Function monthToStr

src/utils/formatting.ts:32–36

(
  monthNumber: number,
  shorthand: boolean,
  locale: Locale
)

const doNothing = (): undefined => undefined;

export const monthToStr = (
  monthNumber: number,
  shorthand: boolean,
  locale: Locale
) => locale.months[shorthand ? "shorthand" : "longhand"][monthNumber];

export type RevFormatFn = (
  date: Date,