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parttimejob/node_modules/css-loader/dist/utils.js

1064 lines
37 KiB

4 weeks ago
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.WEBPACK_IGNORE_COMMENT_REGEXP = void 0;
exports.camelCase = camelCase;
exports.combineRequests = combineRequests;
exports.defaultGetLocalIdent = defaultGetLocalIdent;
exports.getExportCode = getExportCode;
exports.getFilter = getFilter;
exports.getImportCode = getImportCode;
exports.getModuleCode = getModuleCode;
exports.getModulesOptions = getModulesOptions;
exports.getModulesPlugins = getModulesPlugins;
exports.getPreRequester = getPreRequester;
exports.isDataUrl = isDataUrl;
exports.isURLRequestable = isURLRequestable;
exports.normalizeOptions = normalizeOptions;
exports.normalizeSourceMap = normalizeSourceMap;
exports.normalizeUrl = normalizeUrl;
exports.requestify = requestify;
exports.resolveRequests = resolveRequests;
exports.shouldUseIcssPlugin = shouldUseIcssPlugin;
exports.shouldUseImportPlugin = shouldUseImportPlugin;
exports.shouldUseModulesPlugins = shouldUseModulesPlugins;
exports.shouldUseURLPlugin = shouldUseURLPlugin;
exports.sort = sort;
exports.stringifyRequest = stringifyRequest;
exports.syntaxErrorFactory = syntaxErrorFactory;
exports.warningFactory = warningFactory;
var _url = require("url");
var _path = _interopRequireDefault(require("path"));
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"));
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 WEBPACK_IGNORE_COMMENT_REGEXP = exports.WEBPACK_IGNORE_COMMENT_REGEXP = /webpackIgnore:(\s+)?(true|false)/;
const matchRelativePath = /^\.\.?[/\\]/;
function isAbsolutePath(str) {
return _path.default.posix.isAbsolute(str) || _path.default.win32.isAbsolute(str);
}
function isRelativePath(str) {
return matchRelativePath.test(str);
}
// TODO simplify for the next major release
function stringifyRequest(loaderContext, request) {
if (typeof loaderContext.utils !== "undefined" && typeof loaderContext.utils.contextify === "function") {
return JSON.stringify(loaderContext.utils.contextify(loaderContext.context || loaderContext.rootContext, request));
}
const splitted = request.split("!");
const {
context
} = loaderContext;
return JSON.stringify(splitted.map(part => {
// First, separate singlePath from query, because the query might contain paths again
const splittedPart = part.match(/^(.*?)(\?.*)/);
const query = splittedPart ? splittedPart[2] : "";
let singlePath = splittedPart ? splittedPart[1] : part;
if (isAbsolutePath(singlePath) && context) {
singlePath = _path.default.relative(context, singlePath);
if (isAbsolutePath(singlePath)) {
// If singlePath still matches an absolute path, singlePath was on a different drive than context.
// In this case, we leave the path platform-specific without replacing any separators.
// @see https://github.com/webpack/loader-utils/pull/14
return singlePath + query;
}
if (isRelativePath(singlePath) === false) {
// Ensure that the relative path starts at least with ./ otherwise it would be a request into the modules directory (like node_modules).
