modules-values"));
var _postcssModulesLocalByDefault = _interopRequireDefault(require("postcss-modules-local-by-default"));
var _postcssModulesExtractImports = _interopRequireDefault(require("postcss-modules-extract-imports"));
var _postcssModulesScope = _interopRequireDefault(require("postcss-modules-scope"));
var _camelcase = _interopRequireDefault(require("camelcase"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
const whitespace = '[\\x20\\t\\r\\n\\f]';
const unescapeRegExp = new RegExp(`\\\\([\\da-f]{1,6}${whitespace}?|(${whitespace})|.)`, 'ig');
const matchNativeWin32Path = /^[A-Z]:[/\\]|^\\\\/i;
function unescape(str) {
return str.replace(unescapeRegExp, (_, escaped, escapedWhitespace) => {
const high = `0x${escaped}` - 0x10000;
/* eslint-disable line-comment-position */
// NaN means non-codepoint
// Workaround erroneous numeric interpretation of +"0x"
// eslint-disable-next-line no-self-compare
return high !== high || escapedWhitespace ? escaped : high < 0 ? // BMP codepoint
String.fromCharCode(high + 0x10000) : // Supplemental Plane codepoint (surrogate pair)
// eslint-disable-next-line no-bitwise
String.fromCharCode(high >> 10 | 0xd800, high & 0x3ff | 0xdc00);
/* eslint-enable line-comment-position */
});
}
function normalizePath(file) {
return _path.default.sep === '\\' ? file.replace(/\\/g, '/') : file;
} // eslint-disable-next-line no-control-regex
const filenameReservedRegex = /[<>:"/\\|?*]/g; // eslint-disable-next-line no-control-regex
const reControlChars = /[\u0000-\u001f\u0080-\u009f]/g;
function defaultGetLocalIdent(loaderContext, localIdentName, localName, options) {
const {
context,
hashPrefix
} = options;
const {
resourcePath
} = loaderContext;
const request = normalizePath(_path.default.relative(context, resourcePath)); // eslint-disable-next-line no-param-reassign
options.content = `${hashPrefix + request}\x00${unescape(localName)}`; // Using `[path]` placeholder outputs `/` we need escape their
// Also directories can contains invalid characters for css we need escape their too
return (0, _cssesc.default)((0, _loaderUtils.interpolateName)(loaderContext, localIdentName, options) // For `[hash]` placeholder
.replace(/^((-?[0-9])|--)/, '_$1').replace(filenameReservedRegex, '-').replace(reControlChars, '-').replace(/\./g, '-'), {
isIdentifier: true
}).replace(/\\\[local\\]/gi, localName);
}
function normalizeUrl(url, isStringValue) {
let normalizedUrl = url;
if (isStringValue && /\\(\n|\r\n|\r|\f)/.test(normalizedUrl)) {
normalizedUrl = normalizedUrl.replace(/\\(\n|\r\n|\r|\f)/g, '');
}
if (matchNativeWin32Path.test(url)) {
return decodeURIComponent(normalizedUrl);
}
return decodeURIComponent(unescape(normalizedUrl));
}
function requestify(url, rootContext) {
if (/^file:/i.test(url)) {
return (0, _url.fileURLToPath)(url);
}
return url.charAt(0) === '/' ? (0, _loaderUtils.urlToRequest)(url, rootContext) : (0, _loaderUtils.urlToRequest)(url);
}
function getFilter(filter, resourcePath) {
return (...args) => {
if (typeof filter === 'function') {
return filter(...args, resourcePath);
}
return true;
};
}
const moduleRegExp = /\.module\.\w+$/i;
function getModulesOptions(rawOptions, loaderContext) {
const {
resourcePath
} = loaderContext;
if (typeof rawOptions.modules === 'undefined') {
const isModules = moduleRegExp.test(resourcePath);
if (!isModules) {
return false;
}
} else if (typeof rawOptions.modules === 'boolean' && rawOptions.modules === false) {
return false;
}
let modulesOptions = {
compileType: rawOptions.icss ? 'icss' : 'module',
auto: true,
mode: 'local',
exportGlobals: false,
localIdentName: '[hash:base64]',
localIdentContext: loaderContext.rootContext,
localIdentHashPrefix: '',
// eslint-disable-next-line no-undefined
localIdentRegExp: undefined,
getLocalIdent: defaultGetLocalIdent,
namedExport: false,
exportLocalsConvention: 'asIs',
exportOnlyLocals: false
};
if (typeof rawOptions.modules === 'boolean' || typeof rawOptions.modules === 'string') {
modulesOptions.mode = typeof rawOptions.modules === 'string' ? rawOptions.modules : 'local';
