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2175 lines
58 KiB
2175 lines
58 KiB
import { tokenizer } from 'acorn';
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import { builtinModules, createRequire } from 'node:module';
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import fs, { realpathSync, statSync, Stats, promises, existsSync } from 'node:fs';
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import { fileURLToPath as fileURLToPath$1, URL as URL$1, pathToFileURL } from 'node:url';
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import { joinURL } from 'ufo';
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import { isAbsolute, extname } from 'pathe';
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import assert from 'node:assert';
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import process$1 from 'node:process';
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import path, { dirname } from 'node:path';
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import v8 from 'node:v8';
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import { format, inspect } from 'node:util';
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import { readPackageJSON } from 'pkg-types';
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const BUILTIN_MODULES = new Set(builtinModules);
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function normalizeSlash(string_) {
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return string_.replace(/\\/g, "/");
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}
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function pcall(function_, ...arguments_) {
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try {
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return Promise.resolve(function_(...arguments_)).catch(
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(error) => perr(error)
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);
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} catch (error) {
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return perr(error);
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}
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}
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function perr(_error) {
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const error = new Error(_error);
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error.code = _error.code;
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Error.captureStackTrace(error, pcall);
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return Promise.reject(error);
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}
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function isObject(value) {
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return value !== null && typeof value === "object";
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}
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function matchAll(regex, string, addition) {
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const matches = [];
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for (const match of string.matchAll(regex)) {
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matches.push({
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...addition,
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...match.groups,
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code: match[0],
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start: match.index,
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end: match.index + match[0].length
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});
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}
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return matches;
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}
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|
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/**
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* @typedef ErrnoExceptionFields
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* @property {number | undefined} [errnode]
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* @property {string | undefined} [code]
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* @property {string | undefined} [path]
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* @property {string | undefined} [syscall]
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* @property {string | undefined} [url]
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*
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* @typedef {Error & ErrnoExceptionFields} ErrnoException
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*/
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const isWindows = process$1.platform === 'win32';
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const own$1 = {}.hasOwnProperty;
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const codes = {};
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/**
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* Create a list string in the form like 'A and B' or 'A, B, ..., and Z'.
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* We cannot use Intl.ListFormat because it's not available in
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* --without-intl builds.
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*
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* @param {Array<string>} array
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* An array of strings.
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* @param {string} [type]
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* The list type to be inserted before the last element.
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* @returns {string}
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*/
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function formatList(array, type = 'and') {
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return array.length < 3
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? array.join(` ${type} `)
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: `${array.slice(0, -1).join(', ')}, ${type} ${array[array.length - 1]}`
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}
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/** @type {Map<string, MessageFunction|string>} */
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const messages = new Map();
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const nodeInternalPrefix = '__node_internal_';
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/** @type {number} */
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let userStackTraceLimit;
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codes.ERR_INVALID_MODULE_SPECIFIER = createError(
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'ERR_INVALID_MODULE_SPECIFIER',
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/**
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* @param {string} request
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* @param {string} reason
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* @param {string} [base]
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*/
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(request, reason, base = undefined) => {
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return `Invalid module "${request}" ${reason}${
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base ? ` imported from ${base}` : ''
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}`
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},
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TypeError
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);
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codes.ERR_INVALID_PACKAGE_CONFIG = createError(
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'ERR_INVALID_PACKAGE_CONFIG',
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/**
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* @param {string} path
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* @param {string} [base]
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* @param {string} [message]
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*/
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(path, base, message) => {
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return `Invalid package config ${path}${
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base ? ` while importing ${base}` : ''
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}${message ? `. ${message}` : ''}`
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},
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Error
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);
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codes.ERR_INVALID_PACKAGE_TARGET = createError(
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'ERR_INVALID_PACKAGE_TARGET',
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/**
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* @param {string} pkgPath
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* @param {string} key
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* @param {unknown} target
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* @param {boolean} [isImport=false]
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* @param {string} [base]
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*/
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(pkgPath, key, target, isImport = false, base = undefined) => {
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const relError =
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typeof target === 'string' &&
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!isImport &&
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target.length > 0 &&
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!target.startsWith('./');
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if (key === '.') {
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assert(isImport === false);
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return (
