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/* eslint-disable @stylistic/js/max-len */
import {
noRestrictedSyntaxCommonAll,
noRestrictedSyntaxCommonLib,
} from '../tools/eslint/eslint.config_utils.mjs';
const noRestrictedSyntax = [
'error',
...noRestrictedSyntaxCommonAll,
...noRestrictedSyntaxCommonLib,
{
selector: "CallExpression[callee.object.name='assert']:not([callee.property.name='ok']):not([callee.property.name='fail']):not([callee.property.name='ifError'])",
message: 'Only use simple assertions',
},
{
// Forbids usages of `btoa` that are not caught by no-restricted-globals, like:
// ```
// const { btoa } = internalBinding('buffer');
// btoa('...');
// ```
selector: "CallExpression[callee.property.name='btoa'], CallExpression[callee.name='btoa']",
message: "`btoa` supports only latin-1 charset, use Buffer.from(str).toString('base64') instead",
},
{
selector: 'NewExpression[callee.name=/Error$/]:not([callee.name=/^(AssertionError|NghttpError|AbortError|NodeAggregateError)$/])',
message: "Use an error exported by 'internal/errors' instead.",
},
{
selector: "CallExpression[callee.object.name='Error'][callee.property.name='captureStackTrace']",
message: "Use 'hideStackFrames' from 'internal/errors' instead.",
},
{
selector: "AssignmentExpression:matches([left.object.name='Error']):matches([left.name='prepareStackTrace'], [left.property.name='prepareStackTrace'])",
message: "Use 'overrideStackTrace' from 'internal/errors' instead.",
},
{
selector: "ThrowStatement > NewExpression[callee.name=/^ERR_[A-Z_]+$/] > ObjectExpression:first-child:not(:has([key.name='message']):has([key.name='code']):has([key.name='syscall']))",
message: 'The context passed into the SystemError constructor must include .code, .syscall, and .message properties.',
},
];
export default [
{
files: ['lib/**/*.js'],
languageOptions: {
globals: {
// Parameters passed to internal modules.
require: 'readonly',
process: 'readonly',
exports: 'readonly',
module: 'readonly',
internalBinding: 'readonly',
primordials: 'readonly',
},
},
rules: {
'prefer-object-spread': 'error',
'no-buffer-constructor': 'error',
'no-restricted-syntax': noRestrictedSyntax,
'no-restricted-globals': [
'error',
{
name: 'AbortController',
message: "Use `const { AbortController } = require('internal/abort_controller');` instead of the global.",
},
{
name: 'AbortSignal',
message: "Use `const { AbortSignal } = require('internal/abort_controller');` instead of the global.",
},
{
name: 'Blob',
message: "Use `const { Blob } = require('buffer');` instead of the global.",
},
{
name: 'BroadcastChannel',
message: "Use `const { BroadcastChannel } = require('internal/worker/io');` instead of the global.",
},
{
name: 'Buffer',
message: "Use `const { Buffer } = require('buffer');` instead of the global.",
},
{
name: 'ByteLengthQueuingStrategy',
message: "Use `const { ByteLengthQueuingStrategy } = require('internal/webstreams/queuingstrategies')` instead of the global.",
},
{
name: 'CloseEvent',
message: "Use `const { CloseEvent } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'CompressionStream',
message: "Use `const { CompressionStream } = require('internal/webstreams/compression')` instead of the global.",
},
{
name: 'CountQueuingStrategy',
message: "Use `const { CountQueuingStrategy } = require('internal/webstreams/queuingstrategies')` instead of the global.",
},
{
name: 'CustomEvent',
message: "Use `const { CustomEvent } = require('internal/event_target');` instead of the global.",
},
{
name: 'DecompressionStream',
message: "Use `const { DecompressionStream } = require('internal/webstreams/compression')` instead of the global.",
},
{
name: 'DOMException',
message: "Use lazy function `const { lazyDOMExceptionClass } = require('internal/util');` instead of the global.",
},
{
name: 'ErrorEvent',
message: "Use `const { ErrorEvent } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'Event',
message: "Use `const { Event } = require('internal/event_target');` instead of the global.",
},
{
name: 'EventTarget',
message: "Use `const { EventTarget } = require('internal/event_target');` instead of the global.",
},
{
name: 'File',
message: "Use `const { File } = require('buffer');` instead of the global.",
},
{
name: 'FormData',
message: "Use `const { FormData } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'Headers',
message: "Use `const { Headers } = require('internal/deps/undici/undici');` instead of the global.",
},
// Intl is not available in primordials because it can be
// disabled with --without-intl build flag.
