260 lines
6.2 KiB
Rust
260 lines
6.2 KiB
Rust
/* OpenTally: Open-source election vote counting
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* Copyright © 2021 Lee Yingtong Li (RunasSudo)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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use super::{Assign, From, Number};
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use derive_more::Display;
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use num_traits::{Num, One, Zero};
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use std::cmp::{Ord, Ordering, PartialEq, PartialOrd};
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use std::num::ParseIntError;
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use std::ops;
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type ImplType = f64;
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#[derive(Clone, Display, PartialEq, PartialOrd)]
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pub struct NativeFloat64(ImplType);
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impl Number for NativeFloat64 {
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fn new() -> Self { Self(0.0) }
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fn describe() -> String { "--numbers float64".to_string() }
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fn pow_assign(&mut self, exponent: i32) {
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self.0 = self.0.powi(exponent);
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}
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fn floor_mut(&mut self, dps: usize) {
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let factor = 10.0_f64.powi(dps as i32);
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self.0 = (self.0 * factor).floor() / factor;
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}
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fn ceil_mut(&mut self, dps: usize) {
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let factor = 10.0_f64.powi(dps as i32);
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self.0 = (self.0 * factor).ceil() / factor;
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}
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}
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impl Num for NativeFloat64 {
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type FromStrRadixErr = ParseIntError;
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fn from_str_radix(str: &str, radix: u32) -> Result<Self, Self::FromStrRadixErr> {
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match i64::from_str_radix(str, radix) {
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Ok(value) => Ok(Self(value as ImplType)),
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Err(err) => Err(err)
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}
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}
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}
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impl Assign for NativeFloat64 {
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fn assign(&mut self, src: Self) { self.0 = src.0; }
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}
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impl Assign<&NativeFloat64> for NativeFloat64 {
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fn assign(&mut self, src: &NativeFloat64) { self.0 = src.0; }
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}
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impl From<usize> for NativeFloat64 {
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fn from(n: usize) -> Self { Self(n as ImplType) }
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}
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impl From<f64> for NativeFloat64 {
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fn from(n: f64) -> Self { Self(n as ImplType) }
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}
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impl One for NativeFloat64 {
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fn one() -> Self { Self(1.0) }
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}
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impl Zero for NativeFloat64 {
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fn zero() -> Self { Self::new() }
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fn is_zero(&self) -> bool { self.0.is_zero() }
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}
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impl Eq for NativeFloat64 {}
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impl Ord for NativeFloat64 {
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fn cmp(&self, other: &Self) -> Ordering { self.0.partial_cmp(&other.0).unwrap() }
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}
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impl ops::Neg for NativeFloat64 {
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type Output = NativeFloat64;
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fn neg(self) -> Self::Output { Self(-self.0) }
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}
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impl ops::Add for NativeFloat64 {
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type Output = NativeFloat64;
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fn add(self, _rhs: Self) -> Self::Output {
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todo!()
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}
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}
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impl ops::Sub for NativeFloat64 {
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type Output = NativeFloat64;
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fn sub(self, _rhs: Self) -> Self::Output {
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todo!()
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}
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}
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impl ops::Mul for NativeFloat64 {
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type Output = NativeFloat64;
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fn mul(self, _rhs: Self) -> Self::Output {
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todo!()
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}
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}
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impl ops::Div for NativeFloat64 {
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type Output = NativeFloat64;
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fn div(self, _rhs: Self) -> Self::Output {
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todo!()
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}
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}
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impl ops::Rem for NativeFloat64 {
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type Output = NativeFloat64;
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fn rem(self, _rhs: Self) -> Self::Output {
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todo!()
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}
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}
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impl ops::Add<&NativeFloat64> for NativeFloat64 {
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type Output = NativeFloat64;
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fn add(self, rhs: &NativeFloat64) -> Self::Output { Self(self.0 + &rhs.0) }
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}
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impl ops::Sub<&NativeFloat64> for NativeFloat64 {
