Enable passing TSServer plugins to TSServer on web

For #140455

This does not actually enable this feature but a first step for it. Requires work on the TS side to actually get working

Author: mjbvz

extensions/typescript-language-features/src/tsServer/spawner.ts

@@ -237,23 +237,21 @@ export class TypeScriptServerSpawner {
 			}
 		}
 
-		if (!isWeb()) {
-			const pluginPaths = this._pluginPathsProvider.getPluginPaths();
+		const pluginPaths = isWeb() ? [] : this._pluginPathsProvider.getPluginPaths();
 
-			if (pluginManager.plugins.length) {
-				args.push('--globalPlugins', pluginManager.plugins.map(x => x.name).join(','));
+		if (pluginManager.plugins.length) {
+			args.push('--globalPlugins', pluginManager.plugins.map(x => x.name).join(','));
 
-				const isUsingBundledTypeScriptVersion = currentVersion.path === this._versionProvider.defaultVersion.path;
-				for (const plugin of pluginManager.plugins) {
-					if (isUsingBundledTypeScriptVersion || plugin.enableForWorkspaceTypeScriptVersions) {
-						pluginPaths.push(plugin.path);
-					}
+			const isUsingBundledTypeScriptVersion = currentVersion.path === this._versionProvider.defaultVersion.path;
+			for (const plugin of pluginManager.plugins) {
+				if (isUsingBundledTypeScriptVersion || plugin.enableForWorkspaceTypeScriptVersions) {
+					pluginPaths.push(isWeb() ? plugin.uri.toString() : plugin.uri.path);
 				}
 			}
+		}
 
-			if (pluginPaths.length !== 0) {
-				args.push('--pluginProbeLocations', pluginPaths.join(','));
-			}
+		if (pluginPaths.length !== 0) {
+			args.push('--pluginProbeLocations', pluginPaths.join(','));
 		}
 
 		if (configuration.npmLocation && !isWeb()) {

extensions/typescript-language-features/src/utils/plugins.ts

@@ -8,7 +8,7 @@ import * as arrays from './arrays';
 import { Disposable } from './dispose';
 
 export interface TypeScriptServerPlugin {
-	readonly path: string;
+	readonly uri: vscode.Uri;
 	readonly name: string;
 	readonly enableForWorkspaceTypeScriptVersions: boolean;
 	readonly languages: ReadonlyArray<string>;
@@ -17,7 +17,7 @@ export interface TypeScriptServerPlugin {
 
 namespace TypeScriptServerPlugin {
 	export function equals(a: TypeScriptServerPlugin, b: TypeScriptServerPlugin): boolean {
-		return a.path === b.path
+		return a.uri.toString() === b.uri.toString()
 			&& a.name === b.name
 			&& a.enableForWorkspaceTypeScriptVersions === b.enableForWorkspaceTypeScriptVersions
 			&& arrays.equals(a.languages, b.languages);
@@ -76,7 +76,7 @@ export class PluginManager extends Disposable {
 					plugins.push({
 						name: plugin.name,
 						enableForWorkspaceTypeScriptVersions: !!plugin.enableForWorkspaceTypeScriptVersions,
-						path: extension.extensionPath,
+						uri: extension.extensionUri,
 						languages: Array.isArray(plugin.languages) ? plugin.languages : [],
 						configNamespace: plugin.configNamespace,
 					});