1 files changed, 34 insertions, 51 deletions

diff --git a/ext/node/polyfills/internal/util/types.ts b/ext/node/polyfills/internal/util/types.ts
index 3e2004c2b..58b1b1045 100644
--- a/ext/node/polyfills/internal/util/types.ts
+++ b/ext/node/polyfills/internal/util/types.ts
@@ -24,17 +24,16 @@
 // TODO(petamoriken): enable prefer-primordials for node polyfills
 // deno-lint-ignore-file prefer-primordials
 
+import { primordials } from "ext:core/mod.js";
 import * as bindingTypes from "ext:deno_node/internal_binding/types.ts";
 export {
   isCryptoKey,
   isKeyObject,
 } from "ext:deno_node/internal/crypto/_keys.ts";
-
-// https://tc39.es/ecma262/#sec-get-%typedarray%.prototype-@@tostringtag
-const _getTypedArrayToStringTag = Object.getOwnPropertyDescriptor(
-  Object.getPrototypeOf(Uint8Array).prototype,
-  Symbol.toStringTag,
-)!.get!;
+const {
+  ArrayBufferIsView,
+  TypedArrayPrototypeGetSymbolToStringTag,
+} = primordials;
 
 export function isArrayBufferView(
   value: unknown,
@@ -51,98 +50,82 @@ export function isArrayBufferView(
   | Uint8ClampedArray
   | Uint16Array
   | Uint32Array {
-  return ArrayBuffer.isView(value);
+  return ArrayBufferIsView(value);
 }
 
 export function isBigInt64Array(value: unknown): value is BigInt64Array {
-  return _getTypedArrayToStringTag.call(value) === "BigInt64Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "BigInt64Array";
 }
 
 export function isBigUint64Array(value: unknown): value is BigUint64Array {
-  return _getTypedArrayToStringTag.call(value) === "BigUint64Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "BigUint64Array";
 }
 
 export function isFloat32Array(value: unknown): value is Float32Array {
-  return _getTypedArrayToStringTag.call(value) === "Float32Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Float32Array";
 }
 
 export function isFloat64Array(value: unknown): value is Float64Array {
-  return _getTypedArrayToStringTag.call(value) === "Float64Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Float64Array";
 }
 
 export function isInt8Array(value: unknown): value is Int8Array {
-  return _getTypedArrayToStringTag.call(value) === "Int8Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Int8Array";
 }
 
 export function isInt16Array(value: unknown): value is Int16Array {
-  return _getTypedArrayToStringTag.call(value) === "Int16Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Int16Array";
 }
 
 export function isInt32Array(value: unknown): value is Int32Array {
-  return _getTypedArrayToStringTag.call(value) === "Int32Array";
-}
-
-export type TypedArray =
-  | BigInt64Array
-  | BigUint64Array
-  | Float32Array
-  | Float64Array
-  | Int8Array
-  | Int16Array
-  | Int32Array
-  | Uint8Array
-  | Uint8ClampedArray
-  | Uint16Array
-  | Uint32Array;
-
-export function isTypedArray(value: unknown): value is TypedArray {
-  return _getTypedArrayToStringTag.call(value) !== undefined;
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Int32Array";
 }
 
 export function isUint8Array(value: unknown): value is Uint8Array {
-  return _getTypedArrayToStringTag.call(value) === "Uint8Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Uint8Array";
 }
 
 export function isUint8ClampedArray(
   value: unknown,
 ): value is Uint8ClampedArray {
-  return _getTypedArrayToStringTag.call(value) === "Uint8ClampedArray";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Uint8ClampedArray";
 }
 
 export function isUint16Array(value: unknown): value is Uint16Array {
-  return _getTypedArrayToStringTag.call(value) === "Uint16Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Uint16Array";
 }
 
 export function isUint32Array(value: unknown): value is Uint32Array {
-  return _getTypedArrayToStringTag.call(value) === "Uint32Array";
+  return TypedArrayPrototypeGetSymbolToStringTag(value) === "Uint32Array";
 }
 
 export const {
   // isExternal,
-  isDate,
+  isAnyArrayBuffer,
   isArgumentsObject,
+  isArrayBuffer,
+  isAsyncFunction,
   isBigIntObject,
   isBooleanObject,
-  isNumberObject,
-  isStringObject,
-  isSymbolObject,
-  isNativeError,
-  isRegExp,
-  isAsyncFunction,
+  isBoxedPrimitive,
+  isDataView,
+  isDate,
   isGeneratorFunction,
   isGeneratorObject,
-  isPromise,
   isMap,
-  isSet,
   isMapIterator,
+  isModuleNamespaceObject,
+  isNativeError,
+  isNumberObject,
+  isPromise,
+  isProxy,
+  isRegExp,
+  isSet,
   isSetIterator,
+  isSharedArrayBuffer,
+  isStringObject,
+  isSymbolObject,
+  isTypedArray,
   isWeakMap,
   isWeakSet,
-  isArrayBuffer,
-  isDataView,
-  isSharedArrayBuffer,
-  isProxy,
-  isModuleNamespaceObject,
-  isAnyArrayBuffer,
-  isBoxedPrimitive,
 } = bindingTypes;