// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license. // deno-lint-ignore-file const core = globalThis.Deno.core; const ops = core.ops; const internals = globalThis.__bootstrap.internals; const primordials = globalThis.__bootstrap.primordials; const { ArrayIsArray, ArrayPrototypeIncludes, ArrayPrototypeIndexOf, ArrayPrototypeJoin, ArrayPrototypePush, ArrayPrototypeSlice, ArrayPrototypeSplice, ObjectGetOwnPropertyDescriptor, ObjectGetPrototypeOf, ObjectHasOwn, ObjectSetPrototypeOf, ObjectKeys, ObjectEntries, ObjectPrototype, ObjectCreate, Proxy, SafeMap, SafeWeakMap, SafeArrayIterator, JSONParse, String, StringPrototypeEndsWith, StringPrototypeIndexOf, StringPrototypeIncludes, StringPrototypeMatch, StringPrototypeSlice, StringPrototypeSplit, StringPrototypeStartsWith, StringPrototypeCharCodeAt, RegExpPrototypeTest, Error, TypeError, } = primordials; import { nodeGlobalThis } from "ext:deno_node/00_globals.js"; import _httpAgent from "ext:deno_node/_http_agent.mjs"; import _httpOutgoing from "ext:deno_node/_http_outgoing.ts"; import _streamDuplex from "ext:deno_node/internal/streams/duplex.mjs"; import _streamPassthrough from "ext:deno_node/internal/streams/passthrough.mjs"; import _streamReadable from "ext:deno_node/internal/streams/readable.mjs"; import _streamTransform from "ext:deno_node/internal/streams/transform.mjs"; import _streamWritable from "ext:deno_node/internal/streams/writable.mjs"; import assert from "ext:deno_node/assert.ts"; import assertStrict from "ext:deno_node/assert/strict.ts"; import asyncHooks from "ext:deno_node/async_hooks.ts"; import buffer from "ext:deno_node/buffer.ts"; import childProcess from "ext:deno_node/child_process.ts"; import cluster from "ext:deno_node/cluster.ts"; import console from "ext:deno_node/console.ts"; import constants from "ext:deno_node/constants.ts"; import crypto from "ext:deno_node/crypto.ts"; import dgram from "ext:deno_node/dgram.ts"; import diagnosticsChannel from "ext:deno_node/diagnostics_channel.ts"; import dns from "ext:deno_node/dns.ts"; import dnsPromises from "ext:deno_node/dns/promises.ts"; import domain from "ext:deno_node/domain.ts"; import events from "ext:deno_node/events.ts"; import fs from "ext:deno_node/fs.ts"; import fsPromises from "ext:deno_node/fs/promises.ts"; import http from "ext:deno_node/http.ts"; import http2 from "ext:deno_node/http2.ts"; import https from "ext:deno_node/https.ts"; import inspector from "ext:deno_node/inspector.ts"; import internalCp from "ext:deno_node/internal/child_process.ts"; import internalCryptoCertificate from "ext:deno_node/internal/crypto/certificate.ts"; import internalCryptoCipher from "ext:deno_node/internal/crypto/cipher.ts"; import internalCryptoDiffiehellman from "ext:deno_node/internal/crypto/diffiehellman.ts"; import internalCryptoHash from "ext:deno_node/internal/crypto/hash.ts"; import internalCryptoHkdf from "ext:deno_node/internal/crypto/hkdf.ts"; import internalCryptoKeygen from "ext:deno_node/internal/crypto/keygen.ts"; import internalCryptoKeys from "ext:deno_node/internal/crypto/keys.ts"; import internalCryptoPbkdf2 from "ext:deno_node/internal/crypto/pbkdf2.ts"; import internalCryptoRandom from "ext:deno_node/internal/crypto/random.ts"; import internalCryptoScrypt from "ext:deno_node/internal/crypto/scrypt.ts"; import internalCryptoSig from "ext:deno_node/internal/crypto/sig.ts"; import internalCryptoUtil from "ext:deno_node/internal/crypto/util.ts"; import internalCryptoX509 from "ext:deno_node/internal/crypto/x509.ts"; import internalDgram from "ext:deno_node/internal/dgram.ts"; import internalDnsPromises from "ext:deno_node/internal/dns/promises.ts"; import internalErrors from "ext:deno_node/internal/errors.ts"; import internalEventTarget from "ext:deno_node/internal/event_target.mjs"; import internalFsUtils from "ext:deno_node/internal/fs/utils.mjs"; import internalHttp from "ext:deno_node/internal/http.ts"; import internalReadlineUtils from "ext:deno_node/internal/readline/utils.mjs"; import