feat: Stabilize Deno.hostname() API (#15932)

cli/diagnostics.rs

@@ -40,7 +40,6 @@ const UNSTABLE_DENO_PROPS: &[&str] = &[
   "createHttpClient",
   "futime",
   "futimeSync",
-  "hostname",
   "kill",
   "listen",
   "listenDatagram",

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

@@ -161,6 +161,20 @@ declare namespace Deno {
    */
   export function memoryUsage(): MemoryUsage;
 
+  /**
+   * Get the `hostname` of the machine the Deno process is running on.
+   *
+   * ```ts
+   * console.log(Deno.hostname());
+   * ```
+   *
+   * Requires `allow-sys` permission.
+   *
+   * @tags allow-sys
+   * @category Runtime Environment
+   */
+  export function hostname(): string;
+
   /** Reflects the `NO_COLOR` environment variable at program start.
    *
    * See: https://no-color.org/

cli/dts/lib.deno.unstable.d.ts

@@ -940,23 +940,6 @@ declare namespace Deno {
     },
   >(opt: T): Process<T>;
 
-  /** **UNSTABLE**: New API, yet to be vetted.
-   *
-   * Get the `hostname` of the machine the Deno process is running on.
-   *
-   * ```ts
-   * console.log(Deno.hostname());
-   * ```
-   *
-   * Requires `allow-sys` permission.
-   * Additional consideration is still necessary around the permissions
-   * required.
-   *
-   * @tags allow-sys
-   * @category Runtime Environment
-   */
-  export function hostname(): string;
-
   /** **UNSTABLE**: New API, yet to be vetted.
    *
    * A custom HttpClient for use with `fetch`.

runtime/ops/os.rs

@@ -173,7 +173,6 @@ fn op_loadavg(state: &mut OpState) -> Result<(f64, f64, f64), AnyError> {
 
 #[op]
 fn op_hostname(state: &mut OpState) -> Result<String, AnyError> {
-  super::check_unstable(state, "Deno.hostname");
   state
     .borrow_mut::<Permissions>()
     .sys