import { tokenizer } from 'acorn'; import { builtinModules, createRequire } from 'node:module'; import fs, { realpathSync, statSync, Stats, promises, existsSync } from 'node:fs'; import { fileURLToPath as fileURLToPath$1, URL as URL$1, pathToFileURL } from 'node:url'; import { joinURL } from 'ufo'; import { normalize, isAbsolute, extname as extname$1 } from 'pathe'; import { readPackageJSON } from 'pkg-types'; import assert from 'node:assert'; import process$1 from 'node:process'; import path, { dirname } from 'node:path'; import v8 from 'node:v8'; import { format, inspect } from 'node:util'; const BUILTIN_MODULES = new Set(builtinModules); function normalizeSlash(string_) { return string_.replace(/\\/g, "/"); } function pcall(function_, ...arguments_) { try { return Promise.resolve(function_(...arguments_)).catch( (error) => perr(error) ); } catch (error) { return perr(error); } } function perr(_error) { const error = new Error(_error); error.code = _error.code; Error.captureStackTrace(error, pcall); return Promise.reject(error); } function isObject(value) { return value !== null && typeof value === "object"; } function matchAll(regex, string, addition) { const matches = []; for (const match of string.matchAll(regex)) { matches.push({ ...addition, ...match.groups, code: match[0], start: match.index, end: match.index + match[0].length }); } return matches; } function clearImports(imports) { return (imports || "").replace(/(\/\/[^\n]*\n|\/\*.*\*\/)/g, "").replace(/\s+/g, " "); } function getImportNames(cleanedImports) { const topLevelImports = cleanedImports.replace(/{([^}]*)}/, ""); const namespacedImport = topLevelImports.match(/\* as \s*(\S*)/)?.[1]; const defaultImport = topLevelImports.split(",").find((index) => !/[*{}]/.test(index))?.trim() || void 0; return { namespacedImport, defaultImport }; } /** * @typedef ErrnoExceptionFields * @property {number | undefined} [errnode] * @property {string | undefined} [code] * @property {string | undefined} [path] * @property {string | undefined} [syscall] * @property {string | undefined} [url] * * @typedef {Error & ErrnoExceptionFields} ErrnoException */ const own$1 = {}.hasOwnProperty; const classRegExp = /^([A-Z][a-z\d]*)+$/; // Sorted by a rough estimate on most frequently used entries. const kTypes = new Set([ 'string', 'function', 'number', 'object', // Accept 'Function' and 'Object' as alternative to the lower cased version. 'Function', 'Object', 'boolean', 'bigint', 'symbol' ]); const codes = {}; /** * Create a list string in the form like 'A and B' or 'A, B, ..., and Z'. * We cannot use Intl.ListFormat because it's not available in * --without-intl builds. * * @param {Array} array * An array of strings. * @param {string} [type] * The list type to be inserted before the last element. * @returns {string} */ function formatList(array, type = 'and') { return array.length < 3 ? array.join(` ${type} `) : `${array.slice(0, -1).join(', ')}, ${type} ${array[array.length - 1]}` } /** @type {Map} */ const messages = new Map(); const nodeInternalPrefix = '__node_internal_'; /** @type {number} */ let userStackTraceLimit; codes.ERR_INVALID_ARG_TYPE = createError( 'ERR_INVALID_ARG_TYPE', /** * @param {string} name * @param {Array | string} expected * @param {unknown} actual */ (name, expected, actual) => { assert(typeof name === 'string', "'name' must be a string"); if (!Array.isArray(expected)) { expected = [expected]; } let message = 'The '; if (name.endsWith(' argument')) { // For cases like 'first argument' message += `${name} `; } else { const type = name.includes('.') ? 'property' : 'argument'; message += `"${name}" ${type} `; } message += 'must be '; /** @type {Array} */ const types = []; /** @type {Array} */ const instances = []; /** @type {Array} */ const other = []; for (const value of expected) { assert( typeof value === 'string', 'All expected entries have to be of type string' ); if (kTypes.has(value)) { types.push(value.toLowerCase()); } else if (classRegExp.exec(value) === null) { assert( value !== 'object', 'The value "object" should be written as "Object"' ); other.push(value); } else { instances.push(value); } } // Special handle `object` in case other instances are allowed to outline // the differences between each other. if (instances.length > 0) { const pos = types.indexOf('object'); if (pos !== -1) { types.slice(pos, 1); instances.push('Object'); } } if (types.length > 0) { message += `${types.length > 1 ? 'one of type' : 'of type'} ${formatList( types, 'or' )}`; if (instances.length > 0 || other.length > 0) message += ' or '; } if (instances.length > 0) { message += `an instance of ${formatList(instances, 'or')}`; if (other.length > 0) message += ' or '; } if (other.length > 0) { if (other.length > 1) { message += `one of ${formatList(other, 'or')}`; } else { if (other[0].toLowerCase() !== other[0]) message += 'an '; message += `${other[0]}`; } } message += `. Received ${determineSpecificType(actual)}`; return message }, TypeError ); codes.ERR_INVALID_MODULE_SPECIFIER = createError( 'ERR_INVALID_MODULE_SPECIFIER', /** * @param {string} request * @param {string} reason * @param {string} [base] */ (request, reason, base = undefined) => { return `Invalid module "${request}" ${reason}${ base ? ` imported from ${base}` : '' }` }, TypeError ); codes.ERR_INVALID_PACKAGE_CONFIG = createError( 'ERR_INVALID_PACKAGE_CONFIG', /** * @param {string} path * @param {string} [base] * @param {string} [message] */ (path, base, message) => { return `Invalid package config ${path}${ base ? ` while importing ${base}` : '' }${message ? `. ${message}` : ''}` }, Error ); codes.ERR_INVALID_PACKAGE_TARGET = createError( 'ERR_INVALID_PACKAGE_TARGET', /** * @param {string} pkgPath * @param {string} key * @param {unknown} target * @param {boolean} [isImport=false] * @param {string} [base] */ (pkgPath, key, target, isImport = false, base = undefined) => { const relError = typeof target === 'string' && !isImport && target.length > 0 && !target.startsWith('./'); if (key === '.') { assert(isImport === false); return ( `Invalid "exports" main target ${JSON.stringify(target)} defined ` + `in the package config ${pkgPath}package.json${ base ? ` imported from ${base}` : '' }${relError ? '; targets must start with "./"' : ''}` ) } return `Invalid "${ isImport ? 'imports' : 'exports' }" target ${JSON.stringify( target )} defined for '${key}' in the package config ${pkgPath}package.json${ base ? ` imported from ${base}` : '' }${relError ? '; targets must start with "./"' : ''}` }, Error ); codes.ERR_MODULE_NOT_FOUND = createError( 'ERR_MODULE_NOT_FOUND', /** * @param {string} path * @param {string} base * @param {boolean} [exactUrl] */ (path, base, exactUrl = false) => { return `Cannot find ${ exactUrl ? 'module' : 'package' } '${path}' imported from ${base}` }, Error ); codes.ERR_NETWORK_IMPORT_DISALLOWED = createError( 'ERR_NETWORK_IMPORT_DISALLOWED', "import of '%s' by %s is not supported: %s", Error ); codes.ERR_PACKAGE_IMPORT_NOT_DEFINED = createError( 'ERR_PACKAGE_IMPORT_NOT_DEFINED', /** * @param {string} specifier * @param {string} packagePath * @param {string} base */ (specifier, packagePath, base) => { return `Package import specifier "${specifier}" is not defined${ packagePath ? ` in package ${packagePath}package.json` : '' } imported from ${base}` }, TypeError ); codes.ERR_PACKAGE_PATH_NOT_EXPORTED = createError( 'ERR_PACKAGE_PATH_NOT_EXPORTED', /** * @param {string} pkgPath * @param {string} subpath * @param {string} [base] */ (pkgPath, subpath, base = undefined) => { if (subpath === '.') return `No "exports" main defined in ${pkgPath}package.json${ base ? ` imported from ${base}` : '' }` return `Package subpath '${subpath}' is not defined by "exports" in ${pkgPath}package.json${ base ? ` imported from ${base}` : '' }` }, Error ); codes.ERR_UNSUPPORTED_DIR_IMPORT = createError( 'ERR_UNSUPPORTED_DIR_IMPORT', "Directory import '%s' is not supported " + 'resolving ES modules imported from %s', Error ); codes.ERR_UNKNOWN_FILE_EXTENSION = createError( 'ERR_UNKNOWN_FILE_EXTENSION', /** * @param {string} ext * @param {string} path */ (ext, path) => { return `Unknown file extension "${ext}" for ${path}` }, TypeError ); codes.ERR_INVALID_ARG_VALUE = createError( 'ERR_INVALID_ARG_VALUE', /** * @param {string} name * @param {unknown} value * @param {string} [reason='is invalid'] */ (name, value, reason = 'is invalid') => { let inspected = inspect(value); if (inspected.length > 128) { inspected = `${inspected.slice(0, 128)}...