mirror of
https://github.com/denoland/deno.git
synced 2024-10-31 09:14:20 -04:00
e7d7da85df
This commit fixes CJS resolution when there's a local "node_modules/" directory. Before this commit relative imports from CJS files where resolved relative to root directory of the package instead of relative to referrer file.
887 lines
24 KiB
JavaScript
887 lines
24 KiB
JavaScript
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
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// deno-lint-ignore-file
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"use strict";
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((window) => {
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const {
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ArrayIsArray,
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ArrayPrototypeIncludes,
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ArrayPrototypeIndexOf,
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ArrayPrototypeJoin,
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ArrayPrototypePush,
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ArrayPrototypeSlice,
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ArrayPrototypeSplice,
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ObjectGetOwnPropertyDescriptor,
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ObjectGetPrototypeOf,
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ObjectPrototypeHasOwnProperty,
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ObjectSetPrototypeOf,
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ObjectKeys,
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ObjectPrototype,
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ObjectCreate,
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Proxy,
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SafeMap,
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SafeWeakMap,
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SafeArrayIterator,
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JSONParse,
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String,
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StringPrototypeEndsWith,
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StringPrototypeIndexOf,
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StringPrototypeIncludes,
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StringPrototypeMatch,
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StringPrototypeSlice,
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StringPrototypeSplit,
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StringPrototypeStartsWith,
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StringPrototypeCharCodeAt,
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RegExpPrototypeTest,
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Error,
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TypeError,
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} = window.__bootstrap.primordials;
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const core = window.Deno.core;
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const ops = core.ops;
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const { node } = window.__bootstrap.internals;
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// Map used to store CJS parsing data.
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const cjsParseCache = new SafeWeakMap();
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function pathDirname(filepath) {
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if (filepath == null || filepath === "") {
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throw new Error("Empty filepath.");
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}
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return ops.op_require_path_dirname(filepath);
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}
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function pathResolve(...args) {
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return ops.op_require_path_resolve(args);
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}
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function assert(cond) {
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if (!cond) {
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throw Error("assert");
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}
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}
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const nativeModulePolyfill = new SafeMap();
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const relativeResolveCache = ObjectCreate(null);
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let requireDepth = 0;
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let statCache = null;
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let isPreloading = false;
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let mainModule = null;
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function stat(filename) {
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// TODO: required only on windows
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// filename = path.toNamespacedPath(filename);
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if (statCache !== null) {
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const result = statCache.get(filename);
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if (result !== undefined) {
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return result;
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}
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}
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const result = ops.op_require_stat(filename);
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if (statCache !== null && result >= 0) {
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statCache.set(filename, result);
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}
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return result;
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}
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function updateChildren(parent, child, scan) {
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if (!parent) {
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return;
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}
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const children = parent.children;
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if (children && !(scan && ArrayPrototypeIncludes(children, child))) {
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ArrayPrototypePush(children, child);
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}
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}
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function tryFile(requestPath, _isMain) {
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const rc = stat(requestPath);
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if (rc !== 0) return;
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return toRealPath(requestPath);
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}
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function tryPackage(requestPath, exts, isMain, originalPath) {
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const packageJsonPath = pathResolve(
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requestPath,
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"package.json",
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);
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const pkg = core.ops.op_require_read_package_scope(packageJsonPath)?.main;
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if (!pkg) {
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return tryExtensions(
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pathResolve(requestPath, "index"),
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exts,
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isMain,
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);
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}
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const filename = pathResolve(requestPath, pkg);
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let actual = tryFile(filename, isMain) ||
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tryExtensions(filename, exts, isMain) ||
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tryExtensions(
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pathResolve(filename, "index"),
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exts,
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isMain,
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);
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if (actual === false) {
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actual = tryExtensions(
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pathResolve(requestPath, "index"),
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exts,
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isMain,
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);
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if (!actual) {
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// eslint-disable-next-line no-restricted-syntax
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const err = new Error(
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`Cannot find module '${filename}'. ` +
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'Please verify that the package.json has a valid "main" entry',
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);
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err.code = "MODULE_NOT_FOUND";
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err.path = pathResolve(
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requestPath,
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"package.json",
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);
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err.requestPath = originalPath;
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throw err;
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} else {
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node.globalThis.process.emitWarning(
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`Invalid 'main' field in '${packageJsonPath}' of '${pkg}'. ` +
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"Please either fix that or report it to the module author",
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"DeprecationWarning",
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"DEP0128",
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);
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}