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`Invalid "exports" main target ${JSON.stringify(target)} defined ` +
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`in the package config ${pkgPath}package.json${
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base ? ` imported from ${base}` : ''
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}${relError ? '; targets must start with "./"' : ''}`
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)
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}
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return `Invalid "${
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isImport ? 'imports' : 'exports'
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}" target ${JSON.stringify(
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target
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)} defined for '${key}' in the package config ${pkgPath}package.json${
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base ? ` imported from ${base}` : ''
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}${relError ? '; targets must start with "./"' : ''}`
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},
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Error
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);
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codes.ERR_MODULE_NOT_FOUND = createError(
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'ERR_MODULE_NOT_FOUND',
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/**
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* @param {string} path
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* @param {string} base
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* @param {string} [type]
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*/
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(path, base, type = 'package') => {
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return `Cannot find ${type} '${path}' imported from ${base}`
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},
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Error
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);
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codes.ERR_NETWORK_IMPORT_DISALLOWED = createError(
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'ERR_NETWORK_IMPORT_DISALLOWED',
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"import of '%s' by %s is not supported: %s",
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Error
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);
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codes.ERR_PACKAGE_IMPORT_NOT_DEFINED = createError(
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'ERR_PACKAGE_IMPORT_NOT_DEFINED',
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/**
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* @param {string} specifier
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* @param {string} packagePath
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* @param {string} base
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*/
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(specifier, packagePath, base) => {
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return `Package import specifier "${specifier}" is not defined${
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packagePath ? ` in package ${packagePath}package.json` : ''
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} imported from ${base}`
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},
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TypeError
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);
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codes.ERR_PACKAGE_PATH_NOT_EXPORTED = createError(
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'ERR_PACKAGE_PATH_NOT_EXPORTED',
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/**
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* @param {string} pkgPath
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* @param {string} subpath
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* @param {string} [base]
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*/
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(pkgPath, subpath, base = undefined) => {
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if (subpath === '.')
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return `No "exports" main defined in ${pkgPath}package.json${
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base ? ` imported from ${base}` : ''
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}`
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return `Package subpath '${subpath}' is not defined by "exports" in ${pkgPath}package.json${
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base ? ` imported from ${base}` : ''
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}`
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},
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Error
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);
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codes.ERR_UNSUPPORTED_DIR_IMPORT = createError(
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'ERR_UNSUPPORTED_DIR_IMPORT',
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"Directory import '%s' is not supported " +
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'resolving ES modules imported from %s',
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Error
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);
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codes.ERR_UNKNOWN_FILE_EXTENSION = createError(
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'ERR_UNKNOWN_FILE_EXTENSION',
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/**
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* @param {string} ext
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* @param {string} path
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*/
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(ext, path) => {
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return `Unknown file extension "${ext}" for ${path}`
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},
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TypeError
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);
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codes.ERR_INVALID_ARG_VALUE = createError(
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'ERR_INVALID_ARG_VALUE',
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/**
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* @param {string} name
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* @param {unknown} value
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* @param {string} [reason='is invalid']
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*/
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(name, value, reason = 'is invalid') => {
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let inspected = inspect(value);
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if (inspected.length > 128) {
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inspected = `${inspected.slice(0, 128)}...`;
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}
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const type = name.includes('.') ? 'property' : 'argument';
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return `The ${type} '${name}' ${reason}. Received ${inspected}`
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},
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TypeError
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// Note: extra classes have been shaken out.
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// , RangeError
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);
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codes.ERR_UNSUPPORTED_ESM_URL_SCHEME = createError(
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'ERR_UNSUPPORTED_ESM_URL_SCHEME',
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/**
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* @param {URL} url
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* @param {Array<string>} supported
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*/
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(url, supported) => {
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let message = `Only URLs with a scheme in: ${formatList(
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supported
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)} are supported by the default ESM loader`;
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if (isWindows && url.protocol.length === 2) {
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message += '. On Windows, absolute paths must be valid file:// URLs';
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}
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message += `. Received protocol '${url.protocol}'`;
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return message
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},
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Error
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);
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/**
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* Utility function for registering the error codes. Only used here. Exported
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* *only* to allow for testing.
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* @param {string} sym
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* @param {MessageFunction|string} value
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* @param {ErrorConstructor} def
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* @returns {new (...args: Array<any>) => Error}
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*/
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function createError(sym, value, def) {
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// Special case for SystemError that formats the error message differently
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// The SystemErrors only have SystemError as their base classes.