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type Output = NativeFloat64;
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fn sub(self, rhs: &NativeFloat64) -> Self::Output { Self(self.0 - &rhs.0) }
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}
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impl ops::Mul<&NativeFloat64> for NativeFloat64 {
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type Output = NativeFloat64;
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fn mul(self, rhs: &NativeFloat64) -> Self::Output { NativeFloat64(self.0 * &rhs.0) }
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}
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impl ops::Div<&NativeFloat64> for NativeFloat64 {
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type Output = NativeFloat64;
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fn div(self, rhs: &NativeFloat64) -> Self::Output { NativeFloat64(self.0 / &rhs.0) }
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}
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impl ops::Rem<&NativeFloat64> for NativeFloat64 {
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type Output = NativeFloat64;
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fn rem(self, _rhs: &NativeFloat64) -> Self::Output {
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todo!()
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}
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}
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impl ops::AddAssign for NativeFloat64 {
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fn add_assign(&mut self, rhs: Self) { self.0 += rhs.0; }
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}
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impl ops::SubAssign for NativeFloat64 {
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fn sub_assign(&mut self, rhs: Self) { self.0 -= rhs.0; }
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}
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impl ops::MulAssign for NativeFloat64 {
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fn mul_assign(&mut self, rhs: Self) { self.0 *= rhs.0; }
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}
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impl ops::DivAssign for NativeFloat64 {
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fn div_assign(&mut self, rhs: Self) { self.0 /= &rhs.0; }
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}
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impl ops::RemAssign for NativeFloat64 {
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fn rem_assign(&mut self, _rhs: Self) {
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todo!()
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}
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}
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impl ops::AddAssign<&NativeFloat64> for NativeFloat64 {
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fn add_assign(&mut self, rhs: &NativeFloat64) { self.0 += &rhs.0; }
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}
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impl ops::SubAssign<&NativeFloat64> for NativeFloat64 {
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fn sub_assign(&mut self, rhs: &NativeFloat64) { self.0 -= &rhs.0; }
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}
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impl ops::MulAssign<&NativeFloat64> for NativeFloat64 {
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fn mul_assign(&mut self, rhs: &NativeFloat64) { self.0 *= &rhs.0; }
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}
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impl ops::DivAssign<&NativeFloat64> for NativeFloat64 {
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fn div_assign(&mut self, _rhs: &NativeFloat64) {
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todo!()
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}
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}
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impl ops::RemAssign<&NativeFloat64> for NativeFloat64 {
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fn rem_assign(&mut self, _rhs: &NativeFloat64) {
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todo!()
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}
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}
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impl ops::Neg for &NativeFloat64 {
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type Output = NativeFloat64;
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fn neg(self) -> Self::Output { NativeFloat64(-&self.0) }
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}
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impl ops::Add<Self> for &NativeFloat64 {
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type Output = NativeFloat64;
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fn add(self, rhs: &NativeFloat64) -> Self::Output { NativeFloat64(&self.0 + &rhs.0) }
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}
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impl ops::Sub<Self> for &NativeFloat64 {
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type Output = NativeFloat64;
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fn sub(self, rhs: &NativeFloat64) -> Self::Output { NativeFloat64(&self.0 - &rhs.0) }
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}
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impl ops::Mul<Self> for &NativeFloat64 {
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type Output = NativeFloat64;
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fn mul(self, _rhs: &NativeFloat64) -> Self::Output {
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todo!()
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}
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}
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impl ops::Div<Self> for &NativeFloat64 {
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type Output = NativeFloat64;
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fn div(self, rhs: &NativeFloat64) -> Self::Output { NativeFloat64(&self.0 / &rhs.0) }
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}
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impl ops::Rem<Self> for &NativeFloat64 {
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type Output = NativeFloat64;
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fn rem(self, _rhs: &NativeFloat64) -> Self::Output {
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todo!()
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}
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}
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/*
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impl ops::Add<&&NativeFloat> for &NativeFloat {
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}
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impl ops::Sub<&&NativeFloat> for &NativeFloat {
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}
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impl ops::Mul<&&NativeFloat> for &NativeFloat {
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}
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impl ops::Div<&&NativeFloat> for &NativeFloat {
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}
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impl ops::Rem<&&NativeFloat> for &NativeFloat {
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}
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*/
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