{
name: 'Intl',
message: 'Use `const { Intl } = globalThis;` instead of the global.',
},
{
name: 'Iterator',
message: 'Use `const { Iterator } = globalThis;` instead of the global.',
},
{
name: 'MessageChannel',
message: "Use `const { MessageChannel } = require('internal/worker/io');` instead of the global.",
},
{
name: 'MessageEvent',
message: "Use `const { MessageEvent } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'MessagePort',
message: "Use `const { MessagePort } = require('internal/worker/io');` instead of the global.",
},
{
name: 'Navigator',
message: "Use `const { Navigator } = require('internal/navigator');` instead of the global.",
},
{
name: 'navigator',
message: "Use `const { navigator } = require('internal/navigator');` instead of the global.",
},
{
name: 'PerformanceEntry',
message: "Use `const { PerformanceEntry } = require('perf_hooks');` instead of the global.",
},
{
name: 'PerformanceMark',
message: "Use `const { PerformanceMark } = require('perf_hooks');` instead of the global.",
},
{
name: 'PerformanceMeasure',
message: "Use `const { PerformanceMeasure } = require('perf_hooks');` instead of the global.",
},
{
name: 'PerformanceObserverEntryList',
message: "Use `const { PerformanceObserverEntryList } = require('perf_hooks');` instead of the global.",
},
{
name: 'PerformanceObserver',
message: "Use `const { PerformanceObserver } = require('perf_hooks');` instead of the global.",
},
{
name: 'PerformanceResourceTiming',
message: "Use `const { PerformanceResourceTiming } = require('perf_hooks');` instead of the global.",
},
{
name: 'ReadableStream',
message: "Use `const { ReadableStream } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'ReadableStreamDefaultReader',
message: "Use `const { ReadableStreamDefaultReader } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'ReadableStreamBYOBReader',
message: "Use `const { ReadableStreamBYOBReader } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'ReadableStreamBYOBRequest',
message: "Use `const { ReadableStreamBYOBRequest } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'ReadableByteStreamController',
message: "Use `const { ReadableByteStreamController } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'ReadableStreamDefaultController',
message: "Use `const { ReadableStreamDefaultController } = require('internal/webstreams/readablestream')` instead of the global.",
},
{
name: 'Request',
message: "Use `const { Request } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'Response',
message: "Use `const { Response } = require('internal/deps/undici/undici');` instead of the global.",
},
// ShadowRealm is not available in primordials because it can be
// disabled with --no-harmony-shadow-realm CLI flag.
{
name: 'ShadowRealm',
message: 'Use `const { ShadowRealm } = globalThis;` instead of the global.',
},
// SharedArrayBuffer is not available in primordials because it can be
// disabled with --no-harmony-sharedarraybuffer CLI flag.
{
name: 'SharedArrayBuffer',
message: 'Use `const { SharedArrayBuffer } = globalThis;` instead of the global.',
},
{
name: 'TextDecoder',
message: "Use `const { TextDecoder } = require('internal/encoding');` instead of the global.",
},
{
name: 'TextDecoderStream',
message: "Use `const { TextDecoderStream } = require('internal/webstreams/encoding')` instead of the global.",
},
{
name: 'TextEncoder',
message: "Use `const { TextEncoder } = require('internal/encoding');` instead of the global.",
},
{
name: 'TextEncoderStream',
message: "Use `const { TextEncoderStream } = require('internal/webstreams/encoding')` instead of the global.",
},
{
name: 'TransformStream',
message: "Use `const { TransformStream } = require('internal/webstreams/transformstream')` instead of the global.",
},
{
name: 'TransformStreamDefaultController',
message: "Use `const { TransformStreamDefaultController } = require('internal/webstreams/transformstream')` instead of the global.",
},
{
name: 'URL',
message: "Use `const { URL } = require('internal/url');` instead of the global.",
},
{
name: 'URLSearchParams',
message: "Use `const { URLSearchParams } = require('internal/url');` instead of the global.",
},
// WebAssembly is not available in primordials because it can be
// disabled with --jitless CLI flag.