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messages.set(sym, value);
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return makeNodeErrorWithCode(def, sym)
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}
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/**
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* @param {ErrorConstructor} Base
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* @param {string} key
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* @returns {ErrorConstructor}
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*/
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function makeNodeErrorWithCode(Base, key) {
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// @ts-expect-error It’s a Node error.
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return NodeError
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/**
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* @param {Array<unknown>} args
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*/
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function NodeError(...args) {
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const limit = Error.stackTraceLimit;
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if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = 0;
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const error = new Base();
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// Reset the limit and setting the name property.
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if (isErrorStackTraceLimitWritable()) Error.stackTraceLimit = limit;
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const message = getMessage(key, args, error);
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Object.defineProperties(error, {
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// Note: no need to implement `kIsNodeError` symbol, would be hard,
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// probably.
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message: {
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value: message,
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enumerable: false,
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writable: true,
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configurable: true
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},
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toString: {
|
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/** @this {Error} */
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value() {
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return `${this.name} [${key}]: ${this.message}`
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},
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enumerable: false,
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writable: true,
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configurable: true
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}
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});
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captureLargerStackTrace(error);
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// @ts-expect-error It’s a Node error.
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error.code = key;
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return error
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}
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}
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|
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/**
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* @returns {boolean}
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*/
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function isErrorStackTraceLimitWritable() {
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// Do no touch Error.stackTraceLimit as V8 would attempt to install
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// it again during deserialization.
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try {
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// @ts-expect-error: not in types?
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if (v8.startupSnapshot.isBuildingSnapshot()) {
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return false
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}
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} catch {}
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|
|
const desc = Object.getOwnPropertyDescriptor(Error, 'stackTraceLimit');
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if (desc === undefined) {
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return Object.isExtensible(Error)
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}
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return own$1.call(desc, 'writable') && desc.writable !== undefined
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? desc.writable
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: desc.set !== undefined
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}
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|
|
/**
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* This function removes unnecessary frames from Node.js core errors.
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* @template {(...args: unknown[]) => unknown} T
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* @param {T} fn
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* @returns {T}
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*/
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function hideStackFrames(fn) {
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// We rename the functions that will be hidden to cut off the stacktrace
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// at the outermost one
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const hidden = nodeInternalPrefix + fn.name;
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Object.defineProperty(fn, 'name', {value: hidden});
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return fn
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}
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const captureLargerStackTrace = hideStackFrames(
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/**
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* @param {Error} error
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* @returns {Error}
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*/
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// @ts-expect-error: fine
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function (error) {
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const stackTraceLimitIsWritable = isErrorStackTraceLimitWritable();
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if (stackTraceLimitIsWritable) {
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userStackTraceLimit = Error.stackTraceLimit;
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Error.stackTraceLimit = Number.POSITIVE_INFINITY;
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}
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Error.captureStackTrace(error);
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|
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// Reset the limit
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if (stackTraceLimitIsWritable) Error.stackTraceLimit = userStackTraceLimit;
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return error
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}
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);
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|
|
/**
|
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* @param {string} key
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* @param {Array<unknown>} args
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* @param {Error} self
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|
* @returns {string}
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*/
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function getMessage(key, args, self) {
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const message = messages.get(key);
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assert(typeof message !== 'undefined', 'expected `message` to be found');
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|
|
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if (typeof message === 'function') {
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assert(
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message.length <= args.length, // Default options do not count.
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`Code: ${key}; The provided arguments length (${args.length}) does not ` +
|
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`match the required ones (${message.length}).`
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);
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return Reflect.apply(message, self, args)
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}
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|
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const regex = /%[dfijoOs]/g;
|
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let expectedLength = 0;
|
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while (regex.exec(message) !== null) expectedLength++;
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assert(
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expectedLength === args.length,
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`Code: ${key}; The provided arguments length (${args.length}) does not ` +
|
|
`match the required ones (${expectedLength}).`
|
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);
|
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if (args.length === 0) return message
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|
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args.unshift(message);
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return Reflect.apply(format, null, args)
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}
|
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|
|
// Manually “tree shaken” from:
|
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|
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const {ERR_UNKNOWN_FILE_EXTENSION} = codes;
|
|
|
|
const hasOwnProperty = {}.hasOwnProperty;
|
|
|
|
/** @type {Record<string, string>} */
|
|
const extensionFormatMap = {
|
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// @ts-expect-error: hush.