`; } const type = name.includes('.') ? 'property' : 'argument'; return `The ${type} '${name}' ${reason}. Received ${inspected}` }, TypeError // Note: extra classes have been shaken out. // , RangeError ); /** * Utility function for registering the error codes. Only used here. Exported * *only* to allow for testing. * @param {string} sym * @param {MessageFunction | string} value * @param {ErrorConstructor} def * @returns {new (...args: Array) => Error} */ function createError(sym, value, def) { // Special case for SystemError that formats the error message differently // The SystemErrors only have SystemError as their base classes. messages.set(sym, value); return makeNodeErrorWithCode(def, sym) } /** * @param {ErrorConstructor} Base * @param {string} key * @returns {ErrorConstructor} */ function makeNodeErrorWithCode(Base, key) { // @ts-expect-error It’s a Node error. return NodeError /** * @param {Array} args */ function NodeError(...args) { const limit = Error.stackTraceLimit; if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0; const error = new Base(); // Reset the limit and setting the name property. if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = limit; const message = getMessage(key, args, error); Object.defineProperties(error, { // Note: no need to implement `kIsNodeError` symbol, would be hard, // probably. message: { value: message, enumerable: false, writable: true, configurable: true }, toString: { /** @this {Error} */ value() { return `${this.name} [${key}]: ${this.message}` }, enumerable: false, writable: true, configurable: true } }); captureLargerStackTrace(error); // @ts-expect-error It’s a Node error. error.code = key; return error } } /** * @returns {boolean} */ function isErrorStackTraceLimitWritable() { // Do no touch Error.stackTraceLimit as V8 would attempt to install // it again during deserialization. try { // @ts-expect-error: not in types? if (v8.startupSnapshot.isBuildingSnapshot()) { return false } } catch {} const desc = Object.getOwnPropertyDescriptor(Error, 'stackTraceLimit'); if (desc === undefined) { return Object.isExtensible(Error) } return own$1.call(desc, 'writable') && desc.writable !== undefined ? desc.writable : desc.set !== undefined } /** * This function removes unnecessary frames from Node.js core errors. * @template {(...args: unknown[]) => unknown} T * @param {T} fn * @returns {T} */ function hideStackFrames(fn) { // We rename the functions that will be hidden to cut off the stacktrace // at the outermost one const hidden = nodeInternalPrefix + fn.name; Object.defineProperty(fn, 'name', {value: hidden}); return fn } const captureLargerStackTrace = hideStackFrames( /** * @param {Error} error * @returns {Error} */ // @ts-expect-error: fine function (error) { const stackTraceLimitIsWritable = isErrorStackTraceLimitWritable(); if (stackTraceLimitIsWritable) { userStackTraceLimit = Error.stackTraceLimit; Error.stackTraceLimit = Number.POSITIVE_INFINITY; } Error.captureStackTrace(error); // Reset the limit if (stackTraceLimitIsWritable) Error.stackTraceLimit = userStackTraceLimit; return error } ); /** * @param {string} key * @param {Array} args * @param {Error} self * @returns {string} */ function getMessage(key, args, self) { const message = messages.get(key); assert(message !== undefined, 'expected `message` to be found'); if (typeof message === 'function') { assert( message.length <= args.length, // Default options do not count. `Code: ${key}; The provided arguments length (${args.length}) does not ` + `match the required ones (${message.length}).` ); return Reflect.apply(message, self, args) } const regex = /%[dfijoOs]/g; let expectedLength = 0; while (regex.exec(message) !== null) expectedLength++; assert( expectedLength === args.length, `Code: ${key}; The provided arguments length (${args.length}) does not ` + `match the required ones (${expectedLength}).` ); if (args.length === 0) return message args.unshift(message); return Reflect.apply(format, null, args) } /** * Determine the specific type of a value for type-mismatch errors. * @param {unknown} value * @returns {string} */ function determineSpecificType(value) { if (value === null || value === undefined) { return String(value) } if (typeof value === 'function' && value.name) { return `function ${value.name}` } if (typeof value === 'object') { if (value.constructor && value.constructor.name) { return `an instance of ${value.constructor.name}` } return `${inspect(value, {depth: -1})}` } let inspected = inspect(value, {colors: false}); if (inspected.length > 28) { inspected = `${inspected.slice(0, 25)}...`; } return `type ${typeof value} (${inspected})` } // Manually “tree shaken” from: // // Last checked on: Nov 2, 2023. // Removed the native dependency. // Also: no need to cache, we do that in resolve already. const hasOwnProperty$1 = {}.hasOwnProperty; const {ERR_INVALID_PACKAGE_CONFIG: ERR_INVALID_PACKAGE_CONFIG$1} = codes; /** @type {Map} */ const cache = new Map(); const reader = {read}; const packageJsonReader = reader; /** * @param {string} jsonPath * @param {{specifier: URL | string, base?: URL}} options * @returns {PackageConfig} */ function read(jsonPath, {base, specifier}) { const existing = cache.get(jsonPath); if (existing) { return existing } /** @type {string | undefined} */ let string; try { string = fs.readFileSync(path.toNamespacedPath(jsonPath), 'utf8'); } catch (error) { const exception = /** @type {ErrnoException} */ (error); if (exception.code !== 'ENOENT') { throw exception } } /** @type {PackageConfig} */ const result = { exists: false, pjsonPath: jsonPath, main: undefined, name: undefined, type: 'none', // Ignore unknown types for forwards compatibility exports: undefined, imports: undefined }; if (string !== undefined) { /** @type {Record} */ let parsed; try { parsed = JSON.parse(string); } catch (error_) { const cause = /** @type {ErrnoException} */ (error_); const error = new ERR_INVALID_PACKAGE_CONFIG$1( jsonPath, (base ? `"${specifier}" from ` : '') + fileURLToPath$1(base || specifier), cause.message ); // @ts-expect-error: fine. error.cause = cause; throw error } result.exists = true; if ( hasOwnProperty$1.call(parsed, 'name') && typeof parsed.name === 'string' ) { result.name = parsed.name; } if ( hasOwnProperty$1.call(parsed, 'main') && typeof parsed.main === 'string' ) { result.main = parsed.main; } if (hasOwnProperty$1.call(parsed, 'exports')) { // @ts-expect-error: assume valid. result.exports = parsed.exports; } if (hasOwnProperty$1.call(parsed, 'imports')) { // @ts-expect-error: assume valid. result.imports = parsed.imports; } // Ignore unknown types for forwards compatibility if ( hasOwnProperty$1.call(parsed, 'type') && (parsed.type === 'commonjs' || parsed.type === 'module') ) { result.type = parsed.type; } } cache.set(jsonPath, result); return result } // Manually “tree shaken” from: // // Last checked on: Nov 2, 2023. /** * @param {URL | string} resolved * @returns {PackageConfig} */ function getPackageScopeConfig(resolved) { let packageJSONUrl = new URL$1('package.json', resolved); while (true) { const packageJSONPath = packageJSONUrl.pathname; if (packageJSONPath.endsWith('node_modules/package.json')) { break } const packageConfig = packageJsonReader.read( fileURLToPath$1(packageJSONUrl), {specifier: resolved} ); if (packageConfig.exists) { return packageConfig } const lastPackageJSONUrl = packageJSONUrl; packageJSONUrl = new URL$1('../package.json', packageJSONUrl); // Terminates at root where ../package.json equals ../../package.json // (can't just check "/package.json" for Windows support). if (packageJSONUrl.pathname === lastPackageJSONUrl.pathname) { break } } const packageJSONPath = fileURLToPath$1(packageJSONUrl); return { pjsonPath: packageJSONPath, exists: false, main: undefined, name: undefined, type: 'none', exports: undefined, imports: undefined } } // Manually “tree shaken” from: // // Last checked on: Nov 2, 2023. // // This file solves a circular dependency. // In Node.js, `getPackageType` is in `resolve.js`. // `resolve.js` imports `get-format.js`, which needs `getPackageType`. // We split that up so that bundlers don’t fail. /** * @param {URL} url * @returns {PackageType} */ function getPackageType(url) { const packageConfig = getPackageScopeConfig(url); return packageConfig.type } // Manually “tree shaken” from: // // Last checked on: Nov 2, 2023. const {ERR_UNKNOWN_FILE_EXTENSION} = codes; const hasOwnProperty = {}.hasOwnProperty; /** @type {Record} */ const extensionFormatMap = { // @ts-expect-error: hush. __proto__: null, '.cjs': 'commonjs', '.js': 'module', '.json': 'json', '.mjs': 'module' }; /** * @param {string | null} mime * @returns {string | null} */ function mimeToFormat(mime) { if ( mime && /\s*(text|application)\/javascript\s*(;\s*charset=utf-?8\s*)?/i.test(mime) ) return 'module' if (mime === 'application/json') return 'json' return null } /** * @callback ProtocolHandler * @param {URL} parsed * @param {{parentURL: string, source?: Buffer}} context * @param {boolean} ignoreErrors * @returns {string | null | void} */ /** * @type {Record} */ const protocolHandlers = { // @ts-expect-error: hush. __proto__: null, 'data:': getDataProtocolModuleFormat, 'file:': getFileProtocolModuleFormat, 'http:': getHttpProtocolModuleFormat, 'https:': getHttpProtocolModuleFormat, 'node:'() { return 'builtin' } }; /** * @param {URL} parsed */ function getDataProtocolModuleFormat(parsed) { const {1: mime} = /^([^/]+\/[^;,]+)[^,]*?(;base64)?,/.exec( parsed.pathname ) || [null, null, null]; return mimeToFormat(mime) } /** * Returns the file extension from a URL. * * Should give similar result to * `require('node:path').extname(require('node:url').fileURLToPath(url))` * when used with a `file:` URL. * * @param {URL} url * @returns {string} */ function extname(url) { const pathname = url.pathname; let index = pathname.length; while (index--) { const code = pathname.codePointAt(index); if (code === 47 /* `/` */) { return '' } if (code === 46 /* `.` */) { return pathname.codePointAt(index - 1) === 47 /* `/` */ ? '' : pathname.slice(index) } } return '' } /** * @type {ProtocolHandler} */ function getFileProtocolModuleFormat(url, _context, ignoreErrors) { const ext = extname(url); if (ext === '.js') { const packageType = getPackageType(url); if (packageType !== 'none') { return packageType } return 'commonjs' } if (ext === '') { const packageType = getPackageType(url); // Legacy behavior if (packageType === 'none' || packageType === 'commonjs') { return 'commonjs' } // Note: we don’t implement WASM, so we don’t need // `getFormatOfExtensionlessFile` from `formats`. return 'module' } const format = extensionFormatMap[ext]; if (format) return format // Explicit undefined return indicates load hook should rerun format check if (ignoreErrors) { return undefined } const filepath = fileURLToPath$1(url); throw new ERR_UNKNOWN_FILE_EXTENSION(ext, filepath) } function getHttpProtocolModuleFormat() { // To do: HTTPS imports. } /** * @param {URL} url * @param {{parentURL: string}} context * @returns {string | null} */ function defaultGetFormatWithoutErrors(url, context) { const protocol = url.protocol; if (!hasOwnProperty.call(protocolHandlers, protocol)) { return null } return protocolHandlers[protocol](url, context, true) || null } // Manually “tree shaken” from: // // Last checked on: Nov 2, 2023. const RegExpPrototypeSymbolReplace = RegExp.prototype[Symbol.replace]; const { ERR_NETWORK_IMPORT_DISALLOWED, ERR_INVALID_MODULE_SPECIFIER, ERR_INVALID_PACKAGE_CONFIG, ERR_INVALID_PACKAGE_TARGET, ERR_MODULE_NOT_FOUND, ERR_PACKAGE_IMPORT_NOT_DEFINED, ERR_PACKAGE_PATH_NOT_EXPORTED, ERR_UNSUPPORTED_DIR_IMPORT } = codes; const own = {}.hasOwnProperty; const invalidSegmentRegEx = /(^|\\|\/)((\.|%2e)(\.|%2e)?|(n|%6e|%4e)(o|%6f|%4f)(d|%64|%44)(e|%65|%45)(_|%5f)(m|%6d|%4d)(o|%6f|%4f)(d|%64|%44)(u|%75|%55)(l|%6c|%4c)(e|%65|%45)(s|%73|%53))?(\\|\/|$)/i; const deprecatedInvalidSegmentRegEx = /(^|\\|\/)((\.|%2e)(\.|%2e)?|(n|%6e|%4e)(o|%6f|%4f)(d|%64|%44)(e|%65|%45)(_|%5f)(m|%6d|%4d)(o|%6f|%4f)(d|%64|%44)(u|%75|%55)(l|%6c|%4c)(e|%65|%45)(s|%73|%53))(\\|\/|$)/i; const invalidPackageNameRegEx = /^\.|%|\\/; const patternRegEx = /\*/g; const encodedSepRegEx = /%2f|%5c/i; /** @type {Set} */ const emittedPackageWarnings = new Set(); const doubleSlashRegEx = /[/\\]{2}/; /** * * @param {string} target * @param {string} request * @param {string} match * @param {URL} packageJsonUrl * @param {boolean} internal * @param {URL} base * @param {boolean} isTarget */ function emitInvalidSegmentDeprecation( target, request, match, packageJsonUrl, internal, base, isTarget ) { // @ts-expect-error: apparently it does exist, TS. if (process$1.noDeprecation) { return } const pjsonPath = fileURLToPath$1(packageJsonUrl); const double = doubleSlashRegEx.exec(isTarget ? target : request) !== null; process$1.emitWarning( `Use of deprecated ${ double ? 'double slash' : 'leading or trailing slash matching' } resolving "${target}" for module ` + `request "${request}" ${ request === match ? '' : `matched to "${match}" ` }in the "${ internal ? 'imports' : 'exports' }" field module resolution of the package at ${pjsonPath}${ base ? ` imported from ${fileURLToPath$1(base)}` : '' }.`, 'DeprecationWarning', 'DEP0166' ); } /** * @param {URL} url * @param {URL} packageJsonUrl * @param {URL} base * @param {string} [main] * @returns {void} */ function emitLegacyIndexDeprecation(url, packageJsonUrl, base, main) { // @ts-expect-error: apparently it does exist, TS. if (process$1.noDeprecation) { return } const format = defaultGetFormatWithoutErrors(url, {parentURL: base.href}); if (format !== 'module') return const urlPath = fileURLToPath$1(url.href); const pkgPath = fileURLToPath$1(new URL$1('.', packageJsonUrl)); const basePath = fileURLToPath$1(base); if (!main) { process$1.emitWarning( `No "main" or "exports" field defined in the package.json for ${pkgPath} resolving the main entry point "${urlPath.slice( pkgPath.length )}", imported from ${basePath}.\nDefault "index" lookups for the main are deprecated for ES modules.`, 'DeprecationWarning', 'DEP0151' ); } else if (path.resolve(pkgPath, main) !== urlPath) { process$1.emitWarning( `Package ${pkgPath} has a "main" field set to "${main}", ` + `excluding the full filename and extension to the resolved file at "${urlPath.slice( pkgPath.length )}", imported from ${basePath}.