{
name: 'WebAssembly',
message: 'Use `const { WebAssembly } = globalThis;` instead of the global.',
},
{
name: 'WritableStream',
message: "Use `const { WritableStream } = require('internal/webstreams/writablestream')` instead of the global.",
},
{
name: 'WritableStreamDefaultWriter',
message: "Use `const { WritableStreamDefaultWriter } = require('internal/webstreams/writablestream')` instead of the global.",
},
{
name: 'WritableStreamDefaultController',
message: "Use `const { WritableStreamDefaultController } = require('internal/webstreams/writablestream')` instead of the global.",
},
{
name: 'atob',
message: "Use `const { atob } = require('buffer');` instead of the global.",
},
{
name: 'btoa',
message: "Use `const { btoa } = require('buffer');` instead of the global.",
},
{
name: 'clearImmediate',
message: "Use `const { clearImmediate } = require('timers');` instead of the global.",
},
{
name: 'clearInterval',
message: "Use `const { clearInterval } = require('timers');` instead of the global.",
},
{
name: 'clearTimeout',
message: "Use `const { clearTimeout } = require('timers');` instead of the global.",
},
{
name: 'console',
message: "Use `const console = require('internal/console/global');` instead of the global.",
},
{
name: 'crypto',
message: "Use `const { crypto } = require('internal/crypto/webcrypto');` instead of the global.",
},
{
name: 'Crypto',
message: "Use `const { Crypto } = require('internal/crypto/webcrypto');` instead of the global.",
},
{
name: 'CryptoKey',
message: "Use `const { CryptoKey } = require('internal/crypto/webcrypto');` instead of the global.",
},
{
name: 'EventSource',
message: "Use `const { EventSource } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'fetch',
message: "Use `const { fetch } = require('internal/deps/undici/undici');` instead of the global.",
},
{
name: 'global',
message: 'Use `const { globalThis } = primordials;` instead of `global`.',
},
{
name: 'globalThis',
message: 'Use `const { globalThis } = primordials;` instead of the global.',
},
{
name: 'performance',
message: "Use `const { performance } = require('perf_hooks');` instead of the global.",
},
{
name: 'queueMicrotask',
message: "Use `const { queueMicrotask } = require('internal/process/task_queues');` instead of the global.",
},
{
name: 'setImmediate',
message: "Use `const { setImmediate } = require('timers');` instead of the global.",
},
{
name: 'setInterval',
message: "Use `const { setInterval } = require('timers');` instead of the global.",
},
{
name: 'setTimeout',
message: "Use `const { setTimeout } = require('timers');` instead of the global.",
},
{
name: 'structuredClone',
message: "Use `const { structuredClone } = internalBinding('messaging');` instead of the global.",
},
{
name: 'SubtleCrypto',
message: "Use `const { SubtleCrypto } = require('internal/crypto/webcrypto');` instead of the global.",
},
// Float16Array is not available in primordials because it can be
// disabled with --no-js-float16array CLI flag.
{
name: 'Float16Array',
message: 'Use `const { Float16Array } = globalThis;` instead of the global.',
},
// DisposableStack and AsyncDisposableStack are not available in primordials because they can be
// disabled with --no-js-explicit-resource-management CLI flag.