|
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__proto__: null,
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'.cjs': 'commonjs',
|
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'.js': 'module',
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'.json': 'json',
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'.mjs': 'module'
|
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};
|
|
|
|
/**
|
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* @param {string|null} mime
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|
* @returns {string | null}
|
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*/
|
|
function mimeToFormat(mime) {
|
|
if (
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mime &&
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/\s*(text|application)\/javascript\s*(;\s*charset=utf-?8\s*)?/i.test(mime)
|
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)
|
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return 'module'
|
|
if (mime === 'application/json') return 'json'
|
|
return null
|
|
}
|
|
|
|
/**
|
|
* @callback ProtocolHandler
|
|
* @param {URL} parsed
|
|
* @param {{parentURL: string}} context
|
|
* @param {boolean} ignoreErrors
|
|
* @returns {string|null|void}
|
|
*/
|
|
|
|
/**
|
|
* @type {Record<string, ProtocolHandler>}
|
|
*/
|
|
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)
|
|
}
|
|
|
|
/**
|
|
* @type {ProtocolHandler}
|
|
*/
|
|
function getFileProtocolModuleFormat(url, _context, ignoreErrors) {
|
|
const filepath = fileURLToPath$1(url);
|
|
const ext = path.extname(filepath);
|
|
if (ext === '.js') {
|
|
return getPackageType(url) === 'module' ? 'module' : 'commonjs'
|
|
}
|
|
|
|
const format = extensionFormatMap[ext];
|
|
if (format) return format
|
|
|
|
// Explicit undefined return indicates load hook should rerun format check
|
|
if (ignoreErrors) {
|
|
return undefined
|
|
}
|
|
|
|
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) {
|
|
if (!hasOwnProperty.call(protocolHandlers, url.protocol)) {
|
|
return null
|
|
}
|
|
|
|
return protocolHandlers[url.protocol](url, context, true) || null
|
|
}
|
|
|
|
// Manually “tree shaken” from:
|
|
|
|
const reader = {read};
|
|
const packageJsonReader = reader;
|
|
|
|
/**
|
|
* @param {string} jsonPath
|
|
* @returns {{string: string|undefined}}
|
|
*/
|
|
function read(jsonPath) {
|
|
try {
|
|
const string = fs.readFileSync(
|
|
path.toNamespacedPath(path.join(path.dirname(jsonPath), 'package.json')),
|
|
'utf8'
|
|
);
|
|
return {string}
|
|
} catch (error) {
|
|
const exception = /** @type {ErrnoException} */ (error);
|
|
|
|
if (exception.code === 'ENOENT') {
|
|
return {string: undefined}
|
|
// Throw all other errors.
|
|
/* c8 ignore next 4 */
|
|
}
|
|
|
|
throw exception
|
|
}
|
|
}
|
|
|
|
// Manually “tree shaken” from:
|
|
|
|
const {ERR_INVALID_PACKAGE_CONFIG: ERR_INVALID_PACKAGE_CONFIG$1} = codes;
|
|
|
|
/** @type {Map<string, PackageConfig>} */
|
|
const packageJsonCache = new Map();
|
|
|
|
/**
|
|
* @param {string} path
|
|
* @param {string|URL} specifier Note: `specifier` is actually optional, not base.