\n Automatic extension resolution of the "main" field is ` + 'deprecated for ES modules.', 'DeprecationWarning', 'DEP0151' ); } } /** * @param {string} path * @returns {Stats} */ function tryStatSync(path) { // Note: from Node 15 onwards we can use `throwIfNoEntry: false` instead. try { return statSync(path) } catch { return new Stats() } } /** * Legacy CommonJS main resolution: * 1. let M = pkg_url + (json main field) * 2. TRY(M, M.js, M.json, M.node) * 3. TRY(M/index.js, M/index.json, M/index.node) * 4. TRY(pkg_url/index.js, pkg_url/index.json, pkg_url/index.node) * 5. NOT_FOUND * * @param {URL} url * @returns {boolean} */ function fileExists(url) { const stats = statSync(url, {throwIfNoEntry: false}); const isFile = stats ? stats.isFile() : undefined; return isFile === null || isFile === undefined ? false : isFile } /** * @param {URL} packageJsonUrl * @param {PackageConfig} packageConfig * @param {URL} base * @returns {URL} */ function legacyMainResolve(packageJsonUrl, packageConfig, base) { /** @type {URL | undefined} */ let guess; if (packageConfig.main !== undefined) { guess = new URL$1(packageConfig.main, packageJsonUrl); // Note: fs check redundances will be handled by Descriptor cache here. if (fileExists(guess)) return guess const tries = [ `./${packageConfig.main}.js`, `./${packageConfig.main}.json`, `./${packageConfig.main}.node`, `./${packageConfig.main}/index.js`, `./${packageConfig.main}/index.json`, `./${packageConfig.main}/index.node` ]; let i = -1; while (++i < tries.length) { guess = new URL$1(tries[i], packageJsonUrl); if (fileExists(guess)) break guess = undefined; } if (guess) { emitLegacyIndexDeprecation( guess, packageJsonUrl, base, packageConfig.main ); return guess } // Fallthrough. } const tries = ['./index.js', './index.json', './index.node']; let i = -1; while (++i < tries.length) { guess = new URL$1(tries[i], packageJsonUrl); if (fileExists(guess)) break guess = undefined; } if (guess) { emitLegacyIndexDeprecation(guess, packageJsonUrl, base, packageConfig.main); return guess } // Not found. throw new ERR_MODULE_NOT_FOUND( fileURLToPath$1(new URL$1('.', packageJsonUrl)), fileURLToPath$1(base) ) } /** * @param {URL} resolved * @param {URL} base * @param {boolean} [preserveSymlinks] * @returns {URL} */ function finalizeResolution(resolved, base, preserveSymlinks) { if (encodedSepRegEx.exec(resolved.pathname) !== null) { throw new ERR_INVALID_MODULE_SPECIFIER( resolved.pathname, 'must not include encoded "/" or "\\" characters', fileURLToPath$1(base) ) } /** @type {string} */ let filePath; try { filePath = fileURLToPath$1(resolved); } catch (error) { const cause = /** @type {ErrnoException} */ (error); Object.defineProperty(cause, 'input', {value: String(resolved)}); Object.defineProperty(cause, 'module', {value: String(base)}); throw cause } const stats = tryStatSync( filePath.endsWith('/') ? filePath.slice(-1) : filePath ); if (stats.isDirectory()) { const error = new ERR_UNSUPPORTED_DIR_IMPORT(filePath, fileURLToPath$1(base)); // @ts-expect-error Add this for `import.meta.resolve`. error.url = String(resolved); throw error } if (!stats.isFile()) { const error = new ERR_MODULE_NOT_FOUND( filePath || resolved.pathname, base && fileURLToPath$1(base), true ); // @ts-expect-error Add this for `import.meta.resolve`. error.url = String(resolved); throw error } if (!preserveSymlinks) { const real = realpathSync(filePath); const {search, hash} = resolved; resolved = pathToFileURL(real + (filePath.endsWith(path.sep) ? '/' : '')); resolved.search = search; resolved.hash = hash; } return resolved } /** * @param {string} specifier * @param {URL | undefined} packageJsonUrl * @param {URL} base * @returns {Error} */ function importNotDefined(specifier, packageJsonUrl, base) { return new ERR_PACKAGE_IMPORT_NOT_DEFINED( specifier, packageJsonUrl && fileURLToPath$1(new URL$1('.', packageJsonUrl)), fileURLToPath$1(base) ) } /** * @param {string} subpath * @param {URL} packageJsonUrl * @param {URL} base * @returns {Error} */ function exportsNotFound(subpath, packageJsonUrl, base) { return new ERR_PACKAGE_PATH_NOT_EXPORTED( fileURLToPath$1(new URL$1('.', packageJsonUrl)), subpath, base && fileURLToPath$1(base) ) } /** * @param {string} request * @param {string} match * @param {URL} packageJsonUrl * @param {boolean} internal * @param {URL} [base] * @returns {never} */ function throwInvalidSubpath(request, match, packageJsonUrl, internal, base) { const reason = `request is not a valid match in pattern "${match}" for the "${ internal ? 'imports' : 'exports' }" resolution of ${fileURLToPath$1(packageJsonUrl)}`; throw new ERR_INVALID_MODULE_SPECIFIER( request, reason, base && fileURLToPath$1(base) ) } /** * @param {string} subpath * @param {unknown} target * @param {URL} packageJsonUrl * @param {boolean} internal * @param {URL} [base] * @returns {Error} */ function invalidPackageTarget(subpath, target, packageJsonUrl, internal, base) { target = typeof target === 'object' && target !== null ? JSON.stringify(target, null, '') : `${target}`; return new ERR_INVALID_PACKAGE_TARGET( fileURLToPath$1(new URL$1('.', packageJsonUrl)), subpath, target, internal, base && fileURLToPath$1(base) ) } /** * @param {string} target * @param {string} subpath * @param {string} match * @param {URL} packageJsonUrl * @param {URL} base * @param {boolean} pattern * @param {boolean} internal * @param {boolean} isPathMap * @param {Set | undefined} conditions * @returns {URL} */ function resolvePackageTargetString( target, subpath, match, packageJsonUrl, base, pattern, internal, isPathMap, conditions ) { if (subpath !== '' && !pattern && target[target.length - 1] !== '/') throw invalidPackageTarget(match, target, packageJsonUrl, internal, base) if (!target.startsWith('./')) { if (internal && !target.startsWith('../') && !target.startsWith('/')) { let isURL = false; try { new URL$1(target); isURL = true; } catch { // Continue regardless of error. } if (!isURL) { const exportTarget = pattern ? RegExpPrototypeSymbolReplace.call( patternRegEx, target, () => subpath ) : target + subpath; return packageResolve(exportTarget, packageJsonUrl, conditions) } } throw invalidPackageTarget(match, target, packageJsonUrl, internal, base) } if (invalidSegmentRegEx.exec(target.slice(2)) !== null) { if (deprecatedInvalidSegmentRegEx.exec(target.slice(2)) === null) { if (!isPathMap) { const request = pattern ? match.replace('*', () => subpath) : match + subpath; const resolvedTarget = pattern ? RegExpPrototypeSymbolReplace.call( patternRegEx, target, () => subpath ) : target; emitInvalidSegmentDeprecation( resolvedTarget, request, match, packageJsonUrl, internal, base, true ); } } else { throw invalidPackageTarget(match, target, packageJsonUrl, internal, base) } } const resolved = new URL$1(target, packageJsonUrl); const resolvedPath = resolved.pathname; const packagePath = new URL$1('.', packageJsonUrl).pathname; if (!resolvedPath.startsWith(packagePath)) throw invalidPackageTarget(match, target, packageJsonUrl, internal, base) if (subpath === '') return resolved if (invalidSegmentRegEx.exec(subpath) !== null) { const request = pattern ? match.replace('*', () => subpath) : match + subpath; if (deprecatedInvalidSegmentRegEx.exec(subpath) === null) { if (!isPathMap) { const resolvedTarget = pattern ? RegExpPrototypeSymbolReplace.call( patternRegEx, target, () => subpath ) : target; emitInvalidSegmentDeprecation( resolvedTarget, request, match, packageJsonUrl, internal, base, false ); } } else { throwInvalidSubpath(request, match, packageJsonUrl, internal, base); } } if (pattern) { return new URL$1( RegExpPrototypeSymbolReplace.call( patternRegEx, resolved.href, () => subpath ) ) } return new URL$1(subpath, resolved) } /** * @param {string} key * @returns {boolean} */ function isArrayIndex(key) { const keyNumber = Number(key); if (`${keyNumber}` !