} else {
if (rawOptions.modules) {
if (typeof rawOptions.modules.auto === 'boolean') {
const isModules = rawOptions.modules.auto && moduleRegExp.test(resourcePath);
if (!isModules) {
return false;
}
} else if (rawOptions.modules.auto instanceof RegExp) {
const isModules = rawOptions.modules.auto.test(resourcePath);
if (!isModules) {
return false;
}
} else if (typeof rawOptions.modules.auto === 'function') {
const isModule = rawOptions.modules.auto(resourcePath);
if (!isModule) {
return false;
}
}
if (rawOptions.modules.namedExport === true && typeof rawOptions.modules.exportLocalsConvention === 'undefined') {
modulesOptions.exportLocalsConvention = 'camelCaseOnly';
}
}
modulesOptions = { ...modulesOptions,
...(rawOptions.modules || {})
};
}
if (typeof modulesOptions.mode === 'function') {
modulesOptions.mode = modulesOptions.mode(loaderContext.resourcePath);
}
if (modulesOptions.namedExport === true) {
if (rawOptions.esModule === false) {
throw new Error('The "modules.namedExport" option requires the "esModules" option to be enabled');
}
if (modulesOptions.exportLocalsConvention !== 'camelCaseOnly') {
throw new Error('The "modules.namedExport" option requires the "modules.exportLocalsConvention" option to be "camelCaseOnly"');
}
}
return modulesOptions;
}
function normalizeOptions(rawOptions, loaderContext) {
if (rawOptions.icss) {
loaderContext.emitWarning(new Error('The "icss" option is deprecated, use "modules.compileType: "icss"" instead'));
}
const modulesOptions = getModulesOptions(rawOptions, loaderContext);
return {
url: typeof rawOptions.url === 'undefined' ? true : rawOptions.url,
import: typeof rawOptions.import === 'undefined' ? true : rawOptions.import,
modules: modulesOptions,
// TODO remove in the next major release
icss: typeof rawOptions.icss === 'undefined' ? false : rawOptions.icss,
sourceMap: typeof rawOptions.sourceMap === 'boolean' ? rawOptions.sourceMap : loaderContext.sourceMap,
importLoaders: typeof rawOptions.importLoaders === 'string' ? parseInt(rawOptions.importLoaders, 10) : rawOptions.importLoaders,
esModule: typeof rawOptions.esModule === 'undefined' ? true : rawOptions.esModule
};
}
function shouldUseImportPlugin(options) {
if (options.modules.exportOnlyLocals) {
return false;
}
if (typeof options.import === 'boolean') {
return options.import;
}
return true;
}
function shouldUseURLPlugin(options) {
if (options.modules.exportOnlyLocals) {
return false;
}
if (typeof options.url === 'boolean') {
return options.url;
}
return true;
}
function shouldUseModulesPlugins(options) {
return options.modules.compileType === 'module';
}
function shouldUseIcssPlugin(options) {
return options.icss === true || Boolean(options.modules);
}
function getModulesPlugins(options, loaderContext) {
const {
mode,
getLocalIdent,
localIdentName,
localIdentContext,
localIdentHashPrefix,
localIdentRegExp
} = options.modules;
let plugins = [];
try {
plugins = [_postcssModulesValues.default, (0, _postcssModulesLocalByDefault.default)({
mode
}), (0, _postcssModulesExtractImports.default)(), (0, _postcssModulesScope.default)({
generateScopedName(exportName) {
return getLocalIdent(loaderContext, localIdentName, exportName, {
context: localIdentContext,
hashPrefix: localIdentHashPrefix,
regExp: localIdentRegExp
});
},
exportGlobals: options.modules.exportGlobals
})];
} catch (error) {
loaderContext.emitError(error);
}
return plugins;
}
const IS_NATIVE_WIN32_PATH = /^[a-z]:[/\\]|^\\\\/i;
const ABSOLUTE_SCHEME = /^[a-z0-9+\-.]+:/i;
function getURLType(source) {
if (source[0] === '/') {
if (source[1] === '/') {
return 'scheme-relative';
}
return 'path-absolute';
}
if (IS_NATIVE_WIN32_PATH.test(source)) {
return 'path-absolute';
}
return ABSOLUTE_SCHEME.test(source) ? 'absolute' : 'path-relative';
}
function normalizeSourceMap(map, resourcePath) {
let newMap = map; // Some loader emit source map as string
// Strip any JSON XSSI avoidance prefix from the string (as documented in the source maps specification), and then parse the string as JSON.
