fix(ext/node): support process.stdin.unref() (#22865)

This PR adds private `[REF]()` and `[UNREF]()` methods to Stdin class,
and call them from Node.js polyfill layer (`TTY` class). This enables
`process.stdin.unref()` and `process.stdin.ref()` for the case when
stdin is terminal.

closes #21796

1 files changed, 12 insertions, 1 deletions

diff --git a/ext/node/polyfills/tty.js b/ext/node/polyfills/tty.js
index c44f7e946..3a84a1f94 100644
--- a/ext/node/polyfills/tty.js
+++ b/ext/node/polyfills/tty.js
@@ -9,7 +9,10 @@ const {
 } = core;
 
 import { ERR_INVALID_FD } from "ext:deno_node/internal/errors.ts";
-import { LibuvStreamWrap } from "ext:deno_node/internal_binding/stream_wrap.ts";
+import {
+  kStreamBaseField,
+  LibuvStreamWrap,
+} from "ext:deno_node/internal_binding/stream_wrap.ts";
 import { providerType } from "ext:deno_node/internal_binding/async_wrap.ts";
 import { Socket } from "node:net";
 import { setReadStream } from "ext:deno_node/_process/streams.mjs";
@@ -36,6 +39,14 @@ class TTY extends LibuvStreamWrap {
   constructor(handle) {
     super(providerType.TTYWRAP, handle);
   }
+
+  ref() {
+    this[kStreamBaseField][io.REF]();
+  }
+
+  unref() {
+    this[kStreamBaseField][io.UNREF]();
+  }
 }
 
 export class ReadStream extends Socket {