expose altClickMovesCursor as setting (#114429)

* fix #101136

* Update src/vs/workbench/contrib/terminal/common/terminalConfiguration.ts
Co-authored-by: NDaniel Imms <daimms@microsoft.com>
Co-authored-by: NDaniel Imms <daimms@microsoft.com>

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

@@ -396,6 +396,7 @@ export class TerminalInstance extends Disposable implements ITerminalInstance {
 		const editorOptions = this._configurationService.getValue<IEditorOptions>('editor');
 
 		const xterm = new Terminal({
+			altClickMovesCursor: config.altClickMovesCursor,
 			scrollback: config.scrollback,
 			theme: this._getXtermTheme(),
 			drawBoldTextInBrightColors: config.drawBoldTextInBrightColors,
@@ -1286,6 +1287,7 @@ export class TerminalInstance extends Disposable implements ITerminalInstance {
 
 	public updateConfig(): void {
 		const config = this._configHelper.config;
+		this._safeSetOption('altClickMovesCursor', config.altClickMovesCursor);
 		this._setCursorBlink(config.cursorBlinking);
 		this._setCursorStyle(config.cursorStyle);
 		this._setCursorWidth(config.cursorWidth);

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

@@ -91,6 +91,7 @@ export interface ITerminalConfiguration {
 		osx: string[];
 		windows: string[];
 	};
+	altClickMovesCursor: boolean;
 	macOptionIsMeta: boolean;
 	macOptionClickForcesSelection: boolean;
 	rendererType: 'auto' | 'canvas' | 'dom' | 'experimentalWebgl';

src/vs/workbench/contrib/terminal/common/terminalConfiguration.ts

@@ -90,6 +90,11 @@ export const terminalConfiguration: IConfigurationNode = {
 			type: 'boolean',
 			default: false
 		},
+		'terminal.integrated.altClickMovesCursor': {
+			description: localize('terminal.integrated.altClickMovesCursor', "If enabled, alt/option + click will move the prompt cursor to position underneath the mouse. This may not work reliably depending on your shell."),
+			type: 'boolean',
+			default: true
+		},
 		'terminal.integrated.copyOnSelection': {
 			description: localize('terminal.integrated.copyOnSelection', "Controls whether text selected in the terminal will be copied to the clipboard."),
 			type: 'boolean',