src/vs/workbench/contrib/debug/browser/debugEditorContribution.ts/DebugEditorContribution/onFocusStackFrame
class DebugEditorContribution:	private async onFocusStackFrame(sf: IStackFrame | undefined): Promise<void> {
		const model = this.editor.getModel();
		if (model) {
			this.applyHoverConfiguration(model, sf);
			if (sf && this.uriIdentityService.extUri.isEqual(sf.source.uri, model.uri)) {
				await this.toggleExceptionWidget();
			} else {
				this.hideHoverWidget();
			}
		}

		await this.updateInlineValueDecorations(sf);
	}