internalStreamsAddAbortSignal from "ext:deno_node/internal/streams/add-abort-signal.mjs"; import internalStreamsBufferList from "ext:deno_node/internal/streams/buffer_list.mjs"; import internalStreamsLazyTransform from "ext:deno_node/internal/streams/lazy_transform.mjs"; import internalStreamsState from "ext:deno_node/internal/streams/state.mjs"; import internalTestBinding from "ext:deno_node/internal/test/binding.ts"; import internalTimers from "ext:deno_node/internal/timers.mjs"; import internalUtil from "ext:deno_node/internal/util.mjs"; import internalUtilInspect from "ext:deno_node/internal/util/inspect.mjs"; import net from "ext:deno_node/net.ts"; import os from "ext:deno_node/os.ts"; import pathPosix from "ext:deno_node/path/posix.ts"; import pathWin32 from "ext:deno_node/path/win32.ts"; import path from "ext:deno_node/path.ts"; import perfHooks from "ext:deno_node/perf_hooks.ts"; import punycode from "ext:deno_node/punycode.ts"; import process from "ext:deno_node/process.ts"; import querystring from "ext:deno_node/querystring.ts"; import readline from "ext:deno_node/readline.ts"; import readlinePromises from "ext:deno_node/readline/promises.ts"; import repl from "ext:deno_node/repl.ts"; import stream from "ext:deno_node/stream.ts"; import streamConsumers from "ext:deno_node/stream/consumers.mjs"; import streamPromises from "ext:deno_node/stream/promises.mjs"; import streamWeb from "ext:deno_node/stream/web.ts"; import stringDecoder from "ext:deno_node/string_decoder.ts"; import sys from "ext:deno_node/sys.ts"; import timers from "ext:deno_node/timers.ts"; import timersPromises from "ext:deno_node/timers/promises.ts"; import tls from "ext:deno_node/tls.ts"; import tty from "ext:deno_node/tty.ts"; import url from "ext:deno_node/url.ts"; import utilTypes from "ext:deno_node/util/types.ts"; import util from "ext:deno_node/util.ts"; import v8 from "ext:deno_node/v8.ts"; import vm from "ext:deno_node/vm.ts"; import workerThreads from "ext:deno_node/worker_threads.ts"; import wasi from "ext:deno_node/wasi.ts"; import zlib from "ext:deno_node/zlib.ts"; const nativeModuleExports = ObjectCreate(null); const builtinModules = []; // NOTE(bartlomieju): keep this list in sync with `ext/node/polyfill.rs` function setupBuiltinModules() { const nodeModules = { "_http_agent": _httpAgent, "_http_outgoing": _httpOutgoing, "_stream_duplex": _streamDuplex, "_stream_passthrough": _streamPassthrough, "_stream_readable": _streamReadable, "_stream_transform": _streamTransform, "_stream_writable": _streamWritable, assert, "assert/strict": assertStrict, "async_hooks": asyncHooks, buffer, crypto, console, constants, child_process: childProcess, cluster, dgram, diagnostics_channel: diagnosticsChannel, dns, "dns/promises": dnsPromises, domain, events, fs, "fs/promises": fsPromises, http, http2, https, inspector, "internal/child_process": internalCp, "internal/crypto/certificate": internalCryptoCertificate, "internal/crypto/cipher": internalCryptoCipher, "internal/crypto/diffiehellman": internalCryptoDiffiehellman, "internal/crypto/hash": internalCryptoHash, "internal/crypto/hkdf": internalCryptoHkdf, "internal/crypto/keygen": internalCryptoKeygen, "internal/crypto/keys": internalCryptoKeys, "internal/crypto/pbkdf2": internalCryptoPbkdf2, "internal/crypto/random": internalCryptoRandom, "internal/crypto/scrypt": internalCryptoScrypt, "internal/crypto/sig": internalCryptoSig, "internal/crypto/util": internalCryptoUtil, "internal/crypto/x509": internalCryptoX509, "internal/dgram": internalDgram, "internal/dns/promises": internalDnsPromises, "internal/errors": internalErrors, "internal/event_target": internalEventTarget, "internal/fs/utils": internalFsUtils, "internal/http": internalHttp, "internal/readline/utils": internalReadlineUtils, "internal/streams/add-abort-signal": internalStreamsAddAbortSignal, "internal/streams/buffer_list": internalStreamsBufferList, "internal/streams/lazy_transform": internalStreamsLazyTransform, "internal/streams/state": internalStreamsState, "internal/test/binding": internalTestBinding, "internal/timers": internalTimers, "internal/util/inspect": internalUtilInspect, "internal/util": internalUtil, net, os, "path/posix": pathPosix, "path/win32": pathWin32, path, perf_hooks: