Function format_date_tz

rust/crates/ccusage/src/date_utils.rs:227–238

(timestamp: TimestampMs, timezone: Option<&JiffTimeZone>)

}

pub(crate) fn format_date_tz(timestamp: TimestampMs, timezone: Option<&JiffTimeZone>) -> String {
    let Ok(timestamp) = JiffTimestamp::from_millisecond(timestamp.as_millis()) else {
        return format_utc_date(timestamp);
    };
    let timezone = timezone.cloned().unwrap_or_else(JiffTimeZone::system);
    let zoned = timestamp.to_zoned(timezone);
    format_date_parts(
        i32::from(zoned.year()),
        u32::from(zoned.month() as u8),
        u32::from(zoned.day() as u8),
    )
}

pub(crate) fn format_utc_date(timestamp: TimestampMs) -> String {
    let parts = timestamp.utc_parts();