Split host from port to a different argument in vsDebugServer

Author: gfszr

src/serverSessionManager.ts

@@ -26,15 +26,15 @@ export class ServerSessionManager<T extends IDebugSessionLike> {
   private readonly portLeaseTracker: IPortLeaseTracker;
   private disposables: IDisposable[] = [];
   private servers = new Map<string, net.Server>();
-  private host = '127.0.0.1';
 
-  constructor(globalContainer: Container, sessionLauncher: ISessionLauncher<T>, host?: string) {
+  constructor(
+    globalContainer: Container,
+    sessionLauncher: ISessionLauncher<T>,
+    private readonly host = '127.0.0.1',
+  ) {
     this.sessionManager = new SessionManager(globalContainer, sessionLauncher);
     this.portLeaseTracker = globalContainer.get(IPortLeaseTracker);
     this.disposables.push(this.sessionManager);
-    if (host) {
-      this.host = host;
-    }
   }
 
   /**

src/vsDebugServer.ts

@@ -128,15 +128,11 @@ class VsDebugServer implements ISessionLauncher<VSDebugSession> {
 
 let debugServerPort: number | undefined = undefined;
 let debugServerHost: string | undefined = undefined;
+
 if (process.argv.length >= 3) {
-  // Interpret the argument as either a port number, or 'address:port'.
-  const address = process.argv[2];
-  const colonIndex = address.lastIndexOf(':');
-  if (colonIndex === -1) {
-    debugServerPort = +address;
-  } else {
-    debugServerHost = address.substring(0, colonIndex);
-    debugServerPort = +address.substring(colonIndex + 1);
+  debugServerPort = +process.argv[2];
+  if (process.argv.length >= 4) {
+    debugServerHost = process.argv[3];
   }
 }