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}
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return actual;
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}
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const realpathCache = new SafeMap();
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function toRealPath(requestPath) {
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const maybeCached = realpathCache.get(requestPath);
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if (maybeCached) {
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return maybeCached;
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}
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const rp = ops.op_require_real_path(requestPath);
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realpathCache.set(requestPath, rp);
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return rp;
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}
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function tryExtensions(p, exts, isMain) {
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for (let i = 0; i < exts.length; i++) {
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const filename = tryFile(p + exts[i], isMain);
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if (filename) {
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return filename;
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}
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}
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return false;
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}
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// Find the longest (possibly multi-dot) extension registered in
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// Module._extensions
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function findLongestRegisteredExtension(filename) {
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const name = ops.op_require_path_basename(filename);
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let currentExtension;
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let index;
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let startIndex = 0;
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while ((index = StringPrototypeIndexOf(name, ".", startIndex)) !== -1) {
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startIndex = index + 1;
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if (index === 0) continue; // Skip dotfiles like .gitignore
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currentExtension = StringPrototypeSlice(name, index);
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if (Module._extensions[currentExtension]) {
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return currentExtension;
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}
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}
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return ".js";
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}
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function getExportsForCircularRequire(module) {
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if (
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module.exports &&
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ObjectGetPrototypeOf(module.exports) === ObjectPrototype &&
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// Exclude transpiled ES6 modules / TypeScript code because those may
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// employ unusual patterns for accessing 'module.exports'. That should
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// be okay because ES6 modules have a different approach to circular
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// dependencies anyway.
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!module.exports.__esModule
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) {
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// This is later unset once the module is done loading.
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ObjectSetPrototypeOf(
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module.exports,
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CircularRequirePrototypeWarningProxy,
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);
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}
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return module.exports;
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}
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function emitCircularRequireWarning(prop) {
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node.globalThis.process.emitWarning(
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`Accessing non-existent property '${String(prop)}' of module exports ` +
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"inside circular dependency",
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);
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}
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// A Proxy that can be used as the prototype of a module.exports object and
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// warns when non-existent properties are accessed.
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const CircularRequirePrototypeWarningProxy = new Proxy({}, {
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get(target, prop) {
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// Allow __esModule access in any case because it is used in the output
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// of transpiled code to determine whether something comes from an
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// ES module, and is not used as a regular key of `module.exports`.
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if (prop in target || prop === "__esModule") return target[prop];
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emitCircularRequireWarning(prop);
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return undefined;
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},
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getOwnPropertyDescriptor(target, prop) {
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if (
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ObjectPrototypeHasOwnProperty(target, prop) || prop === "__esModule"
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) {
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return ObjectGetOwnPropertyDescriptor(target, prop);
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}
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emitCircularRequireWarning(prop);
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return undefined;
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},
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});
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const moduleParentCache = new SafeWeakMap();
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function Module(id = "", parent) {
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this.id = id;
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this.path = pathDirname(id);
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this.exports = {};
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moduleParentCache.set(this, parent);
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updateChildren(parent, this, false);
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this.filename = null;
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this.loaded = false;
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this.children = [];
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}
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Module.builtinModules = node.builtinModules;
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Module._extensions = ObjectCreate(null);
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Module._cache = ObjectCreate(null);
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Module._pathCache = ObjectCreate(null);
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let modulePaths = [];
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Module.globalPaths = modulePaths;
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const CHAR_FORWARD_SLASH = 47;
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const TRAILING_SLASH_REGEX = /(?:^|\/)\.?\.$/;
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const encodedSepRegEx = /%2F|%2C/i;
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function finalizeEsmResolution(
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resolved,
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parentPath,
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pkgPath,
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) {
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if (RegExpPrototypeTest(encodedSepRegEx, resolved)) {
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throw new ERR_INVALID_MODULE_SPECIFIER(
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resolved,
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'must not include encoded "/" or "\\" characters',
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parentPath,
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);
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}
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// const filename = fileURLToPath(resolved);
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const filename = resolved;
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const actual = tryFile(filename, false);
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if (actual) {
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return actual;
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}
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throw new ERR_MODULE_NOT_FOUND(
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filename,
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path.resolve(pkgPath, "package.json"),
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);
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}
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// This only applies to requests of a specific form:
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// 1. name/.*
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// 2. @scope/name/.*
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const EXPORTS_PATTERN = /^((?:@[^/\\%]+\/)?[^./\\%][^/\\%]*)(\/.*)?$/;
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function resolveExports(modulesPath, request, parentPath) {
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// The implementation's behavior is meant to mirror resolution in ESM.