if (typeof newMap === 'string') {
newMap = JSON.parse(newMap);
}
delete newMap.file;
const {
sourceRoot
} = newMap;
delete newMap.sourceRoot;
if (newMap.sources) {
// Source maps should use forward slash because it is URLs (https://github.com/mozilla/source-map/issues/91)
// We should normalize path because previous loaders like `sass-loader` using backslash when generate source map
newMap.sources = newMap.sources.map(source => {
// Non-standard syntax from `postcss`
if (source.indexOf('<') === 0) {
return source;
}
const sourceType = getURLType(source); // Do no touch `scheme-relative` and `absolute` URLs
if (sourceType === 'path-relative' || sourceType === 'path-absolute') {
const absoluteSource = sourceType === 'path-relative' && sourceRoot ? _path.default.resolve(sourceRoot, normalizePath(source)) : normalizePath(source);
return _path.default.relative(_path.default.dirname(resourcePath), absoluteSource);
}
return source;
});
}
return newMap;
}
function getPreRequester({
loaders,
loaderIndex
}) {
const cache = Object.create(null);
return number => {
if (cache[number]) {
return cache[number];
}
if (number === false) {
cache[number] = '';
} else {
const loadersRequest = loaders.slice(loaderIndex, loaderIndex + 1 + (typeof number !== 'number' ? 0 : number)).map(x => x.request).join('!');
cache[number] = `-!${loadersRequest}!`;
}
return cache[number];
};
}
function getImportCode(imports, options) {
let code = '';
for (const item of imports) {
const {
importName,
url,
icss
} = item;
if (options.esModule) {
if (icss && options.modules.namedExport) {
code += `import ${options.modules.exportOnlyLocals ? '' : `${importName}, `}* as ${importName}_NAMED___ from ${url};\n`;
} else {
code += `import ${importName} from ${url};\n`;
}
} else {
code += `var ${importName} = require(${url});\n`;
}
}
return code ? `// Imports\n${code}` : '';
}
function normalizeSourceMapForRuntime(map, loaderContext) {
const resultMap = map ? map.toJSON() : null;
if (resultMap) {
delete resultMap.file;
resultMap.sourceRoot = '';
resultMap.sources = resultMap.sources.map(source => {
// Non-standard syntax from `postcss`
if (source.indexOf('<') === 0) {
return source;
}
const sourceType = getURLType(source);
if (sourceType !== 'path-relative') {
return source;
}
const resourceDirname = _path.default.dirname(loaderContext.resourcePath);
const absoluteSource = _path.default.resolve(resourceDirname, source);
const contextifyPath = normalizePath(_path.default.relative(loaderContext.rootContext, absoluteSource));
return `webpack://${contextifyPath}`;
});
}
return JSON.stringify(resultMap);
}
function getModuleCode(result, api, replacements, options, loaderContext) {
if (options.modules.exportOnlyLocals === true) {
return '';
}
const sourceMapValue = options.sourceMap ? `,${normalizeSourceMapForRuntime(result.map, loaderContext)}` : '';
let code = JSON.stringify(result.css);
let beforeCode = `var ___CSS_LOADER_EXPORT___ = ___CSS_LOADER_API_IMPORT___(${options.sourceMap});\n`;
for (const item of api) {
const {
url,
media,
dedupe
} = item;
beforeCode += url ? `___CSS_LOADER_EXPORT___.push([module.id, ${JSON.stringify(`@import url(${url});`)}${media ? `, ${JSON.stringify(media)}` : ''}]);\n` : `___CSS_LOADER_EXPORT___.i(${item.importName}${media ? `, ${JSON.stringify(media)}` : dedupe ? ', ""' : ''}${dedupe ? ', true' : ''});\n`;
}
for (const item of replacements) {
const {
replacementName,
importName,
localName
} = item;
if (localName) {
code = code.replace(new RegExp(replacementName, 'g'), () => options.modules.namedExport ? `" + ${importName}_NAMED___[${JSON.stringify((0, _camelcase.default)(localName))}] + "` : `" + ${importName}.locals[${JSON.stringify(localName)}] + "`);