== key) return false return keyNumber >= 0 && keyNumber < 0xff_ff_ff_ff } /** * @param {URL} packageJsonUrl * @param {unknown} target * @param {string} subpath * @param {string} packageSubpath * @param {URL} base * @param {boolean} pattern * @param {boolean} internal * @param {boolean} isPathMap * @param {Set | undefined} conditions * @returns {URL | null} */ function resolvePackageTarget( packageJsonUrl, target, subpath, packageSubpath, base, pattern, internal, isPathMap, conditions ) { if (typeof target === 'string') { return resolvePackageTargetString( target, subpath, packageSubpath, packageJsonUrl, base, pattern, internal, isPathMap, conditions ) } if (Array.isArray(target)) { /** @type {Array} */ const targetList = target; if (targetList.length === 0) return null /** @type {ErrnoException | null | undefined} */ let lastException; let i = -1; while (++i < targetList.length) { const targetItem = targetList[i]; /** @type {URL | null} */ let resolveResult; try { resolveResult = resolvePackageTarget( packageJsonUrl, targetItem, subpath, packageSubpath, base, pattern, internal, isPathMap, conditions ); } catch (error) { const exception = /** @type {ErrnoException} */ (error); lastException = exception; if (exception.code === 'ERR_INVALID_PACKAGE_TARGET') continue throw error } if (resolveResult === undefined) continue if (resolveResult === null) { lastException = null; continue } return resolveResult } if (lastException === undefined || lastException === null) { return null } throw lastException } if (typeof target === 'object' && target !== null) { const keys = Object.getOwnPropertyNames(target); let i = -1; while (++i < keys.length) { const key = keys[i]; if (isArrayIndex(key)) { throw new ERR_INVALID_PACKAGE_CONFIG( fileURLToPath$1(packageJsonUrl), base, '"exports" cannot contain numeric property keys.' ) } } i = -1; while (++i < keys.length) { const key = keys[i]; if (key === 'default' || (conditions && conditions.has(key))) { // @ts-expect-error: indexable. const conditionalTarget = /** @type {unknown} */ (target[key]); const resolveResult = resolvePackageTarget( packageJsonUrl, conditionalTarget, subpath, packageSubpath, base, pattern, internal, isPathMap, conditions ); if (resolveResult === undefined) continue return resolveResult } } return null } if (target === null) { return null } throw invalidPackageTarget( packageSubpath, target, packageJsonUrl, internal, base ) } /** * @param {unknown} exports * @param {URL} packageJsonUrl * @param {URL} base * @returns {boolean} */ function isConditionalExportsMainSugar(exports, packageJsonUrl, base) { if (typeof exports === 'string' || Array.isArray(exports)) return true if (typeof exports !== 'object' || exports === null) return false const keys = Object.getOwnPropertyNames(exports); let isConditionalSugar = false; let i = 0; let j = -1; while (++j < keys.length) { const key = keys[j]; const curIsConditionalSugar = key === '' || key[0] !== '.'; if (i++ === 0) { isConditionalSugar = curIsConditionalSugar; } else if (isConditionalSugar !== curIsConditionalSugar) { throw new ERR_INVALID_PACKAGE_CONFIG( fileURLToPath$1(packageJsonUrl), base, '"exports" cannot contain some keys starting with \'.\' and some not.' + ' The exports object must either be an object of package subpath keys' + ' or an object of main entry condition name keys only.' ) } } return isConditionalSugar } /** * @param {string} match * @param {URL} pjsonUrl * @param {URL} base */ function emitTrailingSlashPatternDeprecation(match, pjsonUrl, base) { // @ts-expect-error: apparently it does exist, TS. if (process$1.noDeprecation) { return } const pjsonPath = fileURLToPath$1(pjsonUrl); if (emittedPackageWarnings.has(pjsonPath + '|' + match)) return emittedPackageWarnings.add(pjsonPath + '|' + match); process$1.emitWarning( `Use of deprecated trailing slash pattern mapping "${match}" in the ` + `"exports" field module resolution of the package at ${pjsonPath}${ base ? ` imported from ${fileURLToPath$1(base)}` : '' }. Mapping specifiers ending in "/" is no longer supported.`, 'DeprecationWarning', 'DEP0155' ); } /** * @param {URL} packageJsonUrl * @param {string} packageSubpath * @param {Record} packageConfig * @param {URL} base * @param {Set | undefined} conditions * @returns {URL} */ function packageExportsResolve( packageJsonUrl, packageSubpath, packageConfig, base, conditions ) { let exports = packageConfig.exports; if (isConditionalExportsMainSugar(exports, packageJsonUrl, base)) { exports = {'.': exports}; } if ( own.call(exports, packageSubpath) && !packageSubpath.includes('*') && !packageSubpath.endsWith('/') ) { // @ts-expect-error: indexable. const target = exports[packageSubpath]; const resolveResult = resolvePackageTarget( packageJsonUrl, target, '', packageSubpath, base, false, false, false, conditions ); if (resolveResult === null || resolveResult === undefined) { throw exportsNotFound(packageSubpath, packageJsonUrl, base) } return resolveResult } let bestMatch = ''; let bestMatchSubpath = ''; const keys = Object.getOwnPropertyNames(exports); let i = -1; while (++i < keys.length) { const key = keys[i]; const patternIndex = key.indexOf('*'); if ( patternIndex !== -1 && packageSubpath.startsWith(key.slice(0, patternIndex)) ) { // When this reaches EOL, this can throw at the top of the whole function: // // if (StringPrototypeEndsWith(packageSubpath, '/')) // throwInvalidSubpath(packageSubpath) // // To match "imports" and the spec. if (packageSubpath.endsWith('/')) { emitTrailingSlashPatternDeprecation( packageSubpath, packageJsonUrl, base ); } const patternTrailer = key.slice(patternIndex + 1); if ( packageSubpath.length >= key.length && packageSubpath.endsWith(patternTrailer) && patternKeyCompare(bestMatch, key) === 1 && key.lastIndexOf('*') === patternIndex ) { bestMatch = key; bestMatchSubpath = packageSubpath.slice( patternIndex, packageSubpath.length - patternTrailer.length ); } } } if (bestMatch) { // @ts-expect-error: indexable. const target = /** @type {unknown} */ (exports[bestMatch]); const resolveResult = resolvePackageTarget( packageJsonUrl, target, bestMatchSubpath, bestMatch, base, true, false, packageSubpath.endsWith('/'), conditions ); if (resolveResult === null || resolveResult === undefined) { throw exportsNotFound(packageSubpath, packageJsonUrl, base) } return resolveResult } throw exportsNotFound(packageSubpath, packageJsonUrl, base) } /** * @param {string} a * @param {string} b */ function patternKeyCompare(a, b) { const aPatternIndex = a.indexOf('*'); const bPatternIndex = b.indexOf('*'); const baseLengthA = aPatternIndex === -1 ? a.length : aPatternIndex + 1; const baseLengthB = bPatternIndex === -1 ? b.length : bPatternIndex + 1; if (baseLengthA > baseLengthB) return -1 if (baseLengthB > baseLengthA) return 1 if (aPatternIndex === -1) return 1 if (bPatternIndex === -1) return -1 if (a.length > b.length) return -1 if (b.length > a.length) return 1 return 0 } /** * @param {string} name * @param {URL} base * @param {Set} [conditions] * @returns {URL} */ function packageImportsResolve(name, base, conditions) { if (name === '#' || name.startsWith('#/') || name.endsWith('/')) { const reason = 'is not a valid internal imports specifier name'; throw new ERR_INVALID_MODULE_SPECIFIER(name, reason, fileURLToPath$1(base)) } /** @type {URL | undefined} */ let packageJsonUrl; const packageConfig = getPackageScopeConfig(base); if (packageConfig.exists) { packageJsonUrl = pathToFileURL(packageConfig.pjsonPath); const imports = packageConfig.imports; if (imports) { if (own.call(imports, name) && !name.includes('*')) { const resolveResult = resolvePackageTarget( packageJsonUrl, imports[name], '', name, base, false, true, false, conditions ); if (resolveResult !== null && resolveResult !== undefined) { return resolveResult } } else { let bestMatch = ''; let bestMatchSubpath = ''; const keys = Object.getOwnPropertyNames(imports); let i = -1; while (++i < keys.length) { const key = keys[i]; const patternIndex = key.indexOf('*'); if (patternIndex !