node/lib/.eslintrc.yaml

env:
  es6: true

rules:
  prefer-object-spread: error
  no-buffer-constructor: error
  no-mixed-operators:
    - error
    - groups: [["&&", "||"]]
  no-restricted-syntax:
    # Config copied from .eslintrc.js
    - error
    - selector: "CallExpression[callee.object.name='assert']:not([callee.property.name='ok']):not([callee.property.name='fail']):not([callee.property.name='ifError'])"
      message: "Please only use simple assertions in ./lib"
    - selector: "CallExpression[callee.name='setTimeout'][arguments.length<2]"
      message: "setTimeout() must be invoked with at least two arguments."
    - selector: "CallExpression[callee.name='setInterval'][arguments.length<2]"
      message: "setInterval() must be invoked with at least 2 arguments."
    - selector: "ThrowStatement > CallExpression[callee.name=/Error$/]"
      message: "Use new keyword when throwing an Error."
    # Config specific to lib
    - selector: "NewExpression[callee.name=/Error$/]:not([callee.name=/^(AssertionError|NghttpError|AbortError)$/])"
      message: "Use an error exported by the internal/errors module."
    - selector: "CallExpression[callee.object.name='Error'][callee.property.name='captureStackTrace']"
      message: "Please use `require('internal/errors').hideStackFrames()` instead."
    - selector: "AssignmentExpression:matches([left.name='prepareStackTrace'], [left.property.name='prepareStackTrace'])"
      message: "Use 'overrideStackTrace' from 'lib/internal/errors.js' instead of 'Error.prepareStackTrace'."
    - selector: "ThrowStatement > NewExpression[callee.name=/^ERR_[A-Z_]+$/] > ObjectExpression:first-child:not(:has([key.name='message']):has([key.name='code']):has([key.name='syscall']))"
      message: "The context passed into SystemError constructor must have .code, .syscall and .message."
  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."
      # Atomics is not available in primordials because it can be
      # disabled with --no-harmony-atomics CLI flag.
    - name: Atomics
      message: "Use `const { Atomics } = globalThis;` instead of the global."
    - name: Buffer
      message: "Use `const { Buffer } = require('buffer');` 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."
      # 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: MessageChannel
      message: "Use `const { MessageChannel } = require('internal/worker/io');` instead of the global."
    - name: MessageEvent
      message: "Use `const { MessageEvent } = require('internal/worker/io');` instead of the global."
    - name: MessagePort
      message: "Use `const { MessagePort } = require('internal/worker/io');` 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: TextEncoder
      message: "Use `const { TextEncoder } = require('internal/encoding');` 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: atob
      message: "Use `const { atob } = require('buffer');` instead of the global."
    - name: btoa
      message: "Use `const { btoa } = require('buffer');` 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."
  # Custom rules in tools/eslint-rules
  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: BigInt
    - name: BigInt64Array
    - name: BigUint64Array
    - name: Boolean
    - name: DataView
    - name: Date
    - name: decodeURI
    - name: decodeURIComponent
    - name: encodeURI
    - name: encodeURIComponent
    - 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: URIError
    - name: WeakMap
      into: Safe
    - name: WeakRef
      into: Safe
    - name: WeakSet
      into: Safe
globals:
  Intl: false
  # Parameters passed to internal modules
  global: false
  require: false
  process: false
  exports: false
  module: false
  internalBinding: false
  primordials: false