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use crate::Currency;
use std::ops::{Add, Div, Mul, Sub};
impl Add for Currency {
type Output = Currency;
#[inline]
fn add(self, rhs: Currency) -> Currency {
if self.symbol == rhs.symbol || self.symbol.is_none() {
Currency {
symbol: rhs.symbol,
value: self.value + rhs.value,
}
} else {
panic!(
"Cannot add two different types of currency!\n{:?} vs {:?}",
self.symbol, rhs.symbol
);
}
}
}
impl Sub for Currency {
type Output = Currency;
#[inline]
fn sub(self, rhs: Currency) -> Currency {
if self.symbol == rhs.symbol {
Currency {
symbol: self.symbol,
value: self.value - rhs.value,
}
} else {
panic!("Cannot subtract two different types of currency!");
}
}
}
impl Mul<i64> for Currency {
type Output = Currency;
#[inline]
fn mul(self, rhs: i64) -> Currency {
Currency {
symbol: self.symbol,
value: self.value * rhs,
}
}
}
impl Mul<Currency> for i64 {
type Output = Currency;
#[inline]
fn mul(self, rhs: Currency) -> Currency {
Currency {
symbol: rhs.symbol,
value: rhs.value * self,
}
}
}
impl Mul<f64> for Currency {
type Output = Currency;
#[inline]
fn mul(self, rhs: f64) -> Currency {
Currency {
symbol: self.symbol,
value: (self.value as f64 * rhs).round() as i64,
}
}
}
impl Mul<Currency> for f64 {
type Output = Currency;
#[inline]
fn mul(self, rhs: Currency) -> Currency {
rhs * self
}
}
impl Div<i64> for Currency {
type Output = Currency;
#[inline]
fn div(self, rhs: i64) -> Currency {
Currency {
symbol: self.symbol,
value: self.value / rhs,
}
}
}