perfHooks, process, get punycode() { process.emitWarning( "The `punycode` module is deprecated. Please use a userland " + "alternative instead.", "DeprecationWarning", "DEP0040", ); return punycode; }, querystring, readline, "readline/promises": readlinePromises, repl, stream, "stream/consumers": streamConsumers, "stream/promises": streamPromises, "stream/web": streamWeb, string_decoder: stringDecoder, sys, timers, "timers/promises": timersPromises, tls, tty, url, util, "util/types": utilTypes, v8, vm, wasi, worker_threads: workerThreads, zlib, }; for (const [name, moduleExports] of ObjectEntries(nodeModules)) { nativeModuleExports[name] = moduleExports; ArrayPrototypePush(builtinModules, name); } } setupBuiltinModules(); // Map used to store CJS parsing data. const cjsParseCache = new SafeWeakMap(); function pathDirname(filepath) { if (filepath == null) { throw new Error("Empty filepath."); } else if (filepath === "") { return "."; } return ops.op_require_path_dirname(filepath); } function pathResolve(...args) { return ops.op_require_path_resolve(args); } const nativeModulePolyfill = new SafeMap(); const relativeResolveCache = ObjectCreate(null); let requireDepth = 0; let statCache = null; let isPreloading = false; let mainModule = null; let hasBrokenOnInspectBrk = false; let hasInspectBrk = false; // Are we running with --node-modules-dir flag? let usesLocalNodeModulesDir = false; function stat(filename) { // TODO: required only on windows // filename = path.toNamespacedPath(filename); if (statCache !== null) { const result = statCache.get(filename); if (result !== undefined) { return result; } } const result = ops.op_require_stat(filename); if (statCache !== null && result >= 0) { statCache.set(filename, result); } return result; } function updateChildren(parent, child, scan) { if (!parent) { return; } const children = parent.children; if (children && !(scan && ArrayPrototypeIncludes(children, child))) { ArrayPrototypePush(children, child); } } function tryFile(requestPath, _isMain) { const rc = stat(requestPath); if (rc !== 0) return; return toRealPath(requestPath); } function tryPackage(requestPath, exts, isMain, originalPath) { const packageJsonPath = pathResolve( requestPath, "package.json", ); const pkg = ops.op_require_read_package_scope(packageJsonPath)?.main; if (!pkg) { return tryExtensions( pathResolve(requestPath, "index"), exts, isMain, ); } const filename = pathResolve(requestPath, pkg); let actual = tryFile(filename, isMain) || tryExtensions(filename, exts, isMain) || tryExtensions( pathResolve(filename, "index"), exts, isMain, ); if (actual === false) { actual = tryExtensions( pathResolve(requestPath, "index"), exts, isMain, ); if (!actual) { // eslint-disable-next-line no-restricted-syntax const err = new Error( `Cannot find module '${filename}'. ` + 'Please verify that the package.json has a valid "main" entry', ); err.code = "MODULE_NOT_FOUND"; err.path = pathResolve( requestPath, "package.json", ); err.requestPath = originalPath; throw err; } else { nodeGlobalThis.process.emitWarning( `Invalid 'main' field in '${packageJsonPath}' of '${pkg}'. ` + "Please either fix that or report it to the module author", "DeprecationWarning", "DEP0128", ); } } return actual; } const realpathCache = new SafeMap(); function toRealPath(requestPath) { const maybeCached = realpathCache.get(requestPath); if (maybeCached) { return maybeCached; } const rp = ops.op_require_real_path(requestPath); realpathCache.set(requestPath, rp); return rp; } function tryExtensions(p, exts, isMain) { for (let i = 0; i < exts.length; i++) { const filename = tryFile(p + exts[i], isMain); if (filename) { return filename; } } return false; } // Find the longest (possibly multi-dot) extension registered in // Module._extensions function findLongestRegisteredExtension(filename) { const name = ops.op_require_path_basename(filename); let currentExtension; let index; let startIndex = 0; while ((index = StringPrototypeIndexOf(name, ".", startIndex)) !