From 754b8c65ad5adda2961c667a6b64ab59c130111d Mon Sep 17 00:00:00 2001
From: ecyrbe <ecyrbe@gmail.com>
Date: Fri, 21 Feb 2020 18:01:01 +0100
Subject: feat(std/node) : add os.platform (#4064)

---
 std/node/os.ts      |  6 +++---
 std/node/os_test.ts | 14 +++++++-------
 2 files changed, 10 insertions(+), 10 deletions(-)

(limited to 'std/node')

diff --git a/std/node/os.ts b/std/node/os.ts
index 3bff03a69..8facde292 100644
--- a/std/node/os.ts
+++ b/std/node/os.ts
@@ -21,6 +21,7 @@
 import { notImplemented } from "./_utils.ts";
 import { validateIntegerRange } from "./util.ts";
 import { EOL as fsEOL } from "../fs/eol.ts";
+import { process } from "./process.ts";
 
 const SEE_GITHUB_ISSUE = "See https://github.com/denoland/deno/issues/3802";
 
@@ -144,10 +145,9 @@ export function loadavg(): number[] {
 export function networkInterfaces(): NetworkInterfaces {
   notImplemented(SEE_GITHUB_ISSUE);
 }
-
-/** Not yet implemented */
+/** Returns the a string identifying the operating system platform. The value is set at compile time. Possible values are 'darwin', 'linux', and 'win32'. */
 export function platform(): string {
-  notImplemented(SEE_GITHUB_ISSUE);
+  return process.platform;
 }
 
 /** Not yet implemented */
diff --git a/std/node/os_test.ts b/std/node/os_test.ts
index 14d4e42ab..f13589a4b 100644
--- a/std/node/os_test.ts
+++ b/std/node/os_test.ts
@@ -28,6 +28,13 @@ test({
   }
 });
 
+test({
+  name: "platform is a string",
+  fn() {
+    assertEquals(typeof os.platform(), "string");
+  }
+});
+
 test({
   name: "getPriority(): PID must be a 32 bit integer",
   fn() {
@@ -215,13 +222,6 @@ test({
       Error,
       "Not implemented"
     );
-    assertThrows(
-      () => {
-        os.platform();
-      },
-      Error,
-      "Not implemented"
-    );
     assertThrows(
       () => {
         os.release();
-- 
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