2 files changed, 30 insertions, 1 deletions
diff --git a/extension/src/util/messenger.ts b/extension/src/util/messenger.ts
index 7fd71ddd..3044898e 100644
--- a/extension/src/util/messenger.ts
+++ b/extension/src/util/messenger.ts
@@ -15,7 +15,7 @@ export abstract class Messenger {
   abstract onOpen(callback: () => void): void;
 
   abstract onClose(callback: () => void): void;
-  
+
   abstract onError(callback: () => void): void;
 
   abstract sendAndReceive(messageType: string, data: any): Promise<any>;
diff --git a/extension/src/util/util.ts b/extension/src/util/util.ts
index d33593e1..dfc10c90 100644
--- a/extension/src/util/util.ts
+++ b/extension/src/util/util.ts
@@ -1,5 +1,6 @@
 import { RangeInFile, SerializedDebugContext } from "../client";
 import * as fs from "fs";
+const os = require("os");
 
 function charIsEscapedAtIndex(index: number, str: string): boolean {
   if (index === 0) return false;
@@ -113,3 +114,31 @@ export function debounced(delay: number, fn: Function) {
     }, delay);
   };
 }
+
+type Platform = "mac" | "linux" | "windows" | "unknown";
+
+function getPlatform(): Platform {
+  const platform = os.platform();
+  if (platform === "darwin") {
+    return "mac";
+  } else if (platform === "linux") {
+    return "linux";
+  } else if (platform === "win32") {
+    return "windows";
+  } else {
+    return "unknown";
+  }
+}
+
+export function getMetaKeyLabel() {
+  const platform = getPlatform();
+  switch (platform) {
+    case "mac":
+      return "⌘";
+    case "linux":
+    case "windows":
+      return "^";
+    default:
+      return "⌘";
+  }
+}