singlePath = `./${singlePath}`;
}
}
return singlePath.replace(/\\/g, "/") + query;
}).join("!"));
}
// We can't use path.win32.isAbsolute because it also matches paths starting with a forward slash
const IS_NATIVE_WIN32_PATH = /^[a-z]:[/\\]|^\\\\/i;
const IS_MODULE_REQUEST = /^[^?]*~/;
function urlToRequest(url, root) {
let request;
if (IS_NATIVE_WIN32_PATH.test(url)) {
// absolute windows path, keep it
request = url;
} else if (typeof root !== "undefined" && /^\//.test(url)) {
request = root + url;
} else if (/^\.\.?\//.test(url)) {
// A relative url stays
request = url;
} else {
// every other url is threaded like a relative url
request = `./${url}`;
}
// A `~` makes the url an module
if (IS_MODULE_REQUEST.test(request)) {
request = request.replace(IS_MODULE_REQUEST, "");
}
return request;
}
// eslint-disable-next-line no-useless-escape
const regexSingleEscape = /[ -,.\/:-@[\]\^`{-~]/;
const regexExcessiveSpaces = /(^|\\+)?(\\[A-F0-9]{1,6})\x20(?![a-fA-F0-9\x20])/g;
const preserveCamelCase = string => {
let result = string;
let isLastCharLower = false;
let isLastCharUpper = false;
let isLastLastCharUpper = false;
for (let i = 0; i < result.length; i++) {
const character = result[i];
if (isLastCharLower && /[\p{Lu}]/u.test(character)) {
result = `${result.slice(0, i)}-${result.slice(i)}`;
isLastCharLower = false;
isLastLastCharUpper = isLastCharUpper;
isLastCharUpper = true;
i += 1;
} else if (isLastCharUpper && isLastLastCharUpper && /[\p{Ll}]/u.test(character)) {
result = `${result.slice(0, i - 1)}-${result.slice(i - 1)}`;
isLastLastCharUpper = isLastCharUpper;
isLastCharUpper = false;
isLastCharLower = true;
} else {
isLastCharLower = character.toLowerCase() === character && character.toUpperCase() !== character;
isLastLastCharUpper = isLastCharUpper;
isLastCharUpper = character.toUpperCase() === character && character.toLowerCase() !== character;
}
}
return result;
};
function camelCase(input) {
let result = input.trim();
if (result.length === 0) {
return "";
}
if (result.length === 1) {
return result.toLowerCase();
}
const hasUpperCase = result !== result.toLowerCase();
if (hasUpperCase) {
result = preserveCamelCase(result);
}
return result.replace(/^[_.\- ]+/, "").toLowerCase().replace(/[_.\- ]+([\p{Alpha}\p{N}_]|$)/gu, (_, p1) => p1.toUpperCase()).replace(/\d+([\p{Alpha}\p{N}_]|$)/gu, m => m.toUpperCase());
}
function escape(string) {
let output = "";
let counter = 0;
while (counter < string.length) {
// eslint-disable-next-line no-plusplus
const character = string.charAt(counter++);
let value;
// eslint-disable-next-line no-control-regex
if (/[\t\n\f\r\x0B]/.test(character)) {
const codePoint = character.charCodeAt();
value = `\\${codePoint.toString(16).toUpperCase()} `;
} else if (character === "\\" || regexSingleEscape.test(character)) {
value = `\\${character}`;
} else {
value = character;
}
output += value;
}
const firstChar = string.charAt(0);
if (/^-[-\d]/.test(output)) {
output = `\\-${output.slice(1)}`;
} else if (/\d/.test(firstChar)) {
output = `\\3${firstChar} ${output.slice(1)}`;
}
// Remove spaces after `\HEX` escapes that are not followed by a hex digit,
// since theyre redundant. Note that this is only possible if the escape
// sequence isnt preceded by an odd number of backslashes.
output = output.replace(regexExcessiveSpaces, ($0, $1, $2) => {
if ($1 && $1.length % 2) {
// Its not safe to remove the space, so dont.
return $0;
}
// Strip the space.
return ($1 || "") + $2;
});
return output;
}
function gobbleHex(str) {
const lower = str.toLowerCase();
let hex = "";
let spaceTerminated = false;
// eslint-disable-next-line no-undefined
for (let i = 0; i < 6 && lower[i] !== undefined; i++) {
const code = lower.charCodeAt(i);
// check to see if we are dealing with a valid hex char [a-f|0-9]
const valid = code >= 97 && code <= 102 || code >= 48 && code <= 57;
// https://drafts.csswg.org/css-syntax/#consume-escaped-code-point
spaceTerminated = code === 32;
if (!valid) {
break;
}
hex += lower[i];
}
if (hex.length === 0) {
// eslint-disable-next-line no-undefined
return undefined;
}
const codePoint = parseInt(hex, 16);
const isSurrogate = codePoint >= 0xd800 && codePoint <= 0xdfff;
// Add special case for
// "If this number is zero, or is for a surrogate, or is greater than the maximum allowed code point"
