lib: remove Symbol[Async]Dispose polyfills

PR-URL: https://github.com/nodejs/node/pull/55276
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Chemi Atlow <chemi@atlow.co.il>

lib/_http_server.js

@@ -29,6 +29,7 @@ const {
   ObjectSetPrototypeOf,
   ReflectApply,
   Symbol,
+  SymbolAsyncDispose,
   SymbolFor,
 } = primordials;
 
@@ -81,7 +82,6 @@ const {
 const {
   kEmptyObject,
   promisify,
-  SymbolAsyncDispose,
 } = require('internal/util');
 const {
   validateInteger,

lib/child_process.js

@@ -42,6 +42,7 @@ const {
   StringPrototypeIncludes,
   StringPrototypeSlice,
   StringPrototypeToUpperCase,
+  SymbolDispose,
 } = primordials;
 
 const {
@@ -50,7 +51,6 @@ const {
   getSystemErrorName,
   kEmptyObject,
   promisify,
-  SymbolDispose,
 } = require('internal/util');
 const { isArrayBufferView } = require('internal/util/types');
 let debug = require('internal/util/debuglog').debuglog(

lib/dgram.js

@@ -30,6 +30,8 @@ const {
   ObjectDefineProperty,
   ObjectSetPrototypeOf,
   ReflectApply,
+  SymbolAsyncDispose,
+  SymbolDispose,
 } = primordials;
 
 const {
@@ -61,7 +63,7 @@ const {
   validatePort,
 } = require('internal/validators');
 const { Buffer } = require('buffer');
-const { deprecate, guessHandleType, promisify, SymbolAsyncDispose, SymbolDispose } = require('internal/util');
+const { deprecate, guessHandleType, promisify } = require('internal/util');
 const { isArrayBufferView } = require('internal/util/types');
 const EventEmitter = require('events');
 const { addAbortListener } = require('internal/events/abort_listener');

lib/events.js

@@ -47,11 +47,12 @@ const {
   StringPrototypeSplit,
   Symbol,
   SymbolAsyncIterator,
+  SymbolDispose,
   SymbolFor,
 } = primordials;
 const kRejection = SymbolFor('nodejs.rejection');
 
-const { SymbolDispose, kEmptyObject, spliceOne } = require('internal/util');
+const { kEmptyObject, spliceOne } = require('internal/util');
 
 const {
   inspect,

lib/https.js

@@ -33,13 +33,13 @@ const {
   ObjectSetPrototypeOf,
   ReflectApply,
   ReflectConstruct,
+  SymbolAsyncDispose,
 } = primordials;
 
 const {
   assertCrypto,
   kEmptyObject,
   promisify,
-  SymbolAsyncDispose,
 } = require('internal/util');
 assertCrypto();
 

lib/inspector.js

@@ -4,11 +4,8 @@ const {
   JSONParse,
   JSONStringify,
   SafeMap,
-} = primordials;
-
-const {
   SymbolDispose,
-} = require('internal/util');
+} = primordials;
 
 const {
   ERR_INSPECTOR_ALREADY_ACTIVATED,

lib/internal/child_process.js

@@ -12,6 +12,7 @@ const {
   ReflectApply,
   StringPrototypeSlice,
   Symbol,
+  SymbolDispose,
   Uint8Array,
 } = primordials;
 
@@ -55,7 +56,7 @@ const { TTY } = internalBinding('tty_wrap');
 const { UDP } = internalBinding('udp_wrap');
 const SocketList = require('internal/socket_list');
 const { owner_symbol } = require('internal/async_hooks').symbols;
-const { convertToValidSignal, deprecate, SymbolDispose } = require('internal/util');
+const { convertToValidSignal, deprecate } = require('internal/util');
 const { isArrayBufferView } = require('internal/util/types');
 const spawn_sync = internalBinding('spawn_sync');
 const { kStateSymbol } = require('internal/dgram');

lib/internal/events/abort_listener.js

@@ -2,7 +2,7 @@
 
 const {
   SymbolDispose,
-} = require('internal/util');
+} = primordials;
 const {
   validateAbortSignal,
   validateFunction,

lib/internal/fs/promises.js

@@ -15,6 +15,7 @@ const {
   SafeArrayIterator,
   SafePromisePrototypeFinally,
   Symbol,
+  SymbolAsyncDispose,
   Uint8Array,
   uncurryThis,
 } = primordials;
@@ -99,7 +100,6 @@ const {
   promisify,
   isWindows,
   isMacOS,
-  SymbolAsyncDispose,
 } = require('internal/util');
 const EventEmitter = require('events');
 const { StringDecoder } = require('string_decoder');

lib/internal/http2/core.js

@@ -19,6 +19,8 @@ const {
   SafeMap,
   SafeSet,
   Symbol,
+  SymbolAsyncDispose,
+  SymbolDispose,
   Uint32Array,
   Uint8Array,
 } = primordials;
@@ -28,8 +30,6 @@ const {
   customInspectSymbol: kInspect,
   kEmptyObject,
   promisify,
-  SymbolAsyncDispose,
-  SymbolDispose,
 } = require('internal/util');
 
 assertCrypto();

lib/internal/process/pre_execution.js

@@ -14,7 +14,6 @@ const {
   ObjectFreeze,
   String,
   StringPrototypeStartsWith,
-  Symbol,
   globalThis,
 } = primordials;
 