|
|
* @param {URL} [base]
|
|
* @returns {PackageConfig}
|
|
*/
|
|
function getPackageConfig(path, specifier, base) {
|
|
const existing = packageJsonCache.get(path);
|
|
if (existing !== undefined) {
|
|
return existing
|
|
}
|
|
|
|
const source = packageJsonReader.read(path).string;
|
|
|
|
if (source === undefined) {
|
|
/** @type {PackageConfig} */
|
|
const packageConfig = {
|
|
pjsonPath: path,
|
|
exists: false,
|
|
main: undefined,
|
|
name: undefined,
|
|
type: 'none',
|
|
exports: undefined,
|
|
imports: undefined
|
|
};
|
|
packageJsonCache.set(path, packageConfig);
|
|
return packageConfig
|
|
}
|
|
|
|
/** @type {Record<string, unknown>} */
|
|
let packageJson;
|
|
try {
|
|
packageJson = JSON.parse(source);
|
|
} catch (error) {
|
|
const exception = /** @type {ErrnoException} */ (error);
|
|
|
|
throw new ERR_INVALID_PACKAGE_CONFIG$1(
|
|
path,
|
|
(base ? `"${specifier}" from ` : '') + fileURLToPath$1(base || specifier),
|
|
exception.message
|
|
)
|
|
}
|
|
|
|
const {exports, imports, main, name, type} = packageJson;
|
|
|
|
/** @type {PackageConfig} */
|
|
const packageConfig = {
|
|
pjsonPath: path,
|
|
exists: true,
|
|
main: typeof main === 'string' ? main : undefined,
|
|
name: typeof name === 'string' ? name : undefined,
|
|
type: type === 'module' || type === 'commonjs' ? type : 'none',
|
|
// @ts-expect-error Assume `Record<string, unknown>`.
|
|
exports,
|
|
// @ts-expect-error Assume `Record<string, unknown>`.
|
|
imports: imports && typeof imports === 'object' ? imports : undefined
|
|
};
|
|
packageJsonCache.set(path, packageConfig);
|
|
return packageConfig
|
|
}
|
|
|
|
/**
|
|
* @param {URL} 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 = getPackageConfig(
|
|
fileURLToPath$1(packageJsonUrl),
|
|
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$1(packageJsonUrl);
|
|
/** @type {PackageConfig} */
|
|
const packageConfig = {
|
|
pjsonPath: packageJsonPath,
|
|
exists: false,
|
|
main: undefined,
|
|
name: undefined,
|
|
type: 'none',
|
|
exports: undefined,
|
|
imports: undefined
|
|
};
|
|
packageJsonCache.set(packageJsonPath, packageConfig);
|
|
return packageConfig
|
|
}
|
|
|
|
// Manually “tree shaken” from:
|
|
|
|
const RegExpPrototypeSymbolReplace = RegExp.prototype[Symbol.replace];
|
|
|
|
const {
|
|
ERR_NETWORK_IMPORT_DISALLOWED,
|
|
ERR_INVALID_MODULE_SPECIFIER,
|
|
ERR_INVALID_PACKAGE_CONFIG,
|
|
ERR_INVALID_PACKAGE_TARGET,
|
|
ERR_MODULE_NOT_FOUND,
|
|
ERR_PACKAGE_IMPORT_NOT_DEFINED,
|
|
ERR_PACKAGE_PATH_NOT_EXPORTED,
|
|
ERR_UNSUPPORTED_DIR_IMPORT,
|
|
ERR_UNSUPPORTED_ESM_URL_SCHEME
|
|
} = codes;
|
|
|
|
const own = {}.hasOwnProperty;
|
|
|
|
const invalidSegmentRegEx =
|
|
/(^|\\|\/)((\.|%2e)(\.|%2e)?|(n|%6e|%4e)(o|%6f|%4f)(d|%64|%44)(e|%65|%45)(_|%5f)(m|%6d|%4d)(o|%6f|%4f)(d|%64|%44)(u|%75|%55)(l|%6c|%4c)(e|%65|%45)(s|%73|%53))?(\\|\/|$)/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<string>} */
|
|
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
|
|
) {
|
|
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 {unknown} [main]
|
|
* @returns {void}
|
|
*/
|
|
function emitLegacyIndexDeprecation(url, packageJsonUrl, base, main) {
|
|
const format = defaultGetFormatWithoutErrors(url, {parentURL: base.href});
|
|
if (format !== 'module') return
|
|
const path = fileURLToPath$1(url.href);
|
|
const pkgPath = fileURLToPath$1(new URL$1('.', packageJsonUrl));
|
|
const basePath = fileURLToPath$1(base);
|
|
if (main)
|
|
process$1.emitWarning(
|
|
`Package ${pkgPath} has a "main" field set to ${JSON.stringify(main)}, ` +
|
|
`excluding the full filename and extension to the resolved file at "${path.slice(
|
|
pkgPath.length
|
|
)}", imported from ${basePath}.\n Automatic extension resolution of the "main" field is` +
|
|
'deprecated for ES modules.',
