Merge from vscode 099a7622e6e90dbcc226e428d4e35a72cb19ecbc (#9646)

* Merge from vscode 099a7622e6e90dbcc226e428d4e35a72cb19ecbc

* fix strict

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

@@ -131,6 +131,14 @@ export interface ITerminalService {
 	findNext(): void;
 	findPrevious(): void;
 
+	/**
+	 * Link handlers can be registered here to allow intercepting links clicked in the terminal.
+	 * When a link is clicked, the link will be considered handled when the first interceptor
+	 * resolves with true. It will be considered not handled when _all_ link handlers resolve with
+	 * false, or 3 seconds have elapsed.
+	 */
+	addLinkHandler(key: string, callback: TerminalLinkHandlerCallback): IDisposable;
+
 	selectDefaultWindowsShell(): Promise<void>;
 
 	setContainers(panelContainer: HTMLElement, terminalContainer: HTMLElement): void;
@@ -179,6 +187,18 @@ export enum WindowsShellType {
 }
 export type TerminalShellType = WindowsShellType | undefined;
 
+export const LINK_INTERCEPT_THRESHOLD = 3000;
+
+export interface ITerminalBeforeHandleLinkEvent {
+	terminal?: ITerminalInstance;
+	/** The text of the link */
+	link: string;
+	/** Call with whether the link was handled by the interceptor */
+	resolve(wasHandled: boolean): void;
+}
+
+export type TerminalLinkHandlerCallback = (e: ITerminalBeforeHandleLinkEvent) => Promise<boolean>;
+
 export interface ITerminalInstance {
 	/**
 	 * The ID of the terminal instance, this is an arbitrary number only used to identify the
@@ -240,6 +260,11 @@ export interface ITerminalInstance {
 	 */
 	onExit: Event<number | undefined>;
 
+	/**
+	 * Attach a listener to intercept and handle link clicks in the terminal.
+	 */
+	onBeforeHandleLink: Event<ITerminalBeforeHandleLinkEvent>;
+
 	readonly exitCode: number | undefined;
 
 	processReady: Promise<void>;