// https://drafts.csswg.org/css-syntax/#maximum-allowed-code-point
if (isSurrogate || codePoint === 0x0000 || codePoint > 0x10ffff) {
return ["\uFFFD", hex.length + (spaceTerminated ? 1 : 0)];
}
return [String.fromCodePoint(codePoint), hex.length + (spaceTerminated ? 1 : 0)];
}
const CONTAINS_ESCAPE = /\\/;
function unescape(str) {
const needToProcess = CONTAINS_ESCAPE.test(str);
if (!needToProcess) {
return str;
}
let ret = "";
for (let i = 0; i < str.length; i++) {
if (str[i] === "\\") {
const gobbled = gobbleHex(str.slice(i + 1, i + 7));
// eslint-disable-next-line no-undefined
if (gobbled !== undefined) {
ret += gobbled[0];
i += gobbled[1];
// eslint-disable-next-line no-continue
continue;
}
// Retain a pair of \\ if double escaped `\\\\`
// https://github.com/postcss/postcss-selector-parser/commit/268c9a7656fb53f543dc620aa5b73a30ec3ff20e
if (str[i + 1] === "\\") {
ret += "\\";
i += 1;
// eslint-disable-next-line no-continue
continue;
}
// if \\ is at the end of the string retain it
// https://github.com/postcss/postcss-selector-parser/commit/01a6b346e3612ce1ab20219acc26abdc259ccefb
if (str.length === i + 1) {
ret += str[i];
}
// eslint-disable-next-line no-continue
continue;
}
ret += str[i];
}
return ret;
}
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 escapeLocalIdent(localident) {
// TODO simplify in the next major release
return escape(localident
// For `[hash]` placeholder
.replace(/^((-?[0-9])|--)/, "_$1").replace(filenameReservedRegex, "-").replace(reControlChars, "-").replace(/\./g, "-"));
}
function defaultGetLocalIdent(loaderContext, localIdentName, localName, options) {
const {
context,
hashSalt,
hashStrategy
} = options;
const {
resourcePath
} = loaderContext;
let relativeResourcePath = normalizePath(_path.default.relative(context, resourcePath));
// eslint-disable-next-line no-underscore-dangle
if (loaderContext._module && loaderContext._module.matchResource) {
relativeResourcePath = `${normalizePath(
// eslint-disable-next-line no-underscore-dangle
_path.default.relative(context, loaderContext._module.matchResource))}`;
}
// eslint-disable-next-line no-param-reassign
options.content = hashStrategy === "minimal-subset" && /\[local\]/.test(localIdentName) ? relativeResourcePath : `${relativeResourcePath}\x00${localName}`;
let {
hashFunction,
hashDigest,
hashDigestLength
} = options;
const matches = localIdentName.match(/\[(?:([^:\]]+):)?(?:(hash|contenthash|fullhash))(?::([a-z]+\d*))?(?::(\d+))?\]/i);
if (matches) {
const hashName = matches[2] || hashFunction;
hashFunction = matches[1] || hashFunction;
hashDigest = matches[3] || hashDigest;
hashDigestLength = matches[4] || hashDigestLength;
// `hash` and `contenthash` are same in `loader-utils` context
// let's keep `hash` for backward compatibility
// eslint-disable-next-line no-param-reassign
localIdentName = localIdentName.replace(/\[(?:([^:\]]+):)?(?:hash|contenthash|fullhash)(?::([a-z]+\d*))?(?::(\d+))?\]/gi, () => hashName === "fullhash" ? "[fullhash]" : "[contenthash]");
}
let localIdentHash = "";
for (let tier = 0; localIdentHash.length < hashDigestLength; tier++) {
// TODO remove this in the next major release
const hash = loaderContext.utils && typeof loaderContext.utils.createHash === "function" ? loaderContext.utils.createHash(hashFunction) :
// eslint-disable-next-line no-underscore-dangle
loaderContext._compiler.webpack.util.createHash(hashFunction);
if (hashSalt) {
hash.update(hashSalt);
}
const tierSalt = Buffer.allocUnsafe(4);
tierSalt.writeUInt32LE(tier);
hash.update(tierSalt);
// TODO: bug in webpack with unicode characters with strings
hash.update(Buffer.from(options.content, "utf8"));
localIdentHash = (localIdentHash + hash.digest(hashDigest)
// Remove all leading digits
).replace(/^\d+/, "")
// Replace all slashes with underscores (same as in base64url)
.replace(/\//g, "_")
// Remove everything that is not an alphanumeric or underscore
.replace(/[^A-Za-z0-9_]+/g, "").slice(0, hashDigestLength);
}
// TODO need improve on webpack side, we should allow to pass hash/contentHash without chunk property, also `data` for `getPath` should be looks good without chunk property
const ext = _path.default.extname(resourcePath);
const base = _path.default.basename(resourcePath);