@@ -29,8 +28,6 @@ const {
   defineReplaceableLazyAttribute,
   setupCoverageHooks,
   emitExperimentalWarning,
-  SymbolAsyncDispose,
-  SymbolDispose,
   deprecate,
 } = require('internal/util');
 
@@ -121,8 +118,6 @@ function prepareExecution(options) {
 
   require('internal/dns/utils').initializeDns();
 
-  setupSymbolDisposePolyfill();
-
   if (isMainThread) {
     assert(internalBinding('worker').isMainThread);
     // Worker threads will get the manifest in the message handler.
@@ -157,31 +152,6 @@ function prepareExecution(options) {
   return mainEntry;
 }
 
-function setupSymbolDisposePolyfill() {
-  // TODO(MoLow): Remove this polyfill once Symbol.dispose and Symbol.asyncDispose are available in V8.
-  // eslint-disable-next-line node-core/prefer-primordials
-  if (typeof Symbol.dispose !== 'symbol') {
-    ObjectDefineProperty(Symbol, 'dispose', {
-      __proto__: null,
-      configurable: false,
-      enumerable: false,
-      value: SymbolDispose,
-      writable: false,
-    });
-  }
-
-  // eslint-disable-next-line node-core/prefer-primordials
-  if (typeof Symbol.asyncDispose !== 'symbol') {
-    ObjectDefineProperty(Symbol, 'asyncDispose', {
-      __proto__: null,
-      configurable: false,
-      enumerable: false,
-      value: SymbolAsyncDispose,
-      writable: false,
-    });
-  }
-}
-
 function setupUserModules(forceDefaultLoader = false) {
   initializeCJSLoader();
   initializeESMLoader(forceDefaultLoader);

lib/internal/readline/interface.js

@@ -30,6 +30,7 @@ const {
   StringPrototypeTrim,
   Symbol,
   SymbolAsyncIterator,
+  SymbolDispose,
 } = primordials;
 
 const { codes: {
@@ -44,7 +45,7 @@ const {
   validateString,
   validateUint32,
 } = require('internal/validators');
-const { SymbolDispose, kEmptyObject } = require('internal/util');
+const { kEmptyObject } = require('internal/util');
 const {
   inspect,
   getStringWidth,

lib/internal/streams/add-abort-signal.js

@@ -2,7 +2,7 @@
 
 const {
   SymbolDispose,
-} = require('internal/util');
+} = primordials;
 
 const {
   AbortError,

lib/internal/streams/end-of-stream.js

@@ -6,6 +6,7 @@
 const {
   Promise,
   PromisePrototypeThen,
+  SymbolDispose,
 } = primordials;
 
 const {
@@ -18,7 +19,6 @@ const {
 const {
   kEmptyObject,
   once,
-  SymbolDispose,
 } = require('internal/util');
 const {
   validateAbortSignal,

lib/internal/streams/pipeline.js

@@ -7,10 +7,11 @@ const {
   ArrayIsArray,
   Promise,
   SymbolAsyncIterator,
+  SymbolDispose,
 } = primordials;
 
 const eos = require('internal/streams/end-of-stream');
-const { SymbolDispose, once } = require('internal/util');
+const { once } = require('internal/util');
 const destroyImpl = require('internal/streams/destroy');
 const Duplex = require('internal/streams/duplex');
 const {

lib/internal/streams/readable.js

@@ -32,6 +32,7 @@ const {
   Promise,
   SafeSet,
   Symbol,
+  SymbolAsyncDispose,
   SymbolAsyncIterator,
   SymbolSpecies,
   TypedArrayPrototypeSet,
@@ -43,9 +44,6 @@ Readable.ReadableState = ReadableState;
 const EE = require('events');
 const { Stream, prependListener } = require('internal/streams/legacy');
 const { Buffer } = require('buffer');
-const {
-  SymbolAsyncDispose,
-} = require('internal/util');
 
 const {
   addAbortSignal,

lib/internal/streams/writable.js

@@ -35,6 +35,7 @@ const {
   Promise,
   StringPrototypeToLowerCase,
   Symbol,
+  SymbolAsyncDispose,
   SymbolHasInstance,
 } = primordials;
 
@@ -46,9 +47,6 @@ const Stream = require('internal/streams/legacy').Stream;
 const { Buffer } = require('buffer');
 const destroyImpl = require('internal/streams/destroy');
 const eos = require('internal/streams/end-of-stream');
-const {
-  SymbolAsyncDispose,
-} = require('internal/util');
 
 const {
   addAbortSignal,

lib/internal/test_runner/mock/mock_timers.js

@@ -17,6 +17,7 @@ const {
   Promise,
   Symbol,
   SymbolAsyncIterator,
+  SymbolDispose,
   globalThis,
 } = primordials;
 
