feat(std/node) Export TextDecoder and TextEncoder from util (#5663)

3 files changed, 34 insertions, 0 deletions

diff --git a/std/node/_utils.ts b/std/node/_utils.ts
index ec89d11a8..352179f4a 100644
--- a/std/node/_utils.ts
+++ b/std/node/_utils.ts
@@ -3,6 +3,12 @@ export function notImplemented(msg?: string): never {
   throw new Error(message);
 }
 
+export type _TextDecoder = typeof TextDecoder.prototype;
+export const _TextDecoder = TextDecoder;
+
+export type _TextEncoder = typeof TextEncoder.prototype;
+export const _TextEncoder = TextEncoder;
+
 // API helpers
 
 export type MaybeNull<T> = T | null;
diff --git a/std/node/util.ts b/std/node/util.ts
index a61dc30b2..8c3fdabe8 100644
--- a/std/node/util.ts
+++ b/std/node/util.ts
@@ -70,3 +70,13 @@ export function validateIntegerRange(
     );
   }
 }
+
+import { _TextDecoder, _TextEncoder } from "./_utils.ts";
+
+/** The global TextDecoder */
+export type TextDecoder = import("./_utils.ts")._TextDecoder;
+export const TextDecoder = _TextDecoder;
+
+/** The global TextEncoder */
+export type TextEncoder = import("./_utils.ts")._TextEncoder;
+export const TextEncoder = _TextEncoder;
diff --git a/std/node/util_test.ts b/std/node/util_test.ts
index b4e6ea41f..7036368b6 100644
--- a/std/node/util_test.ts
+++ b/std/node/util_test.ts
@@ -148,3 +148,21 @@ test({
     assert(!util.isPrimitive(objectType));
   },
 });
+
+test({
+  name: "[util] TextDecoder",
+  fn() {
+    assert(util.TextDecoder === TextDecoder);
+    const td: util.TextDecoder = new util.TextDecoder();
+    assert(td instanceof TextDecoder);
+  },
+});
+
+test({
+  name: "[util] TextEncoder",
+  fn() {
+    assert(util.TextEncoder === TextEncoder);
+    const te: util.TextEncoder = new util.TextEncoder();
+    assert(te instanceof TextEncoder);
+  },
+});