src/vs/workbench/api/browser/mainThreadTerminalService.ts/MainThreadTerminalService/$show
class MainThreadTerminalService:	public $show(id: TerminalIdentifier, preserveFocus: boolean): void {
		const terminalInstance = this._getTerminalInstance(id);
		if (terminalInstance) {
			this._terminalService.setActiveInstance(terminalInstance);
			this._terminalGroupService.showPanel(!preserveFocus);
		}
	}