== -1 && name.startsWith(key.slice(0, -1))) { const patternTrailer = key.slice(patternIndex + 1); if ( name.length >= key.length && name.endsWith(patternTrailer) && patternKeyCompare(bestMatch, key) === 1 && key.lastIndexOf('*') === patternIndex ) { bestMatch = key; bestMatchSubpath = name.slice( patternIndex, name.length - patternTrailer.length ); } } } if (bestMatch) { const target = imports[bestMatch]; const resolveResult = resolvePackageTarget( packageJsonUrl, target, bestMatchSubpath, bestMatch, base, true, true, false, conditions ); if (resolveResult !== null && resolveResult !== undefined) { return resolveResult } } } } } throw importNotDefined(name, packageJsonUrl, base) } // Note: In Node.js, `getPackageType` is here. // To prevent a circular dependency, we move it to // `resolve-get-package-type.js`. /** * @param {string} specifier * @param {URL} base */ function parsePackageName(specifier, base) { let separatorIndex = specifier.indexOf('/'); let validPackageName = true; let isScoped = false; if (specifier[0] === '@') { isScoped = true; if (separatorIndex === -1 || specifier.length === 0) { validPackageName = false; } else { separatorIndex = specifier.indexOf('/', separatorIndex + 1); } } const packageName = separatorIndex === -1 ? specifier : specifier.slice(0, separatorIndex); // Package name cannot have leading . and cannot have percent-encoding or // \\ separators. if (invalidPackageNameRegEx.exec(packageName) !== null) { validPackageName = false; } if (!validPackageName) { throw new ERR_INVALID_MODULE_SPECIFIER( specifier, 'is not a valid package name', fileURLToPath$1(base) ) } const packageSubpath = '.' + (separatorIndex === -1 ? '' : specifier.slice(separatorIndex)); return {packageName, packageSubpath, isScoped} } /** * @param {string} specifier * @param {URL} base * @param {Set | undefined} conditions * @returns {URL} */ function packageResolve(specifier, base, conditions) { if (builtinModules.includes(specifier)) { return new URL$1('node:' + specifier) } const {packageName, packageSubpath, isScoped} = parsePackageName( specifier, base ); // ResolveSelf const packageConfig = getPackageScopeConfig(base); // Can’t test. /* c8 ignore next 16 */ if (packageConfig.exists) { const packageJsonUrl = pathToFileURL(packageConfig.pjsonPath); if ( packageConfig.name === packageName && packageConfig.exports !== undefined && packageConfig.exports !== null ) { return packageExportsResolve( packageJsonUrl, packageSubpath, packageConfig, base, conditions ) } } let packageJsonUrl = new URL$1( './node_modules/' + packageName + '/package.json', base ); let packageJsonPath = fileURLToPath$1(packageJsonUrl); /** @type {string} */ let lastPath; do { const stat = tryStatSync(packageJsonPath.slice(0, -13)); if (!stat.isDirectory()) { lastPath = packageJsonPath; packageJsonUrl = new URL$1( (isScoped ? '../../../../node_modules/' : '../../../node_modules/') + packageName + '/package.json', packageJsonUrl ); packageJsonPath = fileURLToPath$1(packageJsonUrl); continue } // Package match. const packageConfig = packageJsonReader.read(packageJsonPath, { base, specifier }); if (packageConfig.exports !== undefined && packageConfig.exports !== null) { return packageExportsResolve( packageJsonUrl, packageSubpath, packageConfig, base, conditions ) } if (packageSubpath === '.') { return legacyMainResolve(packageJsonUrl, packageConfig, base) } return new URL$1(packageSubpath, packageJsonUrl) // Cross-platform root check. } while (packageJsonPath.length !== lastPath.length) throw new ERR_MODULE_NOT_FOUND(packageName, fileURLToPath$1(base), false) } /** * @param {string} specifier * @returns {boolean} */ function isRelativeSpecifier(specifier) { if (specifier[0] === '.') { if (specifier.length === 1 || specifier[1] === '/') return true if ( specifier[1] === '.' && (specifier.length === 2 || specifier[2] === '/') ) { return true } } return false } /** * @param {string} specifier * @returns {boolean} */ function shouldBeTreatedAsRelativeOrAbsolutePath(specifier) { if (specifier === '') return false if (specifier[0] === '/') return true return isRelativeSpecifier(specifier) } /** * The “Resolver Algorithm Specification” as detailed in the Node docs (which is * sync and slightly lower-level than `resolve`). * * @param {string} specifier * `/example.js`, `./example.js`, `../example.js`, `some-package`, `fs`, etc. * @param {URL} base * Full URL (to a file) that `specifier` is resolved relative from. * @param {Set} [conditions] * Conditions. * @param {boolean} [preserveSymlinks] * Keep symlinks instead of resolving them. * @returns {URL} * A URL object to the found thing. */ function moduleResolve(specifier, base, conditions, preserveSymlinks) { const protocol = base.protocol; const isRemote = protocol === 'http:' || protocol === 'https:'; // Order swapped from spec for minor perf gain. // Ok since relative URLs cannot parse as URLs. /** @type {URL | undefined} */ let resolved; if (shouldBeTreatedAsRelativeOrAbsolutePath(specifier)) { resolved = new URL$1(specifier, base); } else if (!isRemote && specifier[0] === '#') { resolved = packageImportsResolve(specifier, base, conditions); } else { try { resolved = new URL$1(specifier); } catch { if (!isRemote) { resolved = packageResolve(specifier, base, conditions); } } } assert(resolved !== undefined, 'expected to be defined'); if (resolved.protocol !== 'file:') { return resolved } return finalizeResolution(resolved, base, preserveSymlinks) } function fileURLToPath(id) { if (typeof id === "string" && !id.startsWith("file://")) { return normalizeSlash(id); } return normalizeSlash(fileURLToPath$1(id)); } const INVALID_CHAR_RE = /[\u0000-\u001F"#$&*+,/:;<=>?@[\]^`{|}\u007F]+/g; function sanitizeURIComponent(name = "", replacement = "_") { return name.replace(INVALID_CHAR_RE, replacement).replace(/%../g, replacement); } function sanitizeFilePath(filePath = "") { return filePath.replace(/\?.*$/, "").split(/[/\\]/g).map((p) => sanitizeURIComponent(p)).join("/").replace(/^([A-Za-z])_\//, "$1:/"); } function normalizeid(id) { if (typeof id !== "string") { id = id.toString(); } if (/(node|data|http|https|file):/.test(id)) { return id; } if (BUILTIN_MODULES.has(id)) { return "node:" + id; } return "file://" + encodeURI(normalizeSlash(id)); } async function loadURL(url) { const code = await promises.readFile(fileURLToPath(url), "utf8"); return code; } function toDataURL(code) { const base64 = Buffer.from(code).toString("base64"); return `data:text/javascript;base64,${base64}`; } function isNodeBuiltin(id = "") { id = id.replace(/^node:/, "").split("/")[0]; return BUILTIN_MODULES.has(id); } const ProtocolRegex = /^(?.{2,}?):.+$/; function getProtocol(id) { const proto = id.match(ProtocolRegex); return proto ? proto.groups.proto : void 0; } const DEFAULT_CONDITIONS_SET = /* @__PURE__ */ new Set(["node", "import"]); const DEFAULT_URL = pathToFileURL(process.cwd()); const DEFAULT_EXTENSIONS = [".mjs", ".cjs", ".js", ".json"]; const NOT_FOUND_ERRORS = /* @__PURE__ */ new Set([ "ERR_MODULE_NOT_FOUND", "ERR_UNSUPPORTED_DIR_IMPORT", "MODULE_NOT_FOUND", "ERR_PACKAGE_PATH_NOT_EXPORTED" ]); function _tryModuleResolve(id, url, conditions) { try { return moduleResolve(id, url, conditions); } catch (error) { if (!NOT_FOUND_ERRORS.has(error.code)) { throw error; } } } function _resolve(id, options = {}) { if (/(node|data|http|https):/.test(id)) { return id; } if (BUILTIN_MODULES.has(id)) { return "node:" + id; } if (isAbsolute(id) && existsSync(id)) { const realPath2 = realpathSync(fileURLToPath(id)); return pathToFileURL(realPath2).toString(); } const conditionsSet = options.conditions ? new Set(options.conditions) : DEFAULT_CONDITIONS_SET; const _urls = (Array.isArray(options.url) ? options.url : [options.url]).filter(Boolean).map((u) => new URL(normalizeid(u.toString()))); if (_urls.length === 