} else {
const {
hash,
needQuotes
} = item;
const getUrlOptions = [].concat(hash ? [`hash: ${JSON.stringify(hash)}`] : []).concat(needQuotes ? 'needQuotes: true' : []);
const preparedOptions = getUrlOptions.length > 0 ? `, { ${getUrlOptions.join(', ')} }` : '';
beforeCode += `var ${replacementName} = ___CSS_LOADER_GET_URL_IMPORT___(${importName}${preparedOptions});\n`;
code = code.replace(new RegExp(replacementName, 'g'), () => `" + ${replacementName} + "`);
}
}
return `${beforeCode}// Module\n___CSS_LOADER_EXPORT___.push([module.id, ${code}, ""${sourceMapValue}]);\n`;
}
function dashesCamelCase(str) {
return str.replace(/-+(\w)/g, (match, firstLetter) => firstLetter.toUpperCase());
}
function getExportCode(exports, replacements, options) {
let code = '// Exports\n';
let localsCode = '';
const addExportToLocalsCode = (name, value) => {
if (options.modules.namedExport) {
localsCode += `export const ${(0, _camelcase.default)(name)} = ${JSON.stringify(value)};\n`;
} else {
if (localsCode) {
localsCode += `,\n`;
}
localsCode += `\t${JSON.stringify(name)}: ${JSON.stringify(value)}`;
}
};
for (const {
name,
value
} of exports) {
switch (options.modules.exportLocalsConvention) {
case 'camelCase':
{
addExportToLocalsCode(name, value);
const modifiedName = (0, _camelcase.default)(name);
if (modifiedName !== name) {
addExportToLocalsCode(modifiedName, value);
}
break;
}
case 'camelCaseOnly':
{
addExportToLocalsCode((0, _camelcase.default)(name), value);
break;
}
case 'dashes':
{
addExportToLocalsCode(name, value);
const modifiedName = dashesCamelCase(name);
if (modifiedName !== name) {
addExportToLocalsCode(modifiedName, value);
}
break;
}
case 'dashesOnly':
{
addExportToLocalsCode(dashesCamelCase(name), value);
break;
}
case 'asIs':
default:
addExportToLocalsCode(name, value);
break;
}
}
for (const item of replacements) {
const {
replacementName,
localName
} = item;
if (localName) {
const {
importName
} = item;
localsCode = localsCode.replace(new RegExp(replacementName, 'g'), () => {
if (options.modules.namedExport) {
return `" + ${importName}_NAMED___[${JSON.stringify((0, _camelcase.default)(localName))}] + "`;
} else if (options.modules.exportOnlyLocals) {
return `" + ${importName}[${JSON.stringify(localName)}] + "`;
}
return `" + ${importName}.locals[${JSON.stringify(localName)}] + "`;
});
} else {
localsCode = localsCode.replace(new RegExp(replacementName, 'g'), () => `" + ${replacementName} + "`);
}
}
if (options.modules.exportOnlyLocals) {
code += options.modules.namedExport ? localsCode : `${options.esModule ? 'export default' : 'module.exports ='} {\n${localsCode}\n};\n`;
return code;
}
if (localsCode) {
code += options.modules.namedExport ? localsCode : `___CSS_LOADER_EXPORT___.locals = {\n${localsCode}\n};\n`;
}
code += `${options.esModule ? 'export default' : 'module.exports ='} ___CSS_LOADER_EXPORT___;\n`;
return code;
}
async function resolveRequests(resolve, context, possibleRequests) {
return resolve(context, possibleRequests[0]).then(result => {
return result;
}).catch(error => {
const [, ...tailPossibleRequests] = possibleRequests;
if (tailPossibleRequests.length === 0) {
throw error;
}
return resolveRequests(resolve, context, tailPossibleRequests);
});
}
function isUrlRequestable(url) {
// Protocol-relative URLs
if (/^\/\//.test(url)) {
return false;
} // `file:` protocol
if (/^file:/i.test(url)) {
return true;
} // Absolute URLs
if (/^[a-z][a-z0-9+.-]*:/i.test(url) && !matchNativeWin32Path.test(url)) {
return false;
} // `#` URLs
if (/^#/.test(url)) {
return false;
}
return true;
}
function sort(a, b) {
return a.index - b.index;
}