export function strftime()

in packages/jinja/src/utils.ts [63:92]

• 27 lines of code
• 10 McCabe index (conditional complexity)

export function strftime(date: Date, format: string): string {
	// Set locale to undefined to use the default locale
	const monthFormatterLong = new Intl.DateTimeFormat(undefined, { month: "long" });
	const monthFormatterShort = new Intl.DateTimeFormat(undefined, { month: "short" });

	const pad2 = (n: number): string => (n < 10 ? "0" + n : n.toString());

	return format.replace(/%[YmdbBHM%]/g, (token) => {
		switch (token) {
			case "%Y":
				return date.getFullYear().toString();
			case "%m":
				return pad2(date.getMonth() + 1);
			case "%d":
				return pad2(date.getDate());
			case "%b":
				return monthFormatterShort.format(date);
			case "%B":
				return monthFormatterLong.format(date);
			case "%H":
				return pad2(date.getHours());
			case "%M":
				return pad2(date.getMinutes());
			case "%%":
				return "%";
			default:
				return token;
		}
	});
}