Current File : /var/www/html/node_modules/@rushstack/eslint-patch/lib/modern-module-resolution.js
"use strict";
// Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
// See LICENSE in the project root for license information.
// This is a workaround for https://github.com/eslint/eslint/issues/3458
//
// To correct how ESLint searches for plugin packages, add this line to the top of your project's .eslintrc.js file:
//
// require("@rushstack/eslint-patch/modern-module-resolution");
//
const path = require('path');
const fs = require('fs');
const isModuleResolutionError = (ex) => typeof ex === 'object' && !!ex && 'code' in ex && ex.code === 'MODULE_NOT_FOUND';
// Module path for eslintrc.cjs
// Example: ".../@eslint/eslintrc/dist/eslintrc.cjs"
let eslintrcBundlePath = undefined;
// Module path for config-array-factory.js
// Example: ".../@eslint/eslintrc/lib/config-array-factory"
let configArrayFactoryPath = undefined;
// Module path for relative-module-resolver.js
// Example: ".../@eslint/eslintrc/lib/shared/relative-module-resolver"
let moduleResolverPath = undefined;
// Folder path where ESLint's package.json can be found
// Example: ".../node_modules/eslint"
let eslintFolder = undefined;
// Probe for the ESLint >=8.0.0 layout:
for (let currentModule = module;;) {
if (!eslintrcBundlePath) {
// For ESLint >=8.0.0, all @eslint/eslintrc code is bundled at this path:
// .../@eslint/eslintrc/dist/eslintrc.cjs
try {
const eslintrcFolder = path.dirname(require.resolve('@eslint/eslintrc/package.json', { paths: [currentModule.path] }));
// Make sure we actually resolved the module in our call path
// and not some other spurious dependency.
if (path.join(eslintrcFolder, 'dist/eslintrc.cjs') === currentModule.filename) {
eslintrcBundlePath = path.join(eslintrcFolder, 'dist/eslintrc.cjs');
}
}
catch (ex) {
// Module resolution failures are expected, as we're walking
// up our require stack to look for eslint. All other errors
// are rethrown.
if (!isModuleResolutionError(ex)) {
throw ex;
}
}
}
else {
// Next look for a file in ESLint's folder
// .../eslint/lib/cli-engine/cli-engine.js
try {
const eslintCandidateFolder = path.dirname(require.resolve('eslint/package.json', {
paths: [currentModule.path]
}));
// Make sure we actually resolved the module in our call path
// and not some other spurious dependency.
if (path.join(eslintCandidateFolder, 'lib/cli-engine/cli-engine.js') === currentModule.filename) {
eslintFolder = eslintCandidateFolder;
break;
}
}
catch (ex) {
// Module resolution failures are expected, as we're walking
// up our require stack to look for eslint. All other errors
// are rethrown.
if (!isModuleResolutionError(ex)) {
throw ex;
}
}
}
if (!currentModule.parent) {
break;
}
currentModule = currentModule.parent;
}
if (!eslintFolder) {
// Probe for the ESLint >=7.8.0 layout:
for (let currentModule = module;;) {
if (!configArrayFactoryPath) {
// For ESLint >=7.8.0, config-array-factory.js is at this path:
// .../@eslint/eslintrc/lib/config-array-factory.js
try {
const eslintrcFolder = path.dirname(require.resolve('@eslint/eslintrc/package.json', {
paths: [currentModule.path]
}));
if (path.join(eslintrcFolder, '/lib/config-array-factory.js') == currentModule.filename) {
configArrayFactoryPath = path.join(eslintrcFolder, 'lib/config-array-factory.js');
moduleResolverPath = path.join(eslintrcFolder, 'lib/shared/relative-module-resolver');
}
}
catch (ex) {
// Module resolution failures are expected, as we're walking
// up our require stack to look for eslint. All other errors
// are rethrown.
if (!isModuleResolutionError(ex)) {
throw ex;
}
}
}
else {
// Next look for a file in ESLint's folder
// .../eslint/lib/cli-engine/cli-engine.js
try {
const eslintCandidateFolder = path.dirname(require.resolve('eslint/package.json', {
paths: [currentModule.path]
}));
if (path.join(eslintCandidateFolder, 'lib/cli-engine/cli-engine.js') == currentModule.filename) {
eslintFolder = eslintCandidateFolder;
break;
}
}
catch (ex) {
// Module resolution failures are expected, as we're walking
// up our require stack to look for eslint. All other errors
// are rethrown.