const name = base.slice(0, base.length - ext.length);
const data = {
filename: _path.default.relative(context, resourcePath),
contentHash: localIdentHash,
chunk: {
name,
hash: localIdentHash,
contentHash: localIdentHash
}
};
// eslint-disable-next-line no-underscore-dangle
let result = loaderContext._compilation.getPath(localIdentName, data);
if (/\[folder\]/gi.test(result)) {
const dirname = _path.default.dirname(resourcePath);
let directory = normalizePath(_path.default.relative(context, `${dirname + _path.default.sep}_`));
directory = directory.substring(0, directory.length - 1);
let folder = "";
if (directory.length > 1) {
folder = _path.default.basename(directory);
}
result = result.replace(/\[folder\]/gi, () => folder);
}
if (options.regExp) {
const match = resourcePath.match(options.regExp);
if (match) {
match.forEach((matched, i) => {
result = result.replace(new RegExp(`\\[${i}\\]`, "ig"), matched);
});
}
}
return result;
}
function fixedEncodeURIComponent(str) {
return str.replace(/[!'()*]/g, c => `%${c.charCodeAt(0).toString(16)}`);
}
function isDataUrl(url) {
if (/^data:/i.test(url)) {
return true;
}
return false;
}
const NATIVE_WIN32_PATH = /^[A-Z]:[/\\]|^\\\\/i;
function normalizeUrl(url, isStringValue) {
let normalizedUrl = url.replace(/^( |\t\n|\r\n|\r|\f)*/g, "").replace(/( |\t\n|\r\n|\r|\f)*$/g, "");
if (isStringValue && /\\(\n|\r\n|\r|\f)/.test(normalizedUrl)) {
normalizedUrl = normalizedUrl.replace(/\\(\n|\r\n|\r|\f)/g, "");
}
if (NATIVE_WIN32_PATH.test(url)) {
try {
normalizedUrl = decodeURI(normalizedUrl);
} catch (error) {
// Ignore
}
return normalizedUrl;
}
normalizedUrl = unescape(normalizedUrl);
if (isDataUrl(url)) {
// Todo fixedEncodeURIComponent is workaround. Webpack resolver shouldn't handle "!" in dataURL
return fixedEncodeURIComponent(normalizedUrl);
}
try {
normalizedUrl = decodeURI(normalizedUrl);
} catch (error) {
// Ignore
}
return normalizedUrl;
}
function requestify(url, rootContext, needToResolveURL = true) {
if (needToResolveURL) {
if (/^file:/i.test(url)) {
return (0, _url.fileURLToPath)(url);
}
return url.charAt(0) === "/" ? urlToRequest(url, rootContext) : urlToRequest(url);
}
if (url.charAt(0) === "/" || /^file:/i.test(url)) {
return url;
}
// A `~` makes the url an module
if (IS_MODULE_REQUEST.test(url)) {
return url.replace(IS_MODULE_REQUEST, "");
}
return url;
}
function getFilter(filter, resourcePath) {
return (...args) => {
if (typeof filter === "function") {
return filter(...args, resourcePath);
}
return true;
};
}
function getValidLocalName(localName, exportLocalsConvention) {
const result = exportLocalsConvention(localName);
return Array.isArray(result) ? result[0] : result;
}
const IS_MODULES = /\.module(s)?\.\w+$/i;
const IS_ICSS = /\.icss\.\w+$/i;
function getModulesOptions(rawOptions, exportType, loaderContext) {
if (typeof rawOptions.modules === "boolean" && rawOptions.modules === false) {
return false;
}
const resourcePath =
// eslint-disable-next-line no-underscore-dangle
loaderContext._module && loaderContext._module.matchResource || loaderContext.resourcePath;
let auto;
let rawModulesOptions;
if (typeof rawOptions.modules === "undefined") {
rawModulesOptions = {};
auto = true;
} else if (typeof rawOptions.modules === "boolean") {
rawModulesOptions = {};
} else if (typeof rawOptions.modules === "string") {
rawModulesOptions = {
mode: rawOptions.modules
};
} else {
rawModulesOptions = rawOptions.modules;
({
auto
} = rawModulesOptions);
}
// eslint-disable-next-line no-underscore-dangle
const {
outputOptions
} = loaderContext._compilation;
const needNamedExport = exportType === "css-style-sheet" || exportType === "string";
const modulesOptions = {
auto,
mode: "local",
exportGlobals: false,
localIdentName: "[hash:base64]",
localIdentContext: loaderContext.rootContext,
localIdentHashSalt: outputOptions.hashSalt,
localIdentHashFunction: outputOptions.hashFunction,
localIdentHashDigest: outputOptions.hashDigest,
localIdentHashDigestLength: outputOptions.hashDigestLength,
// eslint-disable-next-line no-undefined
localIdentRegExp: undefined,
// eslint-disable-next-line no-undefined
getLocalIdent: undefined,
namedExport: needNamedExport || false,