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const [, name, expansion = ""] =
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StringPrototypeMatch(request, EXPORTS_PATTERN) || [];
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if (!name) {
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return;
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}
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return core.ops.op_require_resolve_exports(
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modulesPath,
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request,
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name,
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expansion,
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parentPath,
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) ?? false;
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}
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Module._findPath = function (request, paths, isMain, parentPath) {
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const absoluteRequest = ops.op_require_path_is_absolute(request);
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if (absoluteRequest) {
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paths = [""];
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} else if (!paths || paths.length === 0) {
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return false;
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}
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const cacheKey = request + "\x00" + ArrayPrototypeJoin(paths, "\x00");
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const entry = Module._pathCache[cacheKey];
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if (entry) {
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return entry;
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}
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let exts;
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let trailingSlash = request.length > 0 &&
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StringPrototypeCharCodeAt(request, request.length - 1) ===
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CHAR_FORWARD_SLASH;
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if (!trailingSlash) {
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trailingSlash = RegExpPrototypeTest(TRAILING_SLASH_REGEX, request);
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}
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// For each path
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for (let i = 0; i < paths.length; i++) {
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// Don't search further if path doesn't exist
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const curPath = paths[i];
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if (curPath && stat(curPath) < 1) continue;
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if (!absoluteRequest) {
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const exportsResolved = resolveExports(curPath, request, parentPath);
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if (exportsResolved) {
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return exportsResolved;
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}
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}
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const isDenoDirPackage = Deno.core.ops.op_require_is_deno_dir_package(
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curPath,
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);
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const isRelative = ops.op_require_is_request_relative(
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request,
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);
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// TODO(bartlomieju): could be a single op
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const basePath = (isDenoDirPackage && !isRelative)
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? pathResolve(curPath, packageSpecifierSubPath(request))
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: pathResolve(curPath, request);
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let filename;
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const rc = stat(basePath);
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if (!trailingSlash) {
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if (rc === 0) { // File.
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filename = toRealPath(basePath);
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}
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if (!filename) {
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// Try it with each of the extensions
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if (exts === undefined) {
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exts = ObjectKeys(Module._extensions);
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}
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filename = tryExtensions(basePath, exts, isMain);
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}
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}
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if (!filename && rc === 1) { // Directory.
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// try it with each of the extensions at "index"
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if (exts === undefined) {
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exts = ObjectKeys(Module._extensions);
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}
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filename = tryPackage(basePath, exts, isMain, request);
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}
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if (filename) {
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Module._pathCache[cacheKey] = filename;
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return filename;
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}
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}
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return false;
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};
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Module._nodeModulePaths = function (fromPath) {
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return ops.op_require_node_module_paths(fromPath);
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};
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Module._resolveLookupPaths = function (request, parent) {
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const paths = [];
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if (core.ops.op_require_is_request_relative(request) && parent?.filename) {
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ArrayPrototypePush(
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paths,
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core.ops.op_require_path_dirname(parent.filename),
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);
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return paths;
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}
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if (parent?.filename && parent.filename.length > 0) {
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const denoDirPath = core.ops.op_require_resolve_deno_dir(
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request,
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parent.filename,
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);
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if (denoDirPath) {
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ArrayPrototypePush(paths, denoDirPath);
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}
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}
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const lookupPathsResult = ops.op_require_resolve_lookup_paths(
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request,
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parent?.paths,
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parent?.filename ?? "",
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);
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if (lookupPathsResult) {
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ArrayPrototypePush(paths, ...new SafeArrayIterator(lookupPathsResult));
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}
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return paths;
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};
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Module._load = function (request, parent, isMain) {
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let relResolveCacheIdentifier;
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if (parent) {
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// Fast path for (lazy loaded) modules in the same directory. The indirect
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// caching is required to allow cache invalidation without changing the old
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// cache key names.
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relResolveCacheIdentifier = `${parent.path}\x00${request}`;
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const filename = relativeResolveCache[relResolveCacheIdentifier];
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if (filename !== undefined) {
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const cachedModule = Module._cache[filename];
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if (cachedModule !== undefined) {
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updateChildren(parent, cachedModule, true);
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if (!cachedModule.loaded) {
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return getExportsForCircularRequire(cachedModule);
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}
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return cachedModule.exports;
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}
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delete relativeResolveCache[relResolveCacheIdentifier];
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}
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}
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const filename = Module._resolveFilename(request, parent, isMain);
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if (StringPrototypeStartsWith(filename, "node:")) {
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// Slice 'node:' prefix
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const id = StringPrototypeSlice(filename, 5);
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const module = loadNativeModule(id, id);
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if (!module) {
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// TODO:
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// throw new ERR_UNKNOWN_BUILTIN_MODULE(filename);
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throw new Error("Unknown built-in module");
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}
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return module.exports;
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}
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const cachedModule = Module._cache[filename];
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if (cachedModule !== undefined) {
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updateChildren(parent, cachedModule, true);
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if (!cachedModule.loaded) {
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return getExportsForCircularRequire(cachedModule);
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}
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return cachedModule.exports;
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}
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const mod = loadNativeModule(filename, request);
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if (
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mod
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) {
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return mod.exports;
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}
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// Don't call updateChildren(), Module constructor already does.
