[Razor] Support platform agnostic language server & telemetry (#6600)

Author: allisonchou

package.json

@@ -732,6 +732,22 @@
       ],
       "integrity": "AB4D44465EA5135912737F8D943DB8DB7ADF1CC213F433188401FEE36B78A319"
     },
+    {
+      "id": "Razor",
+      "description": "Razor Language Server (Platform Agnostic)",
+      "url": "https://download.visualstudio.microsoft.com/download/pr/f8b5b74b-3df3-47cc-83b1-cd1d93d1771d/e456a753103b84b87bf5f000499ce3d7/razorlanguageserver-platformagnostic-7.0.0-preview.23513.5.zip",
+      "installPath": ".razor",
+      "platforms": [
+        "neutral"
+      ],
+      "architectures": [
+        "neutral"
+      ],
+      "binaries": [
+        "./rzls"
+      ],
+      "integrity": "0CDC371C58614CBD5BAE83A0AEDF9896115A637E3AF007B7E399F5414CA66451"
+    },
     {
       "id": "RazorOmnisharp",
       "description": "Razor Language Server for OmniSharp (Windows / x64)",
@@ -974,6 +990,19 @@
         "arm64"
       ],
       "integrity": "65B17BBB7BA66987F74ED0B9261FC495BBB40C8C1C4FC4F8981BA5824B300A00"
+    },
+    {
+      "id": "RazorTelemetry",
+      "description": "Razor Language Server Telemetry (Platform Agnostic)",
+      "url": "https://download.visualstudio.microsoft.com/download/pr/f8b5b74b-3df3-47cc-83b1-cd1d93d1771d/1affdce6b3431a5ed16d545a325a8474/devkittelemetry-platformagnostic-7.0.0-preview.23513.5.zip",
+      "installPath": ".razortelemetry",
+      "platforms": [
+        "netural"
+      ],
+      "architectures": [
+        "neutral"
+      ],
+      "integrity": "5410885094C69A494D847755CC974F41850AC21C613D140B4A775DE7E531880E"
     }
   ],
   "engines": {

src/razor/razorTelemetryDownloader.ts

@@ -24,12 +24,21 @@ export class RazorTelemetryDownloader {
     public async DownloadAndInstallRazorTelemetry(version: string): Promise<boolean> {
         const runtimeDependencies = getRuntimeDependenciesPackages(this.packageJSON);
         const razorPackages = runtimeDependencies.filter((inputPackage) => inputPackage.id === 'RazorTelemetry');
-        const packagesToInstall = await getAbsolutePathPackagesToInstall(
+        let packagesToInstall = await getAbsolutePathPackagesToInstall(
             razorPackages,
             this.platformInfo,
             this.extensionPath
         );
 
+        if (packagesToInstall.length == 0) {
+            const platformNeutral = new PlatformInformation('neutral', 'neutral');
+            packagesToInstall = await getAbsolutePathPackagesToInstall(
+                razorPackages,
+                platformNeutral,
+                this.extensionPath
+            );
+        }
+
         if (packagesToInstall.length > 0) {
             this.eventStream.post(new PackageInstallation(`Razor Telemetry Version = ${version}`));
             this.eventStream.post(new LogPlatformInfo(this.platformInfo));

tasks/offlinePackagingTasks.ts

@@ -138,6 +138,11 @@ async function acquireRoslyn(
 }
 
 async function installRazor(packageJSON: any, platformInfo: PlatformInformation) {
+    if (platformInfo === undefined) {
+        const platformNeutral = new PlatformInformation('neutral', 'neutral');
+        return await installPackageJsonDependency('Razor', packageJSON, platformNeutral);
+    }
+
     return await installPackageJsonDependency('Razor', packageJSON, platformInfo);
 }