== -1) { startIndex = index + 1; if (index === 0) continue; // Skip dotfiles like .gitignore currentExtension = StringPrototypeSlice(name, index); if (Module._extensions[currentExtension]) { return currentExtension; } } return ".js"; } function getExportsForCircularRequire(module) { if ( module.exports && ObjectGetPrototypeOf(module.exports) === ObjectPrototype && // Exclude transpiled ES6 modules / TypeScript code because those may // employ unusual patterns for accessing 'module.exports'. That should // be okay because ES6 modules have a different approach to circular // dependencies anyway. !module.exports.__esModule ) { // This is later unset once the module is done loading. ObjectSetPrototypeOf( module.exports, CircularRequirePrototypeWarningProxy, ); } return module.exports; } function emitCircularRequireWarning(prop) { nodeGlobalThis.process.emitWarning( `Accessing non-existent property '${String(prop)}' of module exports ` + "inside circular dependency", ); } // A Proxy that can be used as the prototype of a module.exports object and // warns when non-existent properties are accessed. const CircularRequirePrototypeWarningProxy = new Proxy({}, { get(target, prop) { // Allow __esModule access in any case because it is used in the output // of transpiled code to determine whether something comes from an // ES module, and is not used as a regular key of `module.exports`. if (prop in target || prop === "__esModule") return target[prop]; emitCircularRequireWarning(prop); return undefined; }, getOwnPropertyDescriptor(target, prop) { if ( ObjectHasOwn(target, prop) || prop === "__esModule" ) { return ObjectGetOwnPropertyDescriptor(target, prop); } emitCircularRequireWarning(prop); return undefined; }, }); const moduleParentCache = new SafeWeakMap(); function Module(id = "", parent) { this.id = id; this.path = pathDirname(id); this.exports = {}; moduleParentCache.set(this, parent); updateChildren(parent, this, false); this.filename = null; this.loaded = false; this.children = []; } Module.builtinModules = builtinModules; Module._extensions = ObjectCreate(null); Module._cache = ObjectCreate(null); Module._pathCache = ObjectCreate(null); let modulePaths = []; Module.globalPaths = modulePaths; const CHAR_FORWARD_SLASH = 47; const TRAILING_SLASH_REGEX = /(?:^|\/)\.?\.$/; const encodedSepRegEx = /%2F|%2C/i; function finalizeEsmResolution( resolved, parentPath, pkgPath, ) { if (RegExpPrototypeTest(encodedSepRegEx, resolved)) { throw new ERR_INVALID_MODULE_SPECIFIER( resolved, 'must not include encoded "/" or "\\" characters', parentPath, ); } // const filename = fileURLToPath(resolved); const filename = resolved; const actual = tryFile(filename, false); if (actual) { return actual; } throw new ERR_MODULE_NOT_FOUND( filename, path.resolve(pkgPath, "package.json"), ); } // This only applies to requests of a specific form: // 1. name/.* // 2. @scope/name/.* const EXPORTS_PATTERN = /^((?:@[^/\\%]+\/)?[^./\\%][^/\\%]*)(\/.*)?$/; function resolveExports( modulesPath, request, parentPath, usesLocalNodeModulesDir, ) { // The implementation's behavior is meant to mirror resolution in ESM. const [, name, expansion = ""] = StringPrototypeMatch(request, EXPORTS_PATTERN) || []; if (!name) { return; } return ops.op_require_resolve_exports( usesLocalNodeModulesDir, modulesPath, request, name, expansion, parentPath, ) ?? false; } Module._findPath = function (request, paths, isMain, parentPath) { const absoluteRequest = ops.op_require_path_is_absolute(request); if (absoluteRequest) { paths = [""]; } else if (!paths || paths.length === 0) { return false; } const cacheKey = request + "\x00" + ArrayPrototypeJoin(paths, "\x00"); const entry = Module._pathCache[cacheKey]; if (entry) { return entry; } let exts; let trailingSlash = request.length > 0 && StringPrototypeCharCodeAt(request, request.length - 1) === CHAR_FORWARD_SLASH; if (!trailingSlash) { trailingSlash = RegExpPrototypeTest(TRAILING_SLASH_REGEX, request); } // For each path for (let i = 0; i < paths.length; i++) { // Don't search further if path doesn't exist const curPath = paths[i]; if (curPath && stat(curPath) < 1) continue; if (!absoluteRequest) { const exportsResolved = resolveExports( curPath, request, parentPath, usesLocalNodeModulesDir, ); if (exportsResolved) { return exportsResolved; } } let basePath; if (usesLocalNodeModulesDir) { basePath = pathResolve(curPath, request); } else { const isDenoDirPackage = ops.op_require_is_deno_dir_package( curPath, ); const isRelative = ops.op_require_is_request_relative( request, ); basePath = (isDenoDirPackage && !isRelative) ? pathResolve(curPath, packageSpecifierSubPath(request)) : pathResolve(curPath, request); } let filename; const rc = stat(basePath); if (!trailingSlash) { if (rc === 0) { // File. filename = toRealPath(basePath); } if (!filename) { // Try it with each of the extensions if (exts === undefined) { exts = ObjectKeys(Module._extensions); } filename = tryExtensions(basePath, exts, isMain); } } if (!filename && rc === 1) { // Directory. // try it with each of the extensions at "index" if (exts === undefined) { exts = ObjectKeys(Module._extensions); } filename = tryPackage(basePath, exts, isMain, request); } if (filename) { Module._pathCache[cacheKey] = filename; return filename; } } return false; }; /** * Get a list of potential module directories * @param {string} fromPath The directory name of the module * @returns {string[]} List of module directories */ Module._nodeModulePaths = function (fromPath) { return ops.op_require_node_module_paths(fromPath); }; Module._resolveLookupPaths = function (request, parent) { const paths = []; if (ops.op_require_is_request_relative(request)) { ArrayPrototypePush( paths, parent?.filename ? ops.op_require_path_dirname(parent.filename) : ".", ); return paths; } if ( !usesLocalNodeModulesDir && parent?.filename && parent.filename.length > 0 ) { const denoDirPath = ops.op_require_resolve_deno_dir( request, parent.filename, ); if (denoDirPath) { ArrayPrototypePush(paths, denoDirPath); } } const lookupPathsResult = ops.op_require_resolve_lookup_paths( request, parent?.paths, parent?.filename ?? "", ); if (lookupPathsResult) { ArrayPrototypePush(paths, ...new SafeArrayIterator(lookupPathsResult)); } return paths; }; Module._load = function (request, parent, isMain) { let relResolveCacheIdentifier; if (parent) { // Fast path for (lazy loaded) modules in the same directory. The indirect // caching is required to allow cache invalidation without changing the old // cache key names. relResolveCacheIdentifier = `${parent.path}\x00${request}`; const filename = relativeResolveCache[relResolveCacheIdentifier]; if (filename !== undefined) { const cachedModule = Module._cache[filename]; if (cachedModule !== undefined) { updateChildren(parent, cachedModule, true); if (!cachedModule.loaded) { return getExportsForCircularRequire(cachedModule); } return cachedModule.exports; } delete relativeResolveCache[relResolveCacheIdentifier]; } } const filename = Module._resolveFilename(request, parent, isMain); if (StringPrototypeStartsWith(filename, "node:")) { // Slice 'node:' prefix const id = StringPrototypeSlice(filename, 5); const module = loadNativeModule(id, id); if (!module) { // TODO: // throw new ERR_UNKNOWN_BUILTIN_MODULE(filename); throw new Error("Unknown built-in module"); } return module.exports; } const cachedModule = Module._cache[filename]; if (cachedModule !== undefined) { updateChildren(parent, cachedModule, true); if (!cachedModule.loaded) { return getExportsForCircularRequire(cachedModule); } return cachedModule.exports; } const mod = loadNativeModule(filename, request); if ( mod ) { return mod.exports; } // Don't call updateChildren(), Module constructor already does. const module = cachedModule || new Module(filename, parent); if (isMain) { nodeGlobalThis.process.mainModule = module; mainModule = module; module.id = "."; } Module._cache[filename] = module; if (parent !