Add missing node os.release() implementation (#4065)

2 files changed, 9 insertions, 9 deletions

diff --git a/std/node/os.ts b/std/node/os.ts
index 39209b4b7..f34551da9 100644
--- a/std/node/os.ts
+++ b/std/node/os.ts
@@ -161,9 +161,9 @@ export function platform(): string {
   return process.platform;
 }
 
-/** Not yet implemented */
+/** Returns the operating system as a string */
 export function release(): string {
-  notImplemented(SEE_GITHUB_ISSUE);
+  return Deno.osRelease();
 }
 
 /** Not yet implemented */
diff --git a/std/node/os_test.ts b/std/node/os_test.ts
index 2ceff79a4..6ef123575 100644
--- a/std/node/os_test.ts
+++ b/std/node/os_test.ts
@@ -31,6 +31,13 @@ test({
 });
 
 test({
+  name: "release is a string",
+  fn() {
+    assertEquals(typeof os.release(), "string");
+  }
+});
+
+test({
   name: "getPriority(): PID must be a 32 bit integer",
   fn() {
     assertThrows(
@@ -218,13 +225,6 @@ test({
     );
     assertThrows(
       () => {
-        os.release();
-      },
-      Error,
-      "Not implemented"
-    );
-    assertThrows(
-      () => {
         os.setPriority(0);
       },
       Error,