{
name: 'DisposableStack',
message: 'Use `const { DisposableStack } = globalThis;` instead of the global.',
},
{
name: 'AsyncDisposableStack',
message: 'Use `const { AsyncDisposableStack } = globalThis;` instead of the global.',
},
],
'no-restricted-modules': [
'error',
{
name: 'url',
message: 'Require `internal/url` instead of `url`.',
},
],
// Custom rules in tools/eslint-rules.
'node-core/alphabetize-errors': 'error',
'node-core/alphabetize-primordials': 'error',
'node-core/avoid-prototype-pollution': 'error',
'node-core/lowercase-name-for-primitive': 'error',
'node-core/non-ascii-character': 'error',
'node-core/no-array-destructuring': 'error',
'node-core/prefer-primordials': [
'error',
{ name: 'AggregateError' },
{ name: 'Array' },
{ name: 'ArrayBuffer' },
{ name: 'Atomics' },
{ name: 'BigInt' },
{ name: 'BigInt64Array' },
{ name: 'BigUint64Array' },
{ name: 'Boolean' },
{ name: 'DataView' },
{ name: 'Date' },
{ name: 'decodeURI' },
{ name: 'decodeURIComponent' },
{ name: 'encodeURI' },
{ name: 'encodeURIComponent' },
{ name: 'escape' },
{ name: 'eval' },
{
name: 'Error',
ignore: [
'prepareStackTrace',
'stackTraceLimit',
],
},
{ name: 'EvalError' },
{
name: 'FinalizationRegistry',
into: 'Safe',
},
{ name: 'Float32Array' },
{ name: 'Float64Array' },
{ name: 'Function' },
{ name: 'Int16Array' },
{ name: 'Int32Array' },
{ name: 'Int8Array' },
{
name: 'isFinite',
into: 'Number',
},
{
name: 'isNaN',
into: 'Number',
},
{ name: 'JSON' },
{
name: 'Map',
into: 'Safe',
},
{ name: 'Math' },
{ name: 'Number' },
{ name: 'Object' },
{
name: 'parseFloat',
into: 'Number',
},
{
name: 'parseInt',
into: 'Number',
},
{ name: 'Proxy' },
{ name: 'Promise' },
{ name: 'RangeError' },
{ name: 'ReferenceError' },
{ name: 'Reflect' },
{ name: 'RegExp' },
{
name: 'Set',
into: 'Safe',
},
{ name: 'String' },
{ name: 'Symbol' },
{ name: 'SyntaxError' },
{ name: 'TypeError' },
{ name: 'Uint16Array' },
{ name: 'Uint32Array' },
{ name: 'Uint8Array' },
{ name: 'Uint8ClampedArray' },
{ name: 'unescape' },
{ name: 'URIError' },
{
name: 'WeakMap',
into: 'Safe',
},
{
name: 'WeakRef',
into: 'Safe',
},
{
name: 'WeakSet',
into: 'Safe',
},
],
},
},
{
files: ['lib/internal/modules/**/*.js'],
rules: {
'curly': 'error',
},
},
{
files: ['lib/internal/per_context/primordials.js'],
rules: {
'node-core/alphabetize-primordials': [
'error',
{ enforceTopPosition: false },
],
},
},
{
files: ['lib/internal/test_runner/**/*.js'],
rules: {
'node-core/set-proto-to-null-in-object': 'error',
},
},
{
files: [
'lib/_http_*.js',
'lib/_tls_*.js',
'lib/http.js',
'lib/http2.js',
'lib/internal/http.js',
'lib/internal/http2/*.js',
'lib/tls.js',
'lib/zlib.js',
],
rules: {
'no-restricted-syntax': [
...noRestrictedSyntax,
{
selector: 'VariableDeclarator:has(.init[name="primordials"]) Identifier[name=/Prototype[A-Z]/]:not([name=/^(Object|Reflect)(Get|Set)PrototypeOf$/])',
message: 'Do not use prototype primordials in this file.',
},
],
},
},
{
files: [
'lib/internal/per_context/domexception.js',
],
languageOptions: {
globals: {
// Parameters passed to internal modules.
privateSymbols: 'readonly',
perIsolateSymbols: 'readonly',
},
},
},
];