== undefined) { relativeResolveCache[relResolveCacheIdentifier] = filename; } let threw = true; try { module.load(filename); threw = false; } finally { if (threw) { delete Module._cache[filename]; if (parent !== undefined) { delete relativeResolveCache[relResolveCacheIdentifier]; const children = parent?.children; if (ArrayIsArray(children)) { const index = ArrayPrototypeIndexOf(children, module); if (index !== -1) { ArrayPrototypeSplice(children, index, 1); } } } } else if ( module.exports && ObjectGetPrototypeOf(module.exports) === CircularRequirePrototypeWarningProxy ) { ObjectSetPrototypeOf(module.exports, ObjectPrototype); } } return module.exports; }; Module._resolveFilename = function ( request, parent, isMain, options, ) { if ( StringPrototypeStartsWith(request, "node:") || nativeModuleCanBeRequiredByUsers(request) ) { return request; } let paths; if (typeof options === "object" && options !== null) { if (ArrayIsArray(options.paths)) { const isRelative = ops.op_require_is_request_relative( request, ); if (isRelative) { paths = options.paths; } else { const fakeParent = new Module("", null); paths = []; for (let i = 0; i < options.paths.length; i++) { const path = options.paths[i]; fakeParent.paths = Module._nodeModulePaths(path); const lookupPaths = Module._resolveLookupPaths(request, fakeParent); for (let j = 0; j < lookupPaths.length; j++) { if (!ArrayPrototypeIncludes(paths, lookupPaths[j])) { ArrayPrototypePush(paths, lookupPaths[j]); } } } } } else if (options.paths === undefined) { paths = Module._resolveLookupPaths(request, parent); } else { // TODO: // throw new ERR_INVALID_ARG_VALUE("options.paths", options.paths); throw new Error("Invalid arg value options.paths", options.path); } } else { paths = Module._resolveLookupPaths(request, parent); } if (parent?.filename) { if (request[0] === "#") { const maybeResolved = ops.op_require_package_imports_resolve( parent.filename, request, ); if (maybeResolved) { return maybeResolved; } } } // Try module self resolution first const parentPath = ops.op_require_try_self_parent_path( !!parent, parent?.filename, parent?.id, ); const selfResolved = ops.op_require_try_self(parentPath, request); if (selfResolved) { const cacheKey = request + "\x00" + (paths.length === 1 ? paths[0] : ArrayPrototypeJoin(paths, "\x00")); Module._pathCache[cacheKey] = selfResolved; return selfResolved; } // Look up the filename first, since that's the cache key. const filename = Module._findPath( request, paths, isMain, parentPath, ); if (filename) return filename; const requireStack = []; for (let cursor = parent; cursor; cursor = moduleParentCache.get(cursor)) { ArrayPrototypePush(requireStack, cursor.filename || cursor.id); } let message = `Cannot find module '${request}'`; if (requireStack.length > 0) { message = message + "\nRequire stack:\n- " + ArrayPrototypeJoin(requireStack, "\n- "); } // eslint-disable-next-line no-restricted-syntax const err = new Error(message); err.code = "MODULE_NOT_FOUND"; err.requireStack = requireStack; throw err; }; /** * Internal CommonJS API to always require modules before requiring the actual * one when calling `require("my-module")`. This is used by require hooks such * as `ts-node/register`. * @param {string[]} requests List of modules to preload */ Module._preloadModules = function (requests) { if (!ArrayIsArray(requests) || requests.length === 0) { return; } const parent = new Module("internal/preload", null); // All requested files must be resolved against cwd parent.paths = Module._nodeModulePaths(process.cwd()); for (let i = 0; i < requests.length; i++) { parent.require(requests[i]); } }; Module.prototype.load = function (filename) { if (this.loaded) { throw Error("Module already loaded"); } // Canonicalize the path so it's not pointing to the symlinked directory // in `node_modules` directory of the referrer. this.filename = ops.op_require_real_path(filename); this.paths = Module._nodeModulePaths( pathDirname(this.filename), ); const extension = findLongestRegisteredExtension(filename); // allow .mjs to be overridden if ( StringPrototypeEndsWith(filename, ".mjs") && !Module._extensions[".mjs"] ) { // TODO: use proper error class throw new Error("require ESM", filename); } Module._extensions[extension](this, filename); this.loaded = true; // TODO: do caching }; // Loads a module at the given file path. Returns that module's // `exports` property. Module.prototype.require = function (id) { if (typeof id !