Merge from vscode 1fbacccbc900bb59ba8a8f26a4128d48a1c97842

src/vs/vscode.d.ts

@@ -4930,6 +4930,21 @@ declare module 'vscode' {
 		 */
 		readonly creationOptions: Readonly<TerminalOptions | ExtensionTerminalOptions>;
 
+		/**
+		 * The exit status of the terminal, this will be undefined while the terminal is active.
+		 *
+		 * **Example:** Show a notification with the exit code when the terminal exits with a
+		 * non-zero exit code.
+		 * ```typescript
+		 * window.onDidCloseTerminal(t => {
+		 *   if (t.exitStatus && t.exitStatus.code) {
+		 *   	vscode.window.showInformationMessage(`Exit code: ${t.exitStatus.code}`);
+		 *   }
+		 * });
+		 * ```
+		 */
+		readonly exitStatus: TerminalExitStatus | undefined;
+
 		/**
 		 * Send text to the terminal. The text is written to the stdin of the underlying pty process
 		 * (shell) of the terminal.
@@ -7746,6 +7761,20 @@ declare module 'vscode' {
 		readonly rows: number;
 	}
 
+	/**
+	 * Represents how a terminal exited.
+	 */
+	export interface TerminalExitStatus {
+		/**
+		 * The exit code that a terminal exited with, it can have the following values:
+		 * - Zero: the terminal process or custom execution succeeded.
+		 * - Non-zero: the terminal process or custom execution failed.
+		 * - `undefined`: the user forcibly closed the terminal or a custom execution exited
+		 *   without providing an exit code.
+		 */
+		readonly code: number | undefined;
+	}
+
 	/**
 	 * A location in the editor at which progress information can be shown. It depends on the
 	 * location how progress is visually represented.
@@ -8406,7 +8435,7 @@ declare module 'vscode' {
 		 * List of workspace folders or `undefined` when no folder is open.
 		 * *Note* that the first entry corresponds to the value of `rootPath`.
 		 */
-		export const workspaceFolders: WorkspaceFolder[] | undefined;
+		export const workspaceFolders: ReadonlyArray<WorkspaceFolder> | undefined;
 
 		/**
 		 * The name of the workspace. `undefined` when no folder
@@ -8580,7 +8609,7 @@ declare module 'vscode' {
 		/**
 		 * All text documents currently known to the system.
 		 */
-		export const textDocuments: TextDocument[];
+		export const textDocuments: ReadonlyArray<TextDocument>;
 
 		/**
 		 * Opens a document. Will return early if this document is already open. Otherwise