61 lines
1.4 KiB
Rust
61 lines
1.4 KiB
Rust
use crate::Internal;
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use std::{cmp::*, ops::*};
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#[derive(Copy, Clone)]
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pub struct Proportion<T: Internal> {
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pub(crate) value: T,
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}
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impl<T: Internal> Proportion<T> {
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pub fn new(value: T) -> Self {
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Self { value }
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}
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pub fn set(&mut self, new_value: T) {
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self.value = new_value;
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}
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pub fn is_zero(&self) -> bool {
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self.value == T::MIN
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}
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pub fn is_one(&self) -> bool {
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self.value == T::MAX }
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}
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impl<T: Internal> AsRef<T> for Proportion<T> {
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fn as_ref(&self) -> &T {
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&self.value
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}
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}
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impl<T: Internal> Deref for Proportion<T> {
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type Target = T;
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fn deref(&self) -> &T {
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&self.value
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}
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}
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impl<T: Internal> PartialOrd for Proportion<T> {
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fn partial_cmp(&self, other: &Proportion<T>) -> Option<Ordering> {
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self.value.partial_cmp(&other.value)
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}
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}
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impl<T: Internal> Ord for Proportion<T> {
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fn cmp(&self, other: &Proportion<T>) -> Ordering {
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self.value.cmp(&other.value)
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}
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}
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impl<T: Internal> PartialEq for Proportion<T> {
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fn eq(&self, other: &Proportion<T>) -> bool {
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self.value.eq(&other.value)
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}
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}
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impl<T: Internal> Eq for Proportion<T> {}
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