exportLocalsConvention: (rawModulesOptions.namedExport === true || needNamedExport) && typeof rawModulesOptions.exportLocalsConvention === "undefined" ? "camelCaseOnly" : "asIs",
exportOnlyLocals: false,
...rawModulesOptions,
useExportsAs: rawModulesOptions.exportLocalsConvention === "asIs"
};
let exportLocalsConventionType;
if (typeof modulesOptions.exportLocalsConvention === "string") {
exportLocalsConventionType = modulesOptions.exportLocalsConvention;
modulesOptions.exportLocalsConvention = name => {
switch (exportLocalsConventionType) {
case "camelCase":
{
return [name, camelCase(name)];
}
case "camelCaseOnly":
{
return camelCase(name);
}
case "dashes":
{
return [name, dashesCamelCase(name)];
}
case "dashesOnly":
{
return dashesCamelCase(name);
}
case "asIs":
default:
return name;
}
};
}
if (typeof modulesOptions.auto === "boolean") {
const isModules = modulesOptions.auto && IS_MODULES.test(resourcePath);
let isIcss;
if (!isModules) {
isIcss = IS_ICSS.test(resourcePath);
if (isIcss) {
modulesOptions.mode = "icss";
}
}
if (!isModules && !isIcss) {
return false;
}
} else if (modulesOptions.auto instanceof RegExp) {
const isModules = modulesOptions.auto.test(resourcePath);
if (!isModules) {
return false;
}
} else if (typeof modulesOptions.auto === "function") {
const {
resourceQuery,
resourceFragment
} = loaderContext;
const isModule = modulesOptions.auto(resourcePath, resourceQuery, resourceFragment);
if (!isModule) {
return false;
}
}
if (typeof modulesOptions.mode === "function") {
modulesOptions.mode = modulesOptions.mode(loaderContext.resourcePath, loaderContext.resourceQuery, loaderContext.resourceFragment);
}
if (needNamedExport) {
if (rawOptions.esModule === false) {
throw new Error("The 'exportType' option with the 'css-style-sheet' or 'string' value requires the 'esModule' option to be enabled");
}
if (modulesOptions.namedExport === false) {
throw new Error("The 'exportType' option with the 'css-style-sheet' or 'string' value requires the 'modules.namedExport' option to be enabled");
}
}
if (modulesOptions.namedExport === true) {
if (rawOptions.esModule === false) {
throw new Error("The 'modules.namedExport' option requires the 'esModule' option to be enabled");
}
if (typeof exportLocalsConventionType === "string" && exportLocalsConventionType !== "asIs" && exportLocalsConventionType !== "camelCaseOnly" && exportLocalsConventionType !== "dashesOnly") {
throw new Error('The "modules.namedExport" option requires the "modules.exportLocalsConvention" option to be "camelCaseOnly" or "dashesOnly"');
}
}
return modulesOptions;
}
function normalizeOptions(rawOptions, loaderContext) {
const exportType = typeof rawOptions.exportType === "undefined" ? "array" : rawOptions.exportType;
const modulesOptions = getModulesOptions(rawOptions, exportType, loaderContext);
return {
url: typeof rawOptions.url === "undefined" ? true : rawOptions.url,
import: typeof rawOptions.import === "undefined" ? true : rawOptions.import,
modules: modulesOptions,
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,
exportType
};
}
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) {
if (typeof options.modules === "boolean" && options.modules === false) {
return false;
}
return options.modules.mode !== "icss";
}
function shouldUseIcssPlugin(options) {
return Boolean(options.modules);
}
function getModulesPlugins(options, loaderContext) {
const {
mode,
getLocalIdent,
localIdentName,
localIdentContext,
localIdentHashSalt,
localIdentHashFunction,
localIdentHashDigest,
localIdentHashDigestLength,
localIdentRegExp,
hashStrategy
} = options.modules;
let plugins = [];
try {
plugins = [_postcssModulesValues.default, (0, _postcssModulesLocalByDefault.default)({
mode
}), (0, _postcssModulesExtractImports.default)(), (0, _postcssModulesScope.default)({
generateScopedName(exportName, resourceFile, rawCss, node) {
let localIdent;
if (typeof getLocalIdent !== "undefined") {
localIdent = getLocalIdent(loaderContext, localIdentName, unescape(exportName), {
context: localIdentContext,
hashSalt: localIdentHashSalt,
hashFunction: localIdentHashFunction,
hashDigest: localIdentHashDigest,
hashDigestLength: localIdentHashDigestLength,
hashStrategy,
regExp: localIdentRegExp,
node
});
}
// A null/undefined value signals that we should invoke the default
// getLocalIdent method.
