fix: vsock nits (#28851)

cli/tsc/dts/lib.deno.ns.d.ts

@@ -5162,7 +5162,9 @@ declare namespace Deno {
 
   /**
    * Options that can be passed to `Deno.serve` to create a server listening on
-   * a vsock socket.
+   * a VSOCK socket.
+   *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
    *
    * @category HTTP Server
    */
@@ -5280,7 +5282,11 @@ declare namespace Deno {
   ): HttpServer<Deno.UnixAddr>;
   /** Serves HTTP requests with the given option bag and handler.
    *
-   * You can specify the socket path with `path` option.
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   *
+   * You can specify an object with the cid and port options for the VSOCK interface.
+   *
+   * The VSOCK address family facilitates communication between virtual machines and the host they are running on: https://man7.org/linux/man-pages/man7/vsock.7.html
    *
    * ```ts
    * Deno.serve(
@@ -5307,9 +5313,9 @@ declare namespace Deno {
    * ac.abort();
    * ```
    *
-   * By default `Deno.serve` prints the message
+   * By default `Deno.serve` prints the message `Listening on cid:port`.
-   * `Listening on path/to/socket` on listening. If you like to
+   * If you want to change this behavior, you can specify a custom `onListen`
-   * change this behavior, you can specify a custom `onListen` callback.
+   * callback.
    *
    * ```ts
    * Deno.serve({
@@ -5417,8 +5423,11 @@ declare namespace Deno {
   ): HttpServer<Deno.UnixAddr>;
   /** Serves HTTP requests with the given option bag.
    *
-   * You can specify an object with the path option, which is the
+   * The VSOCK address family facilitates communication between virtual machines and the host they are running on: https://man7.org/linux/man-pages/man7/vsock.7.html
-   * vsock socket to listen on.
+   *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   *
+   * You can specify an object with the cid and port options for the VSOCK interface.
    *
    * ```ts
    * const ac = new AbortController();

cli/tsc/dts/lib.deno_net.d.ts

@@ -18,7 +18,10 @@ declare namespace Deno {
     path: string;
   }
 
-  /** @category Network */
+  /**
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   * @category Network
+   */
   export interface VsockAddr {
     transport: "vsock";
     cid: number;
@@ -74,7 +77,9 @@ declare namespace Deno {
    */
   export type UnixListener = Listener<UnixConn, UnixAddr>;
 
-  /** Specialized listener that accepts Vsock connections.
+  /** Specialized listener that accepts VSOCK connections.
+   *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
    *
    * @category Network
    */
@@ -236,9 +241,11 @@ declare namespace Deno {
     options: UnixListenOptions & { transport: "unix" },
   ): UnixListener;
 
-  /** Options which can be set when opening a vsock listener via
+  /** Options which can be set when opening a VSOCK listener via
    * {@linkcode Deno.listen}.
    *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   *
    * @category Network
    */
   export interface VsockListenOptions {
@@ -247,6 +254,10 @@ declare namespace Deno {
   }
 
   /** Listen announces on the local transport address.
+   *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   *
+   * The VSOCK address family facilitates communication between virtual machines and the host they are running on: https://man7.org/linux/man-pages/man7/vsock.7.html
    *
    * ```ts
    * const listener = Deno.listen({ cid: -1, port: 80, transport: "vsock" })
@@ -389,7 +400,10 @@ declare namespace Deno {
   // deno-lint-ignore adjacent-overload-signatures
   export function connect(options: UnixConnectOptions): Promise<UnixConn>;
 
-  /** @category Network */
+  /**
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   * @category Network
+   */
   export interface VsockConnectOptions {
     transport: "vsock";
     cid: number;
@@ -402,6 +416,8 @@ declare namespace Deno {
   /** Connects to the hostname (default is "127.0.0.1") and port on the named
    * transport (default is "tcp"), and resolves to the connection (`Conn`).
    *
+   * @experimental **UNSTABLE**: New API, yet to be vetted.
+   *
    * ```ts
    * const conn1 = await Deno.connect({ port: 80 });
    * const conn2 = await Deno.connect({ hostname: "192.0.2.1", port: 80 });

ext/net/ops.rs

@@ -625,10 +625,10 @@ where
   use tokio_vsock::VsockAddr;
   use tokio_vsock::VsockStream;
 
-  super::check_unstable(
+  state
-    &state.borrow(),
+    .borrow()
-    r#"Deno.connect({ transport: "vsock" })"#,
+    .feature_checker
-  );
+    .check_or_exit("vsock", "Deno.connect");
 
   state.borrow_mut().borrow_mut::<NP>().check_vsock(
     cid,
@@ -680,7 +680,7 @@ where
   use tokio_vsock::VsockAddr;
   use tokio_vsock::VsockListener;
 
-  super::check_unstable(state, r#"Deno.listen({ transport: "vsock" })"#);
+  state.feature_checker.check_or_exit("vsock", "Deno.listen");
 
   state
     .borrow_mut::<NP>()

runtime/js/90_deno_ns.js

@@ -164,8 +164,9 @@ const unstableIds = {
   process: 11,
   temporal: 12,
   unsafeProto: 13,
-  webgpu: 14,
+  vsock: 14,
-  workerOptions: 15,
+  webgpu: 15,
+  workerOptions: 16,
 };
 
 const denoNsUnstableById = { __proto__: null };

runtime/lib.rs

@@ -62,7 +62,7 @@ pub struct UnstableGranularFlag {
   pub id: i32,
 }
 
-// NOTE(bartlomieju): keep IDs in sync with `runtime/90_deno_ns.js` (search for `unstableFeatures`)
+// NOTE(bartlomieju): keep IDs in sync with `runtime/js/90_deno_ns.js` (search for `unstableFeatures`)
 pub static UNSTABLE_GRANULAR_FLAGS: &[UnstableGranularFlag] = &[
   UnstableGranularFlag {
     name: deno_broadcast_channel::UNSTABLE_FEATURE_NAME,
@@ -145,17 +145,23 @@ pub static UNSTABLE_GRANULAR_FLAGS: &[UnstableGranularFlag] = &[
     // for "unstableIds" to see where it's used.
     id: 13,
   },
+  UnstableGranularFlag {
+    name: "vsock",
+    help_text: "Enable unstable VSOCK APIs",
+    show_in_help: false,
+    id: 14,
+  },
   UnstableGranularFlag {
     name: deno_webgpu::UNSTABLE_FEATURE_NAME,
     help_text: "Enable unstable `WebGPU` APIs",
     show_in_help: true,
-    id: 14,
+    id: 15,
   },
   UnstableGranularFlag {
     name: ops::worker_host::UNSTABLE_FEATURE_NAME,
     help_text: "Enable unstable Web Worker APIs",
     show_in_help: true,
-    id: 15,
+    id: 16,
   },
 ];
 

tests/integration/js_unit_tests.rs

@@ -128,6 +128,7 @@ fn js_unit_test(test: String) {
     // flag to particular files, but there's many of them that rely on unstable
     // net APIs (`reusePort` in `listen` and `listenTls`; `listenDatagram`)
     .arg("--unstable-net")
+    .arg("--unstable-vsock")
     .arg("--location=http://127.0.0.1:4545/")
     .arg("--no-prompt");