|
|
'DeprecationWarning',
|
|
'DEP0151'
|
|
);
|
|
else
|
|
process$1.emitWarning(
|
|
`No "main" or "exports" field defined in the package.json for ${pkgPath} resolving the main entry point "${path.slice(
|
|
pkgPath.length
|
|
)}", imported from ${basePath}.\nDefault "index" lookups for the main are 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)
|
|
)
|
|
|
|
const filePath = fileURLToPath$1(resolved);
|
|
|
|
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()) {
|
|
throw new ERR_MODULE_NOT_FOUND(
|
|
filePath || resolved.pathname,
|
|
base && fileURLToPath$1(base),
|
|
'module'
|
|
)
|
|
}
|
|
|
|
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<string>|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<string>|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<unknown>} */
|
|
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) {
|
|
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<string, unknown>} packageConfig
|
|
* @param {URL} base
|
|
* @param {Set<string>|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<string>} [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)
|
|
}
|
|
|
|
/**
|
|
* @param {URL} url
|
|
* @returns {PackageType}
|
|
*/
|
|
function getPackageType(url) {
|
|
const packageConfig = getPackageScopeConfig(url);
|
|
return packageConfig.type
|
|
}
|
|
|
|
/**
|
|
* @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<string>|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 = getPackageConfig(packageJsonPath, specifier, base);
|
|
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))
|
|
}
|
|
|
|
/**
|
|
* @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<string>} [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 isRemote = base.protocol === 'http:' || base.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(typeof 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 = /^(?<proto>.{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),
|
|
new URL(joinURL(url.pathname, "_index.js"), url),
|
|
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 ESM_STATIC_IMPORT_RE = /(?<=\s|^|;)import\s*([\s"']*(?<imports>[\w\t\n\r $*,/{}]+)from\s*)?["']\s*(?<specifier>(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][\s;]*/gm;
|
|
const DYNAMIC_IMPORT_RE = /import\s*\((?<expression>(?:[^()]+|\((?:[^()]+|\([^()]*\))*\))*)\)/gm;
|
|
const EXPORT_DECAL_RE = /\bexport\s+(?<declaration>(async function|function|let|const enum|const|enum|var|class))\s+(?<name>[\w$]+)/g;
|
|
const EXPORT_NAMED_RE = /\bexport\s+{(?<exports>[^}]+?)[\s,]*}(\s*from\s*["']\s*(?<specifier>(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][^\n;]*)?/g;
|
|
const EXPORT_NAMED_DESTRUCT = /\bexport\s+(let|var|const)\s+(?:{(?<exports1>[^}]+?)[\s,]*}|\[(?<exports2>[^\]]+?)[\s,]*])\s+=/gm;
|
|
const EXPORT_STAR_RE = /\bexport\s*(\*)(\s*as\s+(?<name>[\w$]+)\s+)?\s*(\s*from\s*["']\s*(?<specifier>(?<="\s*)[^"]*[^\s"](?=\s*")|(?<='\s*)[^']*[^\s'](?=\s*'))\s*["'][^\n;]*)?/g;
|
|
const EXPORT_DEFAULT_RE = /\bexport\s+default\s+/g;
|
|
const TYPE_RE = /^\s*?type\s/;
|
|
function findStaticImports(code) {
|
|
return matchAll(ESM_STATIC_IMPORT_RE, code, { type: "static" });
|
|
}
|
|
function findDynamicImports(code) {
|
|
return matchAll(DYNAMIC_IMPORT_RE, code, { type: "dynamic" });
|
|
}
|
|
function parseStaticImport(matched) {
|
|
const cleanedImports = (matched.imports || "").replace(/(\/\/[^\n]*\n|\/\*.*\*\/)/g, "").replace(/\s+/g, " ");
|
|
const namedImports = {};
|
|
for (const namedImport of cleanedImports.match(/{([^}]*)}/)?.[1]?.split(",") || []) {
|
|
const [, source = namedImport.trim(), importName = source] = namedImport.match(/^\s*(\S*) as (\S*)\s*$/) || [];
|
|
if (source && !TYPE_RE.test(source)) {
|
|
namedImports[source] = importName;
|
|
}
|
|