0) { _urls.push(DEFAULT_URL); } const urls = [..._urls]; for (const url of _urls) { if (url.protocol === "file:") { urls.push( new URL("./", url), // If url is directory new URL(joinURL(url.pathname, "_index.js"), url), // TODO: Remove in next major version? new URL("node_modules", url) ); } } let resolved; for (const url of urls) { resolved = _tryModuleResolve(id, url, conditionsSet); if (resolved) { break; } for (const prefix of ["", "/index"]) { for (const extension of options.extensions || DEFAULT_EXTENSIONS) { resolved = _tryModuleResolve( id + prefix + extension, url, conditionsSet ); if (resolved) { break; } } if (resolved) { break; } } if (resolved) { break; } } if (!resolved) { const error = new Error( `Cannot find module ${id} imported from ${urls.join(", ")}` ); error.code = "ERR_MODULE_NOT_FOUND"; throw error; } const realPath = realpathSync(fileURLToPath(resolved)); return pathToFileURL(realPath).toString(); } function resolveSync(id, options) { return _resolve(id, options); } function resolve(id, options) { return pcall(resolveSync, id, options); } function resolvePathSync(id, options) { return fileURLToPath(resolveSync(id, options)); } function resolvePath(id, options) { return pcall(resolvePathSync, id, options); } function createResolve(defaults) { return (id, url) => { return resolve(id, { url, ...defaults }); }; } const NODE_MODULES_RE = /^(.+\/node_modules\/)([^/@]+|@[^/]+\/[^/]+)(\/?.*?)?$/; function parseNodeModulePath(path) { if (!path) { return {}; } path = normalize(fileURLToPath(path)); const match = NODE_MODULES_RE.exec(path); if (!match) { return {}; } const [, dir, name, subpath] = match; return { dir, name, subpath: subpath ? `.${subpath}` : void 0 }; } async function lookupNodeModuleSubpath(path) { path = normalize(fileURLToPath(path)); const { name, subpath } = parseNodeModulePath(path); if (!name || !subpath) { return subpath; } const { exports } = await readPackageJSON(path).catch(() => { }) || {}; if (exports) { const resolvedSubpath = _findSubpath(subpath, exports); if (resolvedSubpath) { return resolvedSubpath; } } return subpath; } function _findSubpath(subpath, exports) { if (typeof exports === "string") { exports = { ".": exports }; } if (!subpath.startsWith(".")) { subpath = subpath.startsWith("/") ? `.${subpath}` : `./${subpath}`; } if (subpath in exports) { return subpath; } return _flattenExports(exports).find((p) => p.fsPath === subpath)?.subpath; } function _flattenExports(exports, parentSubpath = "./") { return Object.entries(exports).flatMap(([key, value]) => { const [subpath, condition] = key.startsWith(".") ? [key.slice(1), void 0] : [void 0, key]; const _subPath = joinURL(parentSubpath, subpath); if (typeof value === "string") { return [{ subpath: _subPath, fsPath: value, condition }]; } else { return _flattenExports(value, _subPath); } }); } const ESM_STATIC_IMPORT_RE = /(?<=\s|^|;|\})import\s*([\s"']*(?[\p{L}\p{M}\w\t\n\r $*,/{}@.]+)from\s*)?["']\s*(?(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][\s;]*/gmu; const DYNAMIC_IMPORT_RE = /import\s*\((?(?:[^()]+|\((?:[^()]+|\([^()]*\))*\))*)\)/gm; const IMPORT_NAMED_TYPE_RE = /(?<=\s|^|;|})import\s*type\s+([\s"']*(?[\w\t\n\r $*,/{}]+)from\s*)?["']\s*(?(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][\s;]*/gm; const EXPORT_DECAL_RE = /\bexport\s+(?(async function\s*\*?|function\s*\*?|let|const enum|const|enum|var|class))\s+\*?(?[\w$]+)(?.*,\s*[\w$]+)*/g; const EXPORT_DECAL_TYPE_RE = /\bexport\s+(?(interface|type|declare (async function|function|let|const enum|const|enum|var|class)))\s+(?[\w$]+)/g; const EXPORT_NAMED_RE = /\bexport\s+{(?[^}]+?)[\s,]*}(\s*from\s*["']\s*(?(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][^\n;]*)?/g; const EXPORT_NAMED_TYPE_RE = /\bexport\s+type\s+{(?[^}]+?)[\s,]*}(\s*from\s*["']\s*(?(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][^\n;]*)?/g; const EXPORT_NAMED_DESTRUCT = /\bexport\s+(let|var|const)\s+(?:{(?[^}]+?)[\s,]*}|\[(?[^\]]+?)[\s,]*])\s+=/gm; const EXPORT_STAR_RE = /\bexport\s*(\*)(\s*as\s+(?[\w$]+)\s+)?\s*(\s*from\s*["']\s*(?(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][^\n;]*)?/g; const EXPORT_DEFAULT_RE = /\bexport\s+default\s+(async function|function|class|true|false|\W|\d)|\bexport\s+default\s+(?.*)/g; const TYPE_RE = /^\s*?type\s/; function findStaticImports(code) { return _filterStatement( _tryGetLocations(code, "import"), matchAll(ESM_STATIC_IMPORT_RE, code, { type: "static" }) ); } function findDynamicImports(code) { return _filterStatement( _tryGetLocations(code, "import"), matchAll(DYNAMIC_IMPORT_RE, code, { type: "dynamic" }) ); } function findTypeImports(code) { return [ ...matchAll(IMPORT_NAMED_TYPE_RE, code, { type: "type" }), ...matchAll(ESM_STATIC_IMPORT_RE, code, { type: "static" }).filter( (match) => /[^A-Za-z]type\s/.test(match.imports) ) ]; } function parseStaticImport(matched) { const cleanedImports = clearImports(matched.imports); const namedImports = {}; for (const namedImport of cleanedImports.match(/{([^}]*)}/)?.[1]?.split(",") || []) { const [, source = namedImport.trim(), importName = source] = namedImport.match(/^\s*(\S*) as (\S*)\s*$/) || []; if (source && !TYPE_RE.test(source)) { namedImports[source] = importName; } } const { namespacedImport, defaultImport } = getImportNames(cleanedImports); return { ...matched, defaultImport, namespacedImport, namedImports }; } function parseTypeImport(matched) { if (matched.type === "type") { return parseStaticImport(matched); } const cleanedImports = clearImports(matched.imports); const namedImports = {}; for (const namedImport of cleanedImports.match(/{([^}]*)}/)?.[1]?.split(",") || []) { const [, source = namedImport.trim(), importName = source] = (() => { return /\s+as\s+/.test(namedImport) ? namedImport.match(/^\s*type\s+(\S*) as (\S*)\s*$/) || [] : namedImport.match(/^\s*type\s+(\S*)\s*$/) || []; })(); if (source && TYPE_RE.test(namedImport)) { namedImports[source] = importName; } } const { namespacedImport, defaultImport } = getImportNames(cleanedImports); return { ...matched, defaultImport, namespacedImport, namedImports }; } function findExports(code) { const declaredExports = matchAll(EXPORT_DECAL_RE, code, { type: "declaration" }); for (const declaredExport of declaredExports) { const extraNamesStr = declaredExport.extraNames; if (extraNamesStr) { const extraNames = matchAll(/,\s*(?\w+)/g, extraNamesStr, {}).map( (m) => m.name ); declaredExport.names = [declaredExport.name, ...extraNames]; } delete declaredExport.extraNames; } const namedExports = normalizeNamedExports( matchAll(EXPORT_NAMED_RE, code, { type: "named" }) ); const destructuredExports = matchAll( EXPORT_NAMED_DESTRUCT, code, { type: "named" } ); for (const namedExport of destructuredExports) { namedExport.exports = namedExport.exports1 || namedExport.exports2; namedExport.names = namedExport.exports.replace(/^\r?\n?/, "").split(/\s*,\s*/g).filter((name) => !TYPE_RE.test(name)).map( (name) => name.replace(/^.*?\s*:\s*/, "").replace(/\s*=\s*.*$/, "").trim() ); } const defaultExport = matchAll(EXPORT_DEFAULT_RE, code, { type: "default", name: "default" }); const starExports = matchAll(EXPORT_STAR_RE, code, { type: "star" }); const exports = normalizeExports([ ...declaredExports, ...namedExports, ...destructuredExports, ...defaultExport, ...starExports ]); if (exports.length === 0) { return []; } const exportLocations = _tryGetLocations(code, "export"); if (exportLocations && exportLocations.length === 0) { return []; } return ( // Filter false positive export matches _filterStatement(exportLocations, exports).filter((exp, index, exports2) => { const nextExport = exports2[index + 1]; return !nextExport || exp.type !== nextExport.type || !exp.name || exp.name !