if (typeof localIdent === "undefined" || localIdent === null) {
localIdent = defaultGetLocalIdent(loaderContext, localIdentName, unescape(exportName), {
context: localIdentContext,
hashSalt: localIdentHashSalt,
hashFunction: localIdentHashFunction,
hashDigest: localIdentHashDigest,
hashDigestLength: localIdentHashDigestLength,
hashStrategy,
regExp: localIdentRegExp,
node
});
return escapeLocalIdent(localIdent).replace(/\\\[local\\]/gi, exportName);
}
return escapeLocalIdent(localIdent);
},
exportGlobals: options.modules.exportGlobals
})];
} catch (error) {
loaderContext.emitError(error);
}
return plugins;
}
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,
type
} = item;
if (options.esModule) {
if (icss && options.modules.namedExport) {
code += `import ${options.modules.exportOnlyLocals ? "" : `${importName}, `}* as ${importName}_NAMED___ from ${url};\n`;
} else {
code += type === "url" ? `var ${importName} = new URL(${url}, import.meta.url);\n` : `import ${importName} from ${url};\n`;
}
} else {
code += `var ${importName} = require(${url});\n`;
}
}
return code ? `// Imports\n${code}` : "";
}
function normalizeSourceMapForRuntime(map, loaderContext) {
const resultMap = map ? map.toJSON() : null;
if (resultMap) {
delete resultMap.file;
/* eslint-disable no-underscore-dangle */
if (loaderContext._compilation && loaderContext._compilation.options && loaderContext._compilation.options.devtool && loaderContext._compilation.options.devtool.includes("nosources")) {
/* eslint-enable no-underscore-dangle */
delete resultMap.sourcesContent;
}
resultMap.sourceRoot = "";
resultMap.sources = resultMap.sources.map(source => {
// Non-standard syntax from `postcss`
if (source.indexOf("<") === 0) {
return source;
}
const sourceType = getURLType(source);
if (sourceType !== "path-relative") {
return source;
}
const resourceDirname = _path.default.dirname(loaderContext.resourcePath);
const absoluteSource = _path.default.resolve(resourceDirname, source);
const contextifyPath = normalizePath(_path.default.relative(loaderContext.rootContext, absoluteSource));
return `webpack://./${contextifyPath}`;
});
}
return JSON.stringify(resultMap);
}
function printParams(media, dedupe, supports, layer) {
let result = "";
if (typeof layer !== "undefined") {
result = `, ${JSON.stringify(layer)}`;
}
if (typeof supports !== "undefined") {
result = `, ${JSON.stringify(supports)}${result}`;
} else if (result.length > 0) {
result = `, undefined${result}`;
}
if (dedupe) {
result = `, true${result}`;
} else if (result.length > 0) {
result = `, false${result}`;
}
if (media) {
result = `${JSON.stringify(media)}${result}`;
} else if (result.length > 0) {
result = `""${result}`;
}
return result;
}
function getModuleCode(result, api, replacements, options, isTemplateLiteralSupported, loaderContext) {
if (options.modules.exportOnlyLocals === true) {
return "";
}
let sourceMapValue = "";
if (options.sourceMap) {
const sourceMap = result.map;
sourceMapValue = `,${normalizeSourceMapForRuntime(sourceMap, loaderContext)}`;
}
let code = isTemplateLiteralSupported ? convertToTemplateLiteral(result.css) : JSON.stringify(result.css);
let beforeCode = `var ___CSS_LOADER_EXPORT___ = ___CSS_LOADER_API_IMPORT___(${options.sourceMap ? "___CSS_LOADER_API_SOURCEMAP_IMPORT___" : "___CSS_LOADER_API_NO_SOURCEMAP_IMPORT___"});\n`;
for (const item of api) {
const {
url,
layer,
supports,
media,
dedupe
} = item;
if (url) {
// eslint-disable-next-line no-undefined
const printedParam = printParams(media, undefined, supports, layer);