@@ -28,7 +29,6 @@ const {
 
 const {
   emitExperimentalWarning,
-  SymbolDispose,
 } = require('internal/util');
 const {
   AbortError,

lib/internal/test_runner/test.js

@@ -29,6 +29,7 @@ const {
   StringPrototypeStartsWith,
   StringPrototypeTrim,
   Symbol,
+  SymbolDispose,
 } = primordials;
 const { getCallerLocation } = internalBinding('util');
 const { exitCodes: { kGenericUserError } } = internalBinding('errors');
@@ -55,7 +56,6 @@ const {
   createDeferredPromise,
   kEmptyObject,
   once: runOnce,
-  SymbolDispose,
 } = require('internal/util');
 const { isPromise } = require('internal/util/types');
 const {

lib/internal/util.js

@@ -932,14 +932,6 @@ module.exports = {
   setupCoverageHooks,
   removeColors,
 
-  // Define Symbol.dispose and Symbol.asyncDispose
-  // Until these are defined by the environment.
-  // TODO(MoLow): Remove this polyfill once Symbol.dispose and Symbol.asyncDispose are available in primordials.
-  // eslint-disable-next-line node-core/prefer-primordials
-  SymbolDispose: Symbol.dispose || SymbolFor('nodejs.dispose'),
-  // eslint-disable-next-line node-core/prefer-primordials
-  SymbolAsyncDispose: Symbol.asyncDispose || SymbolFor('nodejs.asyncDispose'),
-
   // Symbol used to customize promisify conversion
   customPromisifyArgs: kCustomPromisifyArgsSymbol,
 

lib/internal/webstreams/readablestream.js

@@ -22,6 +22,7 @@ const {
   SafePromiseAll,
   Symbol,
   SymbolAsyncIterator,
+  SymbolDispose,
   SymbolToStringTag,
   TypedArrayPrototypeGetLength,
   Uint8Array,
@@ -54,7 +55,6 @@ const {
   kEmptyObject,
   kEnumerableProperty,
   SideEffectFreeRegExpPrototypeSymbolReplace,
-  SymbolDispose,
 } = require('internal/util');
 
 const {

lib/net.js

@@ -36,6 +36,8 @@ const {
   ObjectDefineProperty,
   ObjectSetPrototypeOf,
   Symbol,
+  SymbolAsyncDispose,
+  SymbolDispose,
 } = primordials;
 
 const EventEmitter = require('events');
@@ -119,8 +121,6 @@ const {
   isWindows,
   kEmptyObject,
   promisify,
-  SymbolAsyncDispose,
-  SymbolDispose,
 } = require('internal/util');
 const {
   validateAbortSignal,

lib/readline.js

@@ -30,6 +30,7 @@ const {
   Promise,
   PromiseReject,
   StringPrototypeSlice,
+  SymbolDispose,
 } = primordials;
 
 const {
@@ -50,7 +51,6 @@ const {
 const {
   kEmptyObject,
   promisify,
-  SymbolDispose,
 } = require('internal/util');
 const { validateAbortSignal } = require('internal/validators');
 

lib/readline/promises.js

@@ -2,6 +2,7 @@
 
 const {
   Promise,
+  SymbolDispose,
 } = primordials;
 
 const {
@@ -21,7 +22,6 @@ const { validateAbortSignal } = require('internal/validators');
 
 const {
   kEmptyObject,
-  SymbolDispose,
 } = require('internal/util');
 let addAbortListener;
 

lib/timers.js

@@ -26,6 +26,7 @@ const {
   MathTrunc,
   ObjectDefineProperties,
   ObjectDefineProperty,
+  SymbolDispose,
   SymbolToPrimitive,
 } = primordials;
 
@@ -57,7 +58,6 @@ const {
 const {
   promisify: { custom: customPromisify },
   deprecate,
-  SymbolDispose,
 } = require('internal/util');
 let debug = require('internal/util/debuglog').debuglog('timer', (fn) => {
   debug = fn;

typings/primordials.d.ts

@@ -431,7 +431,9 @@ declare namespace primordials {
   export const SymbolPrototype: typeof Symbol.prototype
   export const SymbolFor: typeof Symbol.for
   export const SymbolKeyFor: typeof Symbol.keyFor
+  export const SymbolAsyncDispose: typeof Symbol.asyncDispose
   export const SymbolAsyncIterator: typeof Symbol.asyncIterator
+  export const SymbolDispose: typeof Symbol.dispose
   export const SymbolHasInstance: typeof Symbol.hasInstance
   export const SymbolIsConcatSpreadable: typeof Symbol.isConcatSpreadable
   export const SymbolIterator: typeof Symbol.iterator