use super::funejson::Value;
use super::math_round_float::round_float;
use super::money_amount::money;
use super::money_format::format_money;

/// A money-axis tick: rounded half away from zero to a whole minor unit, then
/// printed by money.format.
///
/// # Panics
/// Panics if `minor` is not finite or the currency is unknown.
pub fn format_money_tick(minor: f64, currency: &str) -> String {
    if !minor.is_finite() {
        panic!("minor must be a finite number, received {}", minor);
    }
    format_money(&money(round_float(minor, 0) as i64, currency))
}

pub fn fune_vector(args: &[Value]) -> Value {
    Value::str(&format_money_tick(args[0].as_f64(), args[1].as_str()))
}