beforeCode += `___CSS_LOADER_EXPORT___.push([module.id, ${JSON.stringify(`@import url(${url});`)}${printedParam.length > 0 ? `, ${printedParam}` : ""}]);\n`;
} else {
const printedParam = printParams(media, dedupe, supports, layer);
beforeCode += `___CSS_LOADER_EXPORT___.i(${item.importName}${printedParam.length > 0 ? `, ${printedParam}` : ""});\n`;
}
}
for (const item of replacements) {
const {
replacementName,
importName,
localName
} = item;
if (localName) {
code = code.replace(new RegExp(replacementName, "g"), () => options.modules.namedExport ? isTemplateLiteralSupported ? `\${ ${importName}_NAMED___[${JSON.stringify(getValidLocalName(localName, options.modules.exportLocalsConvention))}] }` : `" + ${importName}_NAMED___[${JSON.stringify(getValidLocalName(localName, options.modules.exportLocalsConvention))}] + "` : isTemplateLiteralSupported ? `\${${importName}.locals[${JSON.stringify(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}${preparedOptions});\n`;
code = code.replace(new RegExp(replacementName, "g"), () => isTemplateLiteralSupported ? `\${${replacementName}}` : `" + ${replacementName} + "`);
}
}
// Indexes description:
// 0 - module id
// 1 - CSS code
// 2 - media
// 3 - source map
// 4 - supports
// 5 - layer
return `${beforeCode}// Module\n___CSS_LOADER_EXPORT___.push([module.id, ${code}, ""${sourceMapValue}]);\n`;
}
const SLASH = "\\".charCodeAt(0);
const BACKTICK = "`".charCodeAt(0);
const DOLLAR = "$".charCodeAt(0);
function convertToTemplateLiteral(str) {
let escapedString = "";
for (let i = 0; i < str.length; i++) {
const code = str.charCodeAt(i);
escapedString += code === SLASH || code === BACKTICK || code === DOLLAR ? `\\${str[i]}` : str[i];
}
return `\`${escapedString}\``;
}
function dashesCamelCase(str) {
return str.replace(/-+(\w)/g, (match, firstLetter) => firstLetter.toUpperCase());
}
function getExportCode(exports, replacements, icssPluginUsed, options, isTemplateLiteralSupported) {
let code = "// Exports\n";
if (icssPluginUsed) {
let localsCode = "";
let identifierId = 0;
const addExportToLocalsCode = (names, value) => {
const normalizedNames = Array.isArray(names) ? new Set(names) : new Set([names]);
for (const name of normalizedNames) {
const serializedValue = isTemplateLiteralSupported ? convertToTemplateLiteral(value) : JSON.stringify(value);
if (options.modules.namedExport) {
if (options.modules.useExportsAs) {
identifierId += 1;
const id = `_${identifierId.toString(16)}`;
localsCode += `var ${id} = ${serializedValue};\n`;
localsCode += `export { ${id} as ${JSON.stringify(name)} };\n`;
} else {
localsCode += `export var ${name} = ${serializedValue};\n`;
}
} else {
if (localsCode) {
localsCode += `,\n`;
}
localsCode += `\t${JSON.stringify(name)}: ${serializedValue}`;
}
}
};
for (const {
name,
value
} of exports) {
addExportToLocalsCode(options.modules.exportLocalsConvention(name), value);
}
for (const item of replacements) {
const {
replacementName,
localName
} = item;
if (localName) {
const {
importName
} = item;
localsCode = localsCode.replace(new RegExp(replacementName, "g"), () => {
if (options.modules.namedExport) {
return isTemplateLiteralSupported ? `\${${importName}_NAMED___[${JSON.stringify(getValidLocalName(localName, options.modules.exportLocalsConvention))}]}` : `" + ${importName}_NAMED___[${JSON.stringify(getValidLocalName(localName, options.modules.exportLocalsConvention))}] + "`;
} else if (options.modules.exportOnlyLocals) {
return isTemplateLiteralSupported ? `\${${importName}[${JSON.stringify(localName)}]}` : `" + ${importName}[${JSON.stringify(localName)}] + "`;
}
