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- 'use strict';
- function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
- var path = require('path');
- var builtinList = _interopDefault(require('builtin-modules'));
- var isModule = _interopDefault(require('is-module'));
- var fs = require('fs');
- var fs__default = _interopDefault(fs);
- var util = require('util');
- var pluginutils = require('@rollup/pluginutils');
- var resolveModule = _interopDefault(require('resolve'));
- function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
- try {
- var info = gen[key](arg);
- var value = info.value;
- } catch (error) {
- reject(error);
- return;
- }
- if (info.done) {
- resolve(value);
- } else {
- Promise.resolve(value).then(_next, _throw);
- }
- }
- function _asyncToGenerator(fn) {
- return function () {
- var self = this,
- args = arguments;
- return new Promise(function (resolve, reject) {
- var gen = fn.apply(self, args);
- function _next(value) {
- asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
- }
- function _throw(err) {
- asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
- }
- _next(undefined);
- });
- };
- }
- const exists = util.promisify(fs__default.exists);
- const readFile = util.promisify(fs__default.readFile);
- const realpath = util.promisify(fs__default.realpath);
- const stat = util.promisify(fs__default.stat);
- const onError = error => {
- if (error.code === 'ENOENT') {
- return false;
- }
- throw error;
- };
- const makeCache = fn => {
- const cache = new Map();
- const wrapped =
- /*#__PURE__*/
- function () {
- var _ref = _asyncToGenerator(function* (param, done) {
- if (cache.has(param) === false) {
- cache.set(param, fn(param).catch(err => {
- cache.delete(param);
- throw err;
- }));
- }
- try {
- const result = cache.get(param);
- const value = yield result;
- return done(null, value);
- } catch (error) {
- return done(error);
- }
- });
- return function wrapped(_x, _x2) {
- return _ref.apply(this, arguments);
- };
- }();
- wrapped.clear = () => cache.clear();
- return wrapped;
- };
- const isDirCached = makeCache(
- /*#__PURE__*/
- function () {
- var _ref2 = _asyncToGenerator(function* (file) {
- try {
- const stats = yield stat(file);
- return stats.isDirectory();
- } catch (error) {
- return onError(error);
- }
- });
- return function (_x3) {
- return _ref2.apply(this, arguments);
- };
- }());
- const isFileCached = makeCache(
- /*#__PURE__*/
- function () {
- var _ref3 = _asyncToGenerator(function* (file) {
- try {
- const stats = yield stat(file);
- return stats.isFile();
- } catch (error) {
- return onError(error);
- }
- });
- return function (_x4) {
- return _ref3.apply(this, arguments);
- };
- }());
- const readCachedFile = makeCache(readFile);
- const resolveId = util.promisify(resolveModule); // returns the imported package name for bare module imports
- function getPackageName(id) {
- if (id.startsWith('.') || id.startsWith('/')) {
- return null;
- }
- const split = id.split('/'); // @my-scope/my-package/foo.js -> @my-scope/my-package
- // @my-scope/my-package -> @my-scope/my-package
- if (split[0][0] === '@') {
- return `${split[0]}/${split[1]}`;
- } // my-package/foo.js -> my-package
- // my-package -> my-package
- return split[0];
- }
- function getMainFields(options) {
- let mainFields;
- if (options.mainFields) {
- mainFields = options.mainFields;
- } else {
- mainFields = ['module', 'main'];
- }
- if (options.browser && mainFields.indexOf('browser') === -1) {
- return ['browser'].concat(mainFields);
- }
- if (!mainFields.length) {
- throw new Error('Please ensure at least one `mainFields` value is specified');
- }
- return mainFields;
- }
- function getPackageInfo(options) {
- const cache = options.cache,
- extensions = options.extensions,
- pkg = options.pkg,
- mainFields = options.mainFields,
- preserveSymlinks = options.preserveSymlinks,
- useBrowserOverrides = options.useBrowserOverrides;
- let pkgPath = options.pkgPath;
- if (cache.has(pkgPath)) {
- return cache.get(pkgPath);
- } // browserify/resolve doesn't realpath paths returned in its packageFilter callback
- if (!preserveSymlinks) {
- pkgPath = fs.realpathSync(pkgPath);
- }
- const pkgRoot = path.dirname(pkgPath);
- const packageInfo = {
- // copy as we are about to munge the `main` field of `pkg`.
