Add override keyword in codebase (microsoft#120755)

For microsoft#120675

This uses a script to add the override keyword to places that need it in the codebase

Note that we can't enable the --noImplicitOverride setting yet since there are still around 200 errors that require further attention

src/vs/base/browser/dnd.ts

@@ -42,7 +42,7 @@ export class DelayedDragHandler extends Disposable {
 		}
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		super.dispose();
 
 		this.clearDragTimeout();

src/vs/base/browser/dom.ts

@@ -1589,7 +1589,7 @@ export class ModifierKeyEmitter extends Emitter<IModifierKeyStatus> {
 		return ModifierKeyEmitter.instance;
 	}
 
-	dispose() {
+	override dispose() {
 		super.dispose();
 		this._subscriptions.dispose();
 	}

src/vs/base/browser/touch.ts

@@ -136,7 +136,7 @@ export class Gesture extends Disposable {
 		return 'ontouchstart' in window || navigator.maxTouchPoints > 0 || (window as Window).navigator.msMaxTouchPoints > 0;
 	}
 
-	public dispose(): void {
+	public override dispose(): void {
 		if (this.handle) {
 			this.handle.dispose();
 			this.handle = null;

src/vs/base/browser/ui/actionbar/actionViewItems.ts

@@ -212,7 +212,7 @@ export class BaseActionViewItem extends Disposable implements IActionViewItem {
 		// implement in subclass
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		if (this.element) {
 			this.element.remove();
 			this.element = undefined;
@@ -231,7 +231,7 @@ export interface IActionViewItemOptions extends IBaseActionViewItemOptions {
 export class ActionViewItem extends BaseActionViewItem {
 
 	protected label: HTMLElement | undefined;
-	protected options: IActionViewItemOptions;
+	protected override options: IActionViewItemOptions;
 
 	private cssClass?: string;
 
@@ -244,7 +244,7 @@ export class ActionViewItem extends BaseActionViewItem {
 		this.cssClass = '';
 	}
 
-	render(container: HTMLElement): void {
+	override render(container: HTMLElement): void {
 		super.render(container);
 
 		if (this.element) {
@@ -276,32 +276,32 @@ export class ActionViewItem extends BaseActionViewItem {
 
 	// Only set the tabIndex on the element once it is about to get focused
 	// That way this element wont be a tab stop when it is not needed #106441
-	focus(): void {
+	override focus(): void {
 		if (this.label) {
 			this.label.tabIndex = 0;
 			this.label.focus();
 		}
 	}
 
-	blur(): void {
+	override blur(): void {
 		if (this.label) {
 			this.label.tabIndex = -1;
 		}
 	}
 
-	setFocusable(focusable: boolean): void {
+	override setFocusable(focusable: boolean): void {
 		if (this.label) {
 			this.label.tabIndex = focusable ? 0 : -1;
 		}
 	}
 
-	updateLabel(): void {
+	override updateLabel(): void {
 		if (this.options.label && this.label) {
 			this.label.textContent = this.getAction().label;
 		}
 	}
 
-	updateTooltip(): void {
+	override updateTooltip(): void {
 		let title: string | null = null;
 
 		if (this.getAction().tooltip) {
@@ -320,7 +320,7 @@ export class ActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	updateClass(): void {
+	override updateClass(): void {
 		if (this.cssClass && this.label) {
 			this.label.classList.remove(...this.cssClass.split(' '));
 		}
@@ -343,7 +343,7 @@ export class ActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	updateEnabled(): void {
+	override updateEnabled(): void {
 		if (this.getAction().enabled) {
 			if (this.label) {
 				this.label.removeAttribute('aria-disabled');
@@ -365,7 +365,7 @@ export class ActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	updateChecked(): void {
+	override updateChecked(): void {
 		if (this.label) {
 			if (this.getAction().checked) {
 				this.label.classList.add('checked');
@@ -407,23 +407,23 @@ export class SelectActionViewItem extends BaseActionViewItem {
 		return option;
 	}
 
-	setFocusable(focusable: boolean): void {
+	override setFocusable(focusable: boolean): void {
 		this.selectBox.setFocusable(focusable);
 	}
 
-	focus(): void {
+	override focus(): void {
 		if (this.selectBox) {
 			this.selectBox.focus();
 		}
 	}
 
-	blur(): void {
+	override blur(): void {
 		if (this.selectBox) {
 			this.selectBox.blur();
 		}
 	}
 
-	render(container: HTMLElement): void {
+	override render(container: HTMLElement): void {
 		this.selectBox.render(container);
 	}
 }

src/vs/base/browser/ui/actionbar/actionbar.ts

@@ -529,7 +529,7 @@ export class ActionBar extends Disposable implements IActionRunner {
 		await this._actionRunner.run(action, context);
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		dispose(this.viewItems);
 		this.viewItems = [];
 

src/vs/base/browser/ui/checkbox/checkbox.ts

@@ -44,7 +44,7 @@ export class CheckboxActionViewItem extends BaseActionViewItem {
 	protected checkbox: Checkbox | undefined;
 	protected readonly disposables = new DisposableStore();
 
-	render(container: HTMLElement): void {
+	override render(container: HTMLElement): void {
 		this.element = container;
 
 		this.disposables.clear();
@@ -59,7 +59,7 @@ export class CheckboxActionViewItem extends BaseActionViewItem {
 		this.element.appendChild(this.checkbox.domNode);
 	}
 