== nextExport.name; }) ); } function findTypeExports(code) { const declaredExports = matchAll( EXPORT_DECAL_TYPE_RE, code, { type: "declaration" } ); const namedExports = normalizeNamedExports( matchAll(EXPORT_NAMED_TYPE_RE, code, { type: "named" }) ); const exports = normalizeExports([ ...declaredExports, ...namedExports ]); if (exports.length === 0) { return []; } const exportLocations = _tryGetLocations(code, "export"); if (exportLocations && exportLocations.length === 0) { return []; } return ( // Filter false positive export matches _filterStatement(exportLocations, exports).filter((exp, index, exports2) => { const nextExport = exports2[index + 1]; return !nextExport || exp.type !== nextExport.type || !exp.name || exp.name !== nextExport.name; }) ); } function normalizeExports(exports) { for (const exp of exports) { if (!exp.name && exp.names && exp.names.length === 1) { exp.name = exp.names[0]; } if (exp.name === "default" && exp.type !== "default") { exp._type = exp.type; exp.type = "default"; } if (!exp.names && exp.name) { exp.names = [exp.name]; } } return exports; } function normalizeNamedExports(namedExports) { for (const namedExport of namedExports) { namedExport.names = namedExport.exports.replace(/^\r?\n?/, "").split(/\s*,\s*/g).filter((name) => !TYPE_RE.test(name)).map((name) => name.replace(/^.*?\sas\s/, "").trim()); } return namedExports; } function findExportNames(code) { return findExports(code).flatMap((exp) => exp.names).filter(Boolean); } async function resolveModuleExportNames(id, options) { const url = await resolvePath(id, options); const code = await loadURL(url); const exports = findExports(code); const exportNames = new Set( exports.flatMap((exp) => exp.names).filter(Boolean) ); for (const exp of exports) { if (exp.type === "star") { const subExports = await resolveModuleExportNames(exp.specifier, { ...options, url }); for (const subExport of subExports) { exportNames.add(subExport); } } } return [...exportNames]; } function _filterStatement(locations, statements) { return statements.filter((exp) => { return !locations || locations.some((location) => { return exp.start <= location.start && exp.end >= location.end; }); }); } function _tryGetLocations(code, label) { try { return _getLocations(code, label); } catch { } } function _getLocations(code, label) { const tokens = tokenizer(code, { ecmaVersion: "latest", sourceType: "module", allowHashBang: true, allowAwaitOutsideFunction: true, allowImportExportEverywhere: true }); const locations = []; for (const token of tokens) { if (token.type.label === label) { locations.push({ start: token.start, end: token.end }); } } return locations; } function createCommonJS(url) { const __filename = fileURLToPath(url); const __dirname = dirname(__filename); let _nativeRequire; const getNativeRequire = () => _nativeRequire || (_nativeRequire = createRequire(url)); function require(id) { return getNativeRequire()(id); } require.resolve = (id, options) => getNativeRequire().resolve(id, options); return { __filename, __dirname, require }; } function interopDefault(sourceModule, opts = {}) { if (!isObject(sourceModule) || !("default" in sourceModule)) { return sourceModule; } const defaultValue = sourceModule.default; if (defaultValue === void 0 || defaultValue === null) { return sourceModule; } if (typeof defaultValue !== "object") { return opts.preferNamespace ? sourceModule : defaultValue; } for (const key in sourceModule) { if (key === "default") { try { if (!(key in defaultValue)) { Object.defineProperty(defaultValue, key, { enumerable: false, configurable: false, get() { return defaultValue; } }); } } catch { } } else { try { if (!(key in defaultValue)) { Object.defineProperty(defaultValue, key, { enumerable: true, configurable: true, get() { return sourceModule[key]; } }); } } catch { } } } return defaultValue; } const EVAL_ESM_IMPORT_RE = /(?<=import .* from ["'])([^"']+)(?=["'])|(?<=export .* from ["'])([^"']+)(?=["'])|(?<=import\s*["'])([^"']+)(?=["'])|(?<=import\s*\(["'])([^"']+)(?=["']\))/g; async function loadModule(id, options = {}) { const url = await resolve(id, options); const code = await loadURL(url); return evalModule(code, { ...options, url }); } async function evalModule(code, options = {}) { const transformed = await transformModule(code, options); const dataURL = toDataURL(transformed); return import(dataURL).catch((error) => { error.stack = error.stack.replace( new RegExp(dataURL, "g"), options.url || "_mlly_eval_" ); throw error; }); } function transformModule(code, options) { if (options.url && options.url.endsWith(".json")) { return Promise.resolve("export default " + code); } if (options.url) { code = code.replace(/import\.meta\.url/g, `'${options.url}'`); } return Promise.resolve(code); } async function resolveImports(code, options) { const imports = [...code.matchAll(EVAL_ESM_IMPORT_RE)].map((m) => m[0]); if (imports.length === 0) { return code; } const uniqueImports = [...new Set(imports)]; const resolved = /* @__PURE__ */ new Map(); await Promise.all( uniqueImports.map(async (id) => { let url = await resolve(id, options); if (url.endsWith(".json")) { const code2 = await loadURL(url); url = toDataURL(await transformModule(code2, { url })); } resolved.set(id, url); }) ); const re = new RegExp( uniqueImports.map((index) => `(${index})`).join("|"), "g" ); return code.replace(re, (id) => resolved.get(id)); } const ESM_RE = /([\s;]|^)(import[\s\w*,{}]*from|import\s*["'*{]|export\b\s*(?:[*{]|default|class|type|function|const|var|let|async function)|import\.meta\b)/m; const CJS_RE = /([\s;]|^)(module.exports\b|exports\.\w|require\s*\(|global\.\w)/m; const COMMENT_RE = /\/\*.+?\*\/|\/\/.*(?=[nr])/g; const BUILTIN_EXTENSIONS = /* @__PURE__ */ new Set([".mjs", ".cjs", ".node", ".wasm"]); function hasESMSyntax(code, opts = {}) { if (opts.stripComments) { code = code.replace(COMMENT_RE, ""); } return ESM_RE.test(code); } function hasCJSSyntax(code, opts = {}) { if (opts.stripComments) { code = code.replace(COMMENT_RE, ""); } return CJS_RE.test(code); } function detectSyntax(code, opts = {}) { if (opts.stripComments) { code = code.replace(COMMENT_RE, ""); } const hasESM = hasESMSyntax(code, {}); const hasCJS = hasCJSSyntax(code, {}); return { hasESM, hasCJS, isMixed: hasESM && hasCJS }; } const validNodeImportDefaults = { allowedProtocols: ["node", "file", "data"] }; async function isValidNodeImport(id, _options = {}) { if (isNodeBuiltin(id)) { return true; } const options = { ...validNodeImportDefaults, ..._options }; const proto = getProtocol(id); if (proto && !options.allowedProtocols.includes(proto)) { return false; } if (proto === "data") { return true; } const resolvedPath = await resolvePath(id, options); const extension = extname$1(resolvedPath); if (BUILTIN_EXTENSIONS.has(extension)) { return true; } if (extension !== ".js") { return false; } const package_ = await readPackageJSON(resolvedPath).catch(() => { }); if (package_?.type === "module") { return true; } if (/\.(\w+-)?esm?(-\w+)?\.js$|\/(esm?)\//.test(resolvedPath)) { return false; } const code = options.code || await promises.readFile(resolvedPath, "utf8").catch(() => { }) || ""; return !hasESMSyntax(code); } export { DYNAMIC_IMPORT_RE, ESM_STATIC_IMPORT_RE, EXPORT_DECAL_RE, EXPORT_DECAL_TYPE_RE, createCommonJS, createResolve, detectSyntax, evalModule, fileURLToPath, findDynamicImports, findExportNames, findExports, findStaticImports, findTypeExports, findTypeImports, getProtocol, hasCJSSyntax, hasESMSyntax, interopDefault, isNodeBuiltin, isValidNodeImport, loadModule, loadURL, lookupNodeModuleSubpath, normalizeid, parseNodeModulePath, parseStaticImport, parseTypeImport, resolve, resolveImports, resolveModuleExportNames, resolvePath, resolvePathSync, resolveSync, sanitizeFilePath, sanitizeURIComponent, toDataURL, transformModule };