- packageJson: Object.assign({}, pkg),
- // path to package.json file
- packageJsonPath: pkgPath,
- // directory containing the package.json
- root: pkgRoot,
- // which main field was used during resolution of this module (main, module, or browser)
- resolvedMainField: 'main',
- // whether the browser map was used to resolve the entry point to this module
- browserMappedMain: false,
- // the entry point of the module with respect to the selected main field and any
- // relevant browser mappings.
- resolvedEntryPoint: ''
- };
- let overriddenMain = false;
- for (let i = 0; i < mainFields.length; i++) {
- const field = mainFields[i];
- if (typeof pkg[field] === 'string') {
- pkg.main = pkg[field];
- packageInfo.resolvedMainField = field;
- overriddenMain = true;
- break;
- }
- }
- const internalPackageInfo = {
- cachedPkg: pkg,
- hasModuleSideEffects: () => null,
- hasPackageEntry: overriddenMain !== false || mainFields.indexOf('main') !== -1,
- packageBrowserField: useBrowserOverrides && typeof pkg.browser === 'object' && Object.keys(pkg.browser).reduce((browser, key) => {
- let resolved = pkg.browser[key];
- if (resolved && resolved[0] === '.') {
- resolved = path.resolve(pkgRoot, resolved);
- }
- /* eslint-disable no-param-reassign */
- browser[key] = resolved;
- if (key[0] === '.') {
- const absoluteKey = path.resolve(pkgRoot, key);
- browser[absoluteKey] = resolved;
- if (!path.extname(key)) {
- extensions.reduce((subBrowser, ext) => {
- subBrowser[absoluteKey + ext] = subBrowser[key];
- return subBrowser;
- }, browser);
- }
- }
- return browser;
- }, {}),
- packageInfo
- };
- const browserMap = internalPackageInfo.packageBrowserField;
- if (useBrowserOverrides && typeof pkg.browser === 'object' && // eslint-disable-next-line no-prototype-builtins
- browserMap.hasOwnProperty(pkg.main)) {
- packageInfo.resolvedEntryPoint = browserMap[pkg.main];
- packageInfo.browserMappedMain = true;
- } else {
- // index.node is technically a valid default entrypoint as well...
- packageInfo.resolvedEntryPoint = path.resolve(pkgRoot, pkg.main || 'index.js');
- packageInfo.browserMappedMain = false;
- }
- const packageSideEffects = pkg.sideEffects;
- if (typeof packageSideEffects === 'boolean') {
- internalPackageInfo.hasModuleSideEffects = () => packageSideEffects;
- } else if (Array.isArray(packageSideEffects)) {
- internalPackageInfo.hasModuleSideEffects = pluginutils.createFilter(packageSideEffects, null, {
- resolve: pkgRoot
- });
- }
- cache.set(pkgPath, internalPackageInfo);
- return internalPackageInfo;
- }
- function normalizeInput(input) {
- if (Array.isArray(input)) {
- return input;
- } else if (typeof input === 'object') {
- return Object.values(input);
- } // otherwise it's a string
- return input;
- } // Resolve module specifiers in order. Promise resolves to the first module that resolves
- // successfully, or the error that resulted from the last attempted module resolution.
- function resolveImportSpecifiers(importSpecifierList, resolveOptions) {
- let promise = Promise.resolve();
- for (let i = 0; i < importSpecifierList.length; i++) {
- promise = promise.then(value => {
- // if we've already resolved to something, just return it.
- if (value) {
- return value;
- }
- return resolveId(importSpecifierList[i], resolveOptions).then(result => {
- if (!resolveOptions.preserveSymlinks) {
- result = fs.realpathSync(result);
- }
- return result;
- });
- });
- if (i < importSpecifierList.length - 1) {
- // swallow MODULE_NOT_FOUND errors from all but the last resolution
- promise = promise.catch(error => {
- if (error.code !== 'MODULE_NOT_FOUND') {
- throw error;
- }
- });
- }
- }
- return promise;
- }
- const builtins = new Set(builtinList);
- const ES6_BROWSER_EMPTY = '\0node-resolve:empty.js';
- const nullFn = () => null;
- const defaults = {
- customResolveOptions: {},
- dedupe: [],
- // It's important that .mjs is listed before .js so that Rollup will interpret npm modules
- // which deploy both ESM .mjs and CommonJS .js files as ESM.