if (!isModuleResolutionError(ex)) {
throw ex;
}
}
}
if (!currentModule.parent) {
break;
}
currentModule = currentModule.parent;
}
}
if (!eslintFolder) {
// Probe for the <7.8.0 layout:
for (let currentModule = module;;) {
// For ESLint <7.8.0, config-array-factory.js was at this path:
// .../eslint/lib/cli-engine/config-array-factory.js
if (/[\\/]eslint[\\/]lib[\\/]cli-engine[\\/]config-array-factory\.js$/i.test(currentModule.filename)) {
eslintFolder = path.join(path.dirname(currentModule.filename), '../..');
configArrayFactoryPath = path.join(eslintFolder, 'lib/cli-engine/config-array-factory');
moduleResolverPath = path.join(eslintFolder, 'lib/shared/relative-module-resolver');
break;
}
if (!currentModule.parent) {
// This was tested with ESLint 6.1.0 .. 7.12.1.
throw new Error('Failed to patch ESLint because the calling module was not recognized.\n' +
'If you are using a newer ESLint version that may be unsupported, please create a GitHub issue:\n' +
'https://github.com/microsoft/rushstack/issues');
}
currentModule = currentModule.parent;
}
}
// Detect the ESLint package version
const eslintPackageJson = fs.readFileSync(path.join(eslintFolder, 'package.json')).toString();
const eslintPackageObject = JSON.parse(eslintPackageJson);
const eslintPackageVersion = eslintPackageObject.version;
const versionMatch = /^([0-9]+)\./.exec(eslintPackageVersion); // parse the SemVer MAJOR part
if (!versionMatch) {
throw new Error('Unable to parse ESLint version: ' + eslintPackageVersion);
}
const eslintMajorVersion = Number(versionMatch[1]);
if (!(eslintMajorVersion >= 6 && eslintMajorVersion <= 8)) {
throw new Error('The patch-eslint.js script has only been tested with ESLint version 6.x, 7.x, and 8.x.' +
` (Your version: ${eslintPackageVersion})\n` +
'Consider reporting a GitHub issue:\n' +
'https://github.com/microsoft/rushstack/issues');
}
let ConfigArrayFactory;
if (eslintMajorVersion === 8) {
ConfigArrayFactory = require(eslintrcBundlePath).Legacy.ConfigArrayFactory;
}
else {
ConfigArrayFactory = require(configArrayFactoryPath).ConfigArrayFactory;
}
if (!ConfigArrayFactory.__patched) {
ConfigArrayFactory.__patched = true;
let ModuleResolver;
if (eslintMajorVersion === 8) {
ModuleResolver = require(eslintrcBundlePath).Legacy.ModuleResolver;
}
else {
ModuleResolver = require(moduleResolverPath);
}
const originalLoadPlugin = ConfigArrayFactory.prototype._loadPlugin;
if (eslintMajorVersion === 6) {
// ESLint 6.x
ConfigArrayFactory.prototype._loadPlugin = function (name, importerPath, importerName) {
const originalResolve = ModuleResolver.resolve;
try {
ModuleResolver.resolve = function (moduleName, relativeToPath) {
// resolve using importerPath instead of relativeToPath
return originalResolve.call(this, moduleName, importerPath);
};
return originalLoadPlugin.apply(this, arguments);
}
finally {
ModuleResolver.resolve = originalResolve;
}
};
}
else {
// ESLint 7.x || 8.x
ConfigArrayFactory.prototype._loadPlugin = function (name, ctx) {
const originalResolve = ModuleResolver.resolve;
try {
ModuleResolver.resolve = function (moduleName, relativeToPath) {
// resolve using ctx.filePath instead of relativeToPath
return originalResolve.call(this, moduleName, ctx.filePath);
};
return originalLoadPlugin.apply(this, arguments);
}
finally {
ModuleResolver.resolve = originalResolve;
}
};
}
}
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