}
|
|
const topLevelImports = cleanedImports.replace(/{([^}]*)}/, "");
|
|
const namespacedImport = topLevelImports.match(/\* as \s*(\S*)/)?.[1];
|
|
const defaultImport = topLevelImports.split(",").find((index) => !/[*{}]/.test(index))?.trim() || void 0;
|
|
return {
|
|
...matched,
|
|
defaultImport,
|
|
namespacedImport,
|
|
namedImports
|
|
};
|
|
}
|
|
function findExports(code) {
|
|
const declaredExports = matchAll(EXPORT_DECAL_RE, code, {
|
|
type: "declaration"
|
|
});
|
|
const namedExports = matchAll(EXPORT_NAMED_RE, code, {
|
|
type: "named"
|
|
});
|
|
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());
|
|
}
|
|
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 = [
|
|
...declaredExports,
|
|
...namedExports,
|
|
...destructuredExports,
|
|
...defaultExport,
|
|
...starExports
|
|
];
|
|
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];
|
|
}
|
|
}
|
|
if (exports.length === 0) {
|
|
return [];
|
|
}
|
|
const exportLocations = _tryGetExportLocations(code);
|
|
if (exportLocations && exportLocations.length === 0) {
|
|
return [];
|
|
}
|
|
return exports.filter(
|
|
(exp) => !exportLocations || _isExportStatement(exportLocations, exp)
|
|
).filter((exp, index, exports2) => {
|
|
const nextExport = exports2[index + 1];
|
|
return !nextExport || exp.type !== nextExport.type || !exp.name || exp.name !== nextExport.name;
|
|
});
|
|
}
|
|
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 _isExportStatement(exportsLocation, exp) {
|
|
return exportsLocation.some((location) => {
|
|
return exp.start <= location.start && exp.end >= location.end;
|
|
});
|
|
}
|
|
function _tryGetExportLocations(code) {
|
|
try {
|
|
return _getExportLocations(code);
|
|
} catch {
|
|
}
|
|
}
|
|
function _getExportLocations(code) {
|
|
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 === "export") {
|
|
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) {
|
|
if (!isObject(sourceModule) || !("default" in sourceModule)) {
|
|
return sourceModule;
|
|
}
|
|
const newModule = sourceModule.default;
|
|
for (const key in sourceModule) {
|
|
if (key === "default") {
|
|
try {
|
|
if (!(key in newModule)) {
|
|
Object.defineProperty(newModule, key, {
|
|
enumerable: false,
|
|
configurable: false,
|
|
get() {
|
|
return newModule;
|
|
}
|
|
});
|
|
}
|
|
} catch {
|
|
}
|
|
} else {
|
|
try {
|
|
if (!(key in newModule)) {
|
|
Object.defineProperty(newModule, key, {
|
|
enumerable: true,
|
|
configurable: true,
|
|
get() {
|
|
return sourceModule[key];
|
|
}
|
|
});
|
|
}
|
|
} catch {
|
|
}
|
|
}
|
|
}
|
|
return newModule;
|
|
}
|
|
|
|
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 BUILTIN_EXTENSIONS = /* @__PURE__ */ new Set([".mjs", ".cjs", ".node", ".wasm"]);
|
|
function hasESMSyntax(code) {
|
|
return ESM_RE.test(code);
|
|
}
|
|
const CJS_RE = /([\s;]|^)(module.exports\b|exports\.\w|require\s*\(|global\.\w)/m;
|
|
function hasCJSSyntax(code) {
|
|
return CJS_RE.test(code);
|
|
}
|
|
function detectSyntax(code) {
|
|
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(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 hasCJSSyntax(code) || !hasESMSyntax(code);
|
|
}
|
|
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export { DYNAMIC_IMPORT_RE, ESM_STATIC_IMPORT_RE, EXPORT_DECAL_RE, createCommonJS, createResolve, detectSyntax, evalModule, fileURLToPath, findDynamicImports, findExportNames, findExports, findStaticImports, getProtocol, hasCJSSyntax, hasESMSyntax, interopDefault, isNodeBuiltin, isValidNodeImport, loadModule, loadURL, normalizeid, parseStaticImport, resolve, resolveImports, resolveModuleExportNames, resolvePath, resolvePathSync, resolveSync, sanitizeFilePath, sanitizeURIComponent, toDataURL, transformModule };
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