- extensions: ['.mjs', '.js', '.json', '.node'],
- resolveOnly: []
- };
- function nodeResolve(opts = {}) {
- const options = Object.assign({}, defaults, opts);
- const customResolveOptions = options.customResolveOptions,
- extensions = options.extensions,
- jail = options.jail;
- const warnings = [];
- const packageInfoCache = new Map();
- const idToPackageInfo = new Map();
- const mainFields = getMainFields(options);
- const useBrowserOverrides = mainFields.indexOf('browser') !== -1;
- const isPreferBuiltinsSet = options.preferBuiltins === true || options.preferBuiltins === false;
- const preferBuiltins = isPreferBuiltinsSet ? options.preferBuiltins : true;
- const rootDir = options.rootDir || process.cwd();
- let dedupe = options.dedupe;
- let rollupOptions;
- if (options.only) {
- warnings.push('node-resolve: The `only` options is deprecated, please use `resolveOnly`');
- options.resolveOnly = options.only;
- }
- if (typeof dedupe !== 'function') {
- dedupe = importee => options.dedupe.includes(importee) || options.dedupe.includes(getPackageName(importee));
- }
- const resolveOnly = options.resolveOnly.map(pattern => {
- if (pattern instanceof RegExp) {
- return pattern;
- }
- const normalized = pattern.replace(/[\\^$*+?.()|[\]{}]/g, '\\$&');
- return new RegExp(`^${normalized}$`);
- });
- const browserMapCache = new Map();
- let preserveSymlinks;
- return {
- name: 'node-resolve',
- buildStart(options) {
- rollupOptions = options;
- var _iteratorNormalCompletion = true;
- var _didIteratorError = false;
- var _iteratorError = undefined;
- try {
- for (var _iterator = warnings[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) {
- const warning = _step.value;
- this.warn(warning);
- }
- } catch (err) {
- _didIteratorError = true;
- _iteratorError = err;
- } finally {
- try {
- if (!_iteratorNormalCompletion && _iterator.return != null) {
- _iterator.return();
- }
- } finally {
- if (_didIteratorError) {
- throw _iteratorError;
- }
- }
- }
- preserveSymlinks = options.preserveSymlinks;
- },
- generateBundle() {
- readCachedFile.clear();
- isFileCached.clear();
- isDirCached.clear();
- },
- resolveId(importee, importer) {
- var _this = this;
- return _asyncToGenerator(function* () {
- if (importee === ES6_BROWSER_EMPTY) {
- return importee;
- } // ignore IDs with null character, these belong to other plugins
- if (/\0/.test(importee)) return null;
- const basedir = !importer || dedupe(importee) ? rootDir : path.dirname(importer); // https://github.com/defunctzombie/package-browser-field-spec
- const browser = browserMapCache.get(importer);
- if (useBrowserOverrides && browser) {
- const resolvedImportee = path.resolve(basedir, importee);
- if (browser[importee] === false || browser[resolvedImportee] === false) {
- return ES6_BROWSER_EMPTY;
- }
- const browserImportee = browser[importee] || browser[resolvedImportee] || browser[`${resolvedImportee}.js`] || browser[`${resolvedImportee}.json`];
- if (browserImportee) {
- importee = browserImportee;
- }
- }
- const parts = importee.split(/[/\\]/);
- let id = parts.shift();
- if (id[0] === '@' && parts.length > 0) {
- // scoped packages
- id += `/${parts.shift()}`;
- } else if (id[0] === '.') {
- // an import relative to the parent dir of the importer
- id = path.resolve(basedir, importee);
- }
- const input = normalizeInput(rollupOptions.input);
- if (resolveOnly.length && !resolveOnly.some(pattern => pattern.test(id))) {
- if (input.includes(id)) {
- return null;
- }
- return false;
- }
- let hasModuleSideEffects = nullFn;
- let hasPackageEntry = true;
- let packageBrowserField = false;