== "string") { // TODO(bartlomieju): it should use different error type // ("ERR_INVALID_ARG_VALUE") throw new TypeError("Invalid argument type"); } if (id === "") { // TODO(bartlomieju): it should use different error type // ("ERR_INVALID_ARG_VALUE") throw new TypeError("id must be non empty"); } requireDepth++; try { return Module._load(id, this, /* isMain */ false); } finally { requireDepth--; } }; Module.wrapper = [ // We provide the non-standard APIs in the CommonJS wrapper // to avoid exposing them in global namespace. "(function (exports, require, module, __filename, __dirname, globalThis) { const { Buffer, clearImmediate, clearInterval, clearTimeout, console, global, process, setImmediate, setInterval, setTimeout, performance} = globalThis; var window = undefined; (function () {", "\n}).call(this); })", ]; Module.wrap = function (script) { script = script.replace(/^#!.*?\n/, ""); return `${Module.wrapper[0]}${script}${Module.wrapper[1]}`; }; function enrichCJSError(error) { if (error instanceof SyntaxError) { if ( StringPrototypeIncludes( error.message, "Cannot use import statement outside a module", ) || StringPrototypeIncludes(error.message, "Unexpected token 'export'") ) { console.error( 'To load an ES module, set "type": "module" in the package.json or use ' + "the .mjs extension.", ); } } } function wrapSafe( filename, content, cjsModuleInstance, ) { const wrapper = Module.wrap(content); const [f, err] = core.evalContext(wrapper, `file://${filename}`); if (err) { if (nodeGlobalThis.process.mainModule === cjsModuleInstance) { enrichCJSError(err.thrown); } throw err.thrown; } return f; } Module.prototype._compile = function (content, filename) { const compiledWrapper = wrapSafe(filename, content, this); const dirname = pathDirname(filename); const require = makeRequireFunction(this); const exports = this.exports; const thisValue = exports; const module = this; if (requireDepth === 0) { statCache = new SafeMap(); } if (hasInspectBrk && !hasBrokenOnInspectBrk) { hasBrokenOnInspectBrk = true; ops.op_require_break_on_next_statement(); } const result = compiledWrapper.call( thisValue, exports, require, this, filename, dirname, nodeGlobalThis, ); if (requireDepth === 0) { statCache = null; } return result; }; Module._extensions[".js"] = function (module, filename) { const content = ops.op_require_read_file(filename); if (StringPrototypeEndsWith(filename, ".js")) { const pkg = ops.op_require_read_package_scope(filename); if (pkg && pkg.exists && pkg.typ == "module") { let message = `Trying to import ESM module: ${filename}`; if (module.parent) { message += ` from ${module.parent.filename}`; } message += ` using require()`; throw new Error(message); } } module._compile(content, filename); }; function stripBOM(content) { if (StringPrototypeCharCodeAt(content, 0) === 0xfeff) { content = StringPrototypeSlice(content, 1); } return content; } // Native extension for .json Module._extensions[".json"] = function (module, filename) { const content = ops.op_require_read_file(filename); try { module.exports = JSONParse(stripBOM(content)); } catch (err) { err.message = filename + ": " + err.message; throw err; } }; // Native extension for .node Module._extensions[".node"] = function (module, filename) { if (filename.endsWith("fsevents.node")) { throw new Error("Using fsevents module is currently not supported"); } module.exports = ops.op_napi_open(filename, nodeGlobalThis); }; function createRequireFromPath(filename) { const proxyPath = ops.op_require_proxy_path(filename); const mod = new Module(proxyPath); mod.filename = proxyPath; mod.paths = Module._nodeModulePaths(mod.path); return makeRequireFunction(mod); } function makeRequireFunction(mod) { const require = function require(path) { return mod.require(path); }; function resolve(request, options) { return Module._resolveFilename(request, mod, false, options); } require.resolve = resolve; function paths(request) { return Module._resolveLookupPaths(request, mod); } resolve.paths = paths; require.main = mainModule; // Enable support to add extra extension types. require.extensions = Module._extensions; require.cache = Module._cache; return require; } // Matches to: // - /foo/... // - \foo\... // - C:/foo/... // - C:\foo\... const RE_START_OF_ABS_PATH = /^([/\\]|[a-zA-Z]:[/\\])/; function isAbsolute(filenameOrUrl) { return RE_START_OF_ABS_PATH.test(filenameOrUrl); } function createRequire(filenameOrUrl) { let fileUrlStr; if (filenameOrUrl instanceof URL) { if (filenameOrUrl.protocol !== "file:") { throw new Error( `The argument 'filename' must be a file URL object, file URL string, or absolute path string. Received ${filenameOrUrl}`, ); } fileUrlStr = filenameOrUrl.toString(); } else if (typeof filenameOrUrl === "string") { if (!filenameOrUrl.startsWith("file:") && !isAbsolute(filenameOrUrl)) { throw new Error( `The argument 'filename' must be a file URL object, file URL string, or absolute path string. Received ${filenameOrUrl}`, ); } fileUrlStr = filenameOrUrl; } else { throw new Error( `The argument 'filename' must be a file URL object, file URL string, or absolute path string. Received ${filenameOrUrl}`, ); } const filename = ops.op_require_as_file_path(fileUrlStr); return createRequireFromPath(filename); } Module.createRequire = createRequire; Module._initPaths = function () { const paths = ops.op_require_init_paths(); modulePaths = paths; Module.globalPaths = ArrayPrototypeSlice(modulePaths); }; Module.syncBuiltinESMExports = function syncBuiltinESMExports() { throw new Error("not implemented"); }; // Mostly used by tools like ts-node. Module.runMain = function () { Module._load(process.argv[1], null, true); }; Module.Module = Module; nativeModuleExports.module = Module; function loadNativeModule(_id, request) { if (nativeModulePolyfill.has(request)) { return nativeModulePolyfill.get(request); } const modExports = nativeModuleExports[request]; if (modExports) { const nodeMod = new Module(request); nodeMod.exports = modExports; nodeMod.loaded = true; nativeModulePolyfill.set(request, nodeMod); return nodeMod; } return undefined; } function nativeModuleCanBeRequiredByUsers(request) { return !!nativeModuleExports[request]; } function readPackageScope() { throw new Error("not implemented"); } /** @param specifier {string} */ function packageSpecifierSubPath(specifier) { let parts = StringPrototypeSplit(specifier, "/"); if (StringPrototypeStartsWith(parts[0], "@")) { parts = ArrayPrototypeSlice(parts, 2); } else { parts = ArrayPrototypeSlice(parts, 1); } return ArrayPrototypeJoin(parts, "/"); } // This is a temporary namespace, that will be removed when initializing // in `02_init.js`. internals.requireImpl = { setUsesLocalNodeModulesDir() { usesLocalNodeModulesDir = true; }, setInspectBrk() { hasInspectBrk = true; }, Module, nativeModuleExports, }; export { builtinModules, createRequire, Module }; export const _cache = Module._cache; export const _extensions = Module._extensions; export const _findPath = Module._findPath; export const _initPaths = Module._initPaths; export const _load = Module._load; export const _nodeModulePaths = Module._nodeModulePaths; export const _pathCache = Module._pathCache; export const _preloadModules = Module._preloadModules; export const _resolveFilename = Module._resolveFilename; export const _resolveLookupPaths = Module._resolveLookupPaths; export const globalPaths = Module.globalPaths; export const wrap = Module.wrap; export default Module;