return isTemplateLiteralSupported ? `\${${importName}.locals[${JSON.stringify(localName)}]}` : `" + ${importName}.locals[${JSON.stringify(localName)}] + "`;
});
} else {
localsCode = localsCode.replace(new RegExp(replacementName, "g"), () => isTemplateLiteralSupported ? `\${${replacementName}}` : `" + ${replacementName} + "`);
}
}
if (options.modules.exportOnlyLocals) {
code += options.modules.namedExport ? localsCode : `${options.esModule ? "export default" : "module.exports ="} {\n${localsCode}\n};\n`;
return code;
}
code += options.modules.namedExport ? localsCode : `___CSS_LOADER_EXPORT___.locals = {${localsCode ? `\n${localsCode}\n` : ""}};\n`;
}
const isCSSStyleSheetExport = options.exportType === "css-style-sheet";
if (isCSSStyleSheetExport) {
code += "var ___CSS_LOADER_STYLE_SHEET___ = new CSSStyleSheet();\n";
code += "___CSS_LOADER_STYLE_SHEET___.replaceSync(___CSS_LOADER_EXPORT___.toString());\n";
}
let finalExport;
switch (options.exportType) {
case "string":
finalExport = "___CSS_LOADER_EXPORT___.toString()";
break;
case "css-style-sheet":
finalExport = "___CSS_LOADER_STYLE_SHEET___";
break;
default:
case "array":
finalExport = "___CSS_LOADER_EXPORT___";
break;
}
code += `${options.esModule ? "export default" : "module.exports ="} ${finalExport};\n`;
return code;
}
async function resolveRequests(resolve, context, possibleRequests) {
return resolve(context, possibleRequests[0]).then(result => result).catch(error => {
const [, ...tailPossibleRequests] = possibleRequests;
if (tailPossibleRequests.length === 0) {
throw error;
}
return resolveRequests(resolve, context, tailPossibleRequests);
});
}
function isURLRequestable(url, options = {}) {
// Protocol-relative URLs
if (/^\/\//.test(url)) {
return {
requestable: false,
needResolve: false
};
}
// `#` URLs
if (/^#/.test(url)) {
return {
requestable: false,
needResolve: false
};
}
// Data URI
if (isDataUrl(url) && options.isSupportDataURL) {
try {
decodeURIComponent(url);
} catch (ignoreError) {
return {
requestable: false,
needResolve: false
};
}
return {
requestable: true,
needResolve: false
};
}
// `file:` protocol
if (/^file:/i.test(url)) {
return {
requestable: true,
needResolve: true
};
}
// Absolute URLs
if (/^[a-z][a-z0-9+.-]*:/i.test(url) && !NATIVE_WIN32_PATH.test(url)) {
if (options.isSupportAbsoluteURL && /^https?:/i.test(url)) {
return {
requestable: true,
needResolve: false
};
}
return {
requestable: false,
needResolve: false
};
}
return {
requestable: true,
needResolve: true
};
}
function sort(a, b) {
return a.index - b.index;
}
function combineRequests(preRequest, url) {
const idx = url.indexOf("!=!");
return idx !== -1 ? url.slice(0, idx + 3) + preRequest + url.slice(idx + 3) : preRequest + url;
}
function warningFactory(warning) {
let message = "";
if (typeof warning.line !== "undefined") {
message += `(${warning.line}:${warning.column}) `;
}
if (typeof warning.plugin !== "undefined") {
message += `from "${warning.plugin}" plugin: `;
}
message += warning.text;
if (warning.node) {
message += `\n\nCode:\n ${warning.node.toString()}\n`;
}
const obj = new Error(message, {
cause: warning
});
obj.stack = null;
return obj;
}
function syntaxErrorFactory(error) {
let message = "\nSyntaxError\n\n";
if (typeof error.line !== "undefined") {
message += `(${error.line}:${error.column}) `;
}
if (typeof error.plugin !== "undefined") {
message += `from "${error.plugin}" plugin: `;
}
message += error.file ? `${error.file} ` : "<css input> ";
message += `${error.reason}`;
const code = error.showSourceCode();
if (code) {
message += `\n\n${code}\n`;
}
const obj = new Error(message, {
cause: error
});
obj.stack = null;
return obj;
}