-	updateEnabled(): void {
+	override updateEnabled(): void {
 		if (this.checkbox) {
 			if (this.isEnabled()) {
 				this.checkbox.enable();
@@ -69,33 +69,33 @@ export class CheckboxActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	updateChecked(): void {
+	override updateChecked(): void {
 		if (this.checkbox) {
 			this.checkbox.checked = this._action.checked;
 		}
 	}
 
-	focus(): void {
+	override focus(): void {
 		if (this.checkbox) {
 			this.checkbox.domNode.tabIndex = 0;
 			this.checkbox.focus();
 		}
 	}
 
-	blur(): void {
+	override blur(): void {
 		if (this.checkbox) {
 			this.checkbox.domNode.tabIndex = -1;
 			this.checkbox.domNode.blur();
 		}
 	}
 
-	setFocusable(focusable: boolean): void {
+	override setFocusable(focusable: boolean): void {
 		if (this.checkbox) {
 			this.checkbox.domNode.tabIndex = focusable ? 0 : -1;
 		}
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		this.disposables.dispose();
 		super.dispose();
 	}

src/vs/base/browser/ui/contextview/contextview.ts

@@ -351,7 +351,7 @@ export class ContextView extends Disposable {
 		}
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		this.hide();
 
 		super.dispose();

src/vs/base/browser/ui/dialog/dialog.ts

@@ -417,7 +417,7 @@ export class Dialog extends Disposable {
 		this.applyStyles();
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		super.dispose();
 
 		if (this.modalElement) {

src/vs/base/browser/ui/dropdown/dropdown.ts

@@ -125,7 +125,7 @@ export class BaseDropdown extends ActionRunner {
 		this.hide();
 	}
 
-	dispose(): void {
+	override dispose(): void {
 		super.dispose();
 		this.hide();
 
@@ -159,7 +159,7 @@ export class Dropdown extends BaseDropdown {
 		this.contextViewProvider = options.contextViewProvider;
 	}
 
-	show(): void {
+	override show(): void {
 		super.show();
 
 		this.element.classList.add('active');
@@ -187,7 +187,7 @@ export class Dropdown extends BaseDropdown {
 		this.element.classList.remove('active');
 	}
 
-	hide(): void {
+	override hide(): void {
 		super.hide();
 
 		if (this.contextViewProvider) {
@@ -250,7 +250,7 @@ export class DropdownMenu extends BaseDropdown {
 		this._actions = actions;
 	}
 
-	show(): void {
+	override show(): void {
 		super.show();
 
 		this.element.classList.add('active');
@@ -269,7 +269,7 @@ export class DropdownMenu extends BaseDropdown {
 		});
 	}
 
-	hide(): void {
+	override hide(): void {
 		super.hide();
 	}
 

src/vs/base/browser/ui/dropdown/dropdownActionViewItem.ts

@@ -58,7 +58,7 @@ export class DropdownMenuActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	render(container: HTMLElement): void {
+	override render(container: HTMLElement): void {
 		this.actionItem = container;
 
 		const labelRenderer: ILabelRenderer = (el: HTMLElement): IDisposable | null => {
@@ -123,7 +123,7 @@ export class DropdownMenuActionViewItem extends BaseActionViewItem {
 		this.updateEnabled();
 	}
 
-	setActionContext(newContext: unknown): void {
+	override setActionContext(newContext: unknown): void {
 		super.setActionContext(newContext);
 
 		if (this.dropdownMenu) {
@@ -141,7 +141,7 @@ export class DropdownMenuActionViewItem extends BaseActionViewItem {
 		}
 	}
 
-	protected updateEnabled(): void {
+	protected override updateEnabled(): void {
 		const disabled = !this.getAction().enabled;
 		this.actionItem?.classList.toggle('disabled', disabled);
 		this.element?.classList.toggle('disabled', disabled);
@@ -166,7 +166,7 @@ export class ActionWithDropdownActionViewItem extends ActionViewItem {
 		super(context, action, options);
 	}
 
-	render(container: HTMLElement): void {
+	override render(container: HTMLElement): void {
 		super.render(container);
 		if (this.element) {
 			this.element.classList.add('action-dropdown-item');

src/vs/base/browser/ui/findinput/replaceInput.ts

@@ -382,7 +382,7 @@ export class ReplaceInput extends Widget {
 		this.domNode.style.width = newWidth + 'px';
 	}
 
-	public dispose(): void {
+	public override dispose(): void {
 		super.dispose();
 	}
 }

src/vs/base/browser/ui/grid/grid.ts

@@ -551,7 +551,7 @@ export class SerializableGrid<T extends ISerializableView> extends Grid<T> {
 		};
 	}
 
-	layout(width: number, height: number): void {
+	override layout(width: number, height: number): void {
 		super.layout(width, height);
 
 		if (this.initialLayoutContext) {

src/vs/base/browser/ui/inputbox/inputBox.ts

@@ -610,7 +610,7 @@ export class InputBox extends Widget {
 		}
 	}
 
-	public dispose(): void {
+	public override dispose(): void {
 		this._hideMessage();
 
 		this.message = null;

src/vs/base/browser/ui/list/listWidget.ts

@@ -188,7 +188,7 @@ class SelectionTrait<T> extends Trait<T> {
 		super('selected');
 	}
 
-	renderIndex(index: number, container: HTMLElement): void {
+	override renderIndex(index: number, container: HTMLElement): void {
 		super.renderIndex(index, container);
 
 		if (this.setAriaSelected) {