Add new terminal link text for tunnels (#114033)

Fixes microsoft/vscode-internalbacklog#1709

src/vs/workbench/contrib/terminal/browser/links/terminalLinkManager.ts

@@ -27,6 +27,7 @@ import { XTermCore } from 'vs/workbench/contrib/terminal/browser/xterm-private';
 import { TerminalHover, ILinkHoverTargetOptions } from 'vs/workbench/contrib/terminal/browser/widgets/terminalHoverWidget';
 import { TerminalLink } from 'vs/workbench/contrib/terminal/browser/links/terminalLink';
 import { TerminalExternalLinkProviderAdapter } from 'vs/workbench/contrib/terminal/browser/links/terminalExternalLinkProviderAdapter';
+import { ITunnelService } from 'vs/platform/remote/common/tunnel';
 
 export type XtermLinkMatcherHandler = (event: MouseEvent | undefined, link: string) => Promise<void>;
 export type XtermLinkMatcherValidationCallback = (uri: string, callback: (isValid: boolean) => void) => void;
@@ -53,7 +54,8 @@ export class TerminalLinkManager extends DisposableStore {
 		@IEditorService private readonly _editorService: IEditorService,
 		@IConfigurationService private readonly _configurationService: IConfigurationService,
 		@IFileService private readonly _fileService: IFileService,
-		@IInstantiationService private readonly _instantiationService: IInstantiationService
+		@IInstantiationService private readonly _instantiationService: IInstantiationService,
+		@ITunnelService private readonly _tunnelService: ITunnelService
 	) {
 		super();
 
@@ -229,6 +231,13 @@ export class TerminalLinkManager extends DisposableStore {
 			}
 		}
 
+		let fallbackLabel: string;
+		if (this._tunnelService.canTunnel(URI.parse(uri))) {
+			fallbackLabel = nls.localize('followForwardedLink', "Follow Link using Forwarded Port");
+		} else {
+			fallbackLabel = nls.localize('followLink', "Follow Link");
+		}
+
 		const markdown = new MarkdownString('', true);
 		// Escapes markdown in label & uri
 		if (label) {
@@ -240,7 +249,7 @@ export class TerminalLinkManager extends DisposableStore {
 			markdown.value = '';
 		}
 
-		label = label || nls.localize('followLink', "Follow Link");
+		label = label || fallbackLabel;
 		// Use the label when uri is '' so the link displays correctly
 		uri = uri || label;
 		// Although if there is a space in the uri, just replace it completely