- let packageInfo;
- const filter = (pkg, pkgPath) => {
- const info = getPackageInfo({
- cache: packageInfoCache,
- extensions,
- pkg,
- pkgPath,
- mainFields,
- preserveSymlinks,
- useBrowserOverrides
- });
- packageInfo = info.packageInfo;
- hasModuleSideEffects = info.hasModuleSideEffects;
- hasPackageEntry = info.hasPackageEntry;
- packageBrowserField = info.packageBrowserField;
- return info.cachedPkg;
- };
- let resolveOptions = {
- basedir,
- packageFilter: filter,
- readFile: readCachedFile,
- isFile: isFileCached,
- isDirectory: isDirCached,
- extensions
- };
- if (preserveSymlinks !== undefined) {
- resolveOptions.preserveSymlinks = preserveSymlinks;
- }
- const importSpecifierList = [];
- if (importer === undefined && !importee[0].match(/^\.?\.?\//)) {
- // For module graph roots (i.e. when importer is undefined), we
- // need to handle 'path fragments` like `foo/bar` that are commonly
- // found in rollup config files. If importee doesn't look like a
- // relative or absolute path, we make it relative and attempt to
- // resolve it. If we don't find anything, we try resolving it as we
- // got it.
- importSpecifierList.push(`./${importee}`);
- }
- const importeeIsBuiltin = builtins.has(importee);
- if (importeeIsBuiltin && (!preferBuiltins || !isPreferBuiltinsSet)) {
- // The `resolve` library will not resolve packages with the same
- // name as a node built-in module. If we're resolving something
- // that's a builtin, and we don't prefer to find built-ins, we
- // first try to look up a local module with that name. If we don't
- // find anything, we resolve the builtin which just returns back
- // the built-in's name.
- importSpecifierList.push(`${importee}/`);
- }
- importSpecifierList.push(importee);
- resolveOptions = Object.assign(resolveOptions, customResolveOptions);
- try {
- let resolved = yield resolveImportSpecifiers(importSpecifierList, resolveOptions);
- if (resolved && packageBrowserField) {
- if (Object.prototype.hasOwnProperty.call(packageBrowserField, resolved)) {
- if (!packageBrowserField[resolved]) {
- browserMapCache.set(resolved, packageBrowserField);
- return ES6_BROWSER_EMPTY;
- }
- resolved = packageBrowserField[resolved];
- }
- browserMapCache.set(resolved, packageBrowserField);
- }
- if (hasPackageEntry && !preserveSymlinks && resolved) {
- const fileExists = yield exists(resolved);
- if (fileExists) {
- resolved = yield realpath(resolved);
- }
- }
- idToPackageInfo.set(resolved, packageInfo);
- if (hasPackageEntry) {
- if (builtins.has(resolved) && preferBuiltins && isPreferBuiltinsSet) {
- return null;
- } else if (importeeIsBuiltin && preferBuiltins) {
- if (!isPreferBuiltinsSet) {
- _this.warn(`preferring built-in module '${importee}' over local alternative at '${resolved}', pass 'preferBuiltins: false' to disable this behavior or 'preferBuiltins: true' to disable this warning`);
- }
- return null;
- } else if (jail && resolved.indexOf(path.normalize(jail.trim(path.sep))) !== 0) {
- return null;
- }
- }
- if (resolved && options.modulesOnly) {
- const code = yield readFile(resolved, 'utf-8');
- if (isModule(code)) {
- return {
- id: resolved,
- moduleSideEffects: hasModuleSideEffects(resolved)
- };
- }
- return null;
- }
- const result = {
- id: resolved,
- moduleSideEffects: hasModuleSideEffects(resolved)
- };
- return result;
- } catch (error) {
- return null;
- }
- })();
- },
- load(importee) {
- if (importee === ES6_BROWSER_EMPTY) {
- return 'export default {};';
- }
- return null;
- },
- getPackageInfoForId(id) {
- return idToPackageInfo.get(id);
- }
- };
- }
- module.exports = nodeResolve;
|