src/vs/base/parts/quickinput/browser/quickInput.ts/QuickInput/getSteps
class QuickInput:	private getSteps() {
		if (this.step && this.totalSteps) {
			return localize('quickInput.steps', "{0}/{1}", this.step, this.totalSteps);
		}
		if (this.step) {
			return String(this.step);
		}
		return '';
	}