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const module = cachedModule || new Module(filename, parent);
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if (isMain) {
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node.globalThis.process.mainModule = module;
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mainModule = module;
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module.id = ".";
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}
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Module._cache[filename] = module;
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if (parent !== undefined) {
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relativeResolveCache[relResolveCacheIdentifier] = filename;
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}
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let threw = true;
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try {
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module.load(filename);
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threw = false;
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} finally {
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if (threw) {
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delete Module._cache[filename];
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if (parent !== undefined) {
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delete relativeResolveCache[relResolveCacheIdentifier];
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const children = parent?.children;
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if (ArrayIsArray(children)) {
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const index = ArrayPrototypeIndexOf(children, module);
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if (index !== -1) {
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ArrayPrototypeSplice(children, index, 1);
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}
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}
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}
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} else if (
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module.exports &&
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ObjectGetPrototypeOf(module.exports) ===
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CircularRequirePrototypeWarningProxy
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) {
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ObjectSetPrototypeOf(module.exports, ObjectPrototype);
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}
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}
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return module.exports;
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};
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Module._resolveFilename = function (
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request,
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parent,
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isMain,
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options,
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) {
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if (
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StringPrototypeStartsWith(request, "node:") ||
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nativeModuleCanBeRequiredByUsers(request)
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) {
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return request;
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}
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let paths;
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if (typeof options === "object" && options !== null) {
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if (ArrayIsArray(options.paths)) {
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const isRelative = ops.op_require_is_request_relative(
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request,
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);
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if (isRelative) {
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paths = options.paths;
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} else {
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const fakeParent = new Module("", null);
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paths = [];
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for (let i = 0; i < options.paths.length; i++) {
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const path = options.paths[i];
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fakeParent.paths = Module._nodeModulePaths(path);
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const lookupPaths = Module._resolveLookupPaths(request, fakeParent);
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for (let j = 0; j < lookupPaths.length; j++) {
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if (!ArrayPrototypeIncludes(paths, lookupPaths[j])) {
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ArrayPrototypePush(paths, lookupPaths[j]);
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}
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}
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}
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}
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} else if (options.paths === undefined) {
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paths = Module._resolveLookupPaths(request, parent);
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} else {
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// TODO:
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// 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 = core.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;
|
|
};
|
|
|
|
Module.prototype.load = function (filename) {
|
|
assert(!this.loaded);
|
|
this.filename = filename;
|
|
this.paths = Module._nodeModulePaths(
|
|
pathDirname(filename),
|
|
);
|
|
const extension = findLongestRegisteredExtension(filename);
|
|
// allow .mjs to be overriden
|
|
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} = 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, filename);
|
|
if (err) {
|
|
if (node.globalThis.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();
|
|
}
|
|
const result = compiledWrapper.call(
|
|
thisValue,
|
|
exports,
|
|
require,
|
|
this,
|
|
filename,
|
|
dirname,
|
|
node.globalThis,
|
|
);
|
|
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 = core.ops.op_require_read_closest_package_json(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);
|
|
};
|
|
|
|
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;
|
|
}
|
|
|
|
function createRequire(filenameOrUrl) {
|
|
// FIXME: handle URLs and validation
|
|
const filename = core.ops.op_require_as_file_path(filenameOrUrl);
|
|
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");
|
|
};
|
|
|
|
Module.Module = Module;
|
|
|
|
node.nativeModuleExports.module = Module;
|
|
|
|
function loadNativeModule(_id, request) {
|
|
if (nativeModulePolyfill.has(request)) {
|
|
return nativeModulePolyfill.get(request);
|
|
}
|
|
const modExports = node.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 !!node.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, "/");
|
|
}
|
|
|
|
window.__bootstrap.internals = {
|
|
...window.__bootstrap.internals ?? {},
|
|
require: {
|
|
Module,
|
|
wrapSafe,
|
|
toRealPath,
|
|
cjsParseCache,
|
|
readPackageScope,
|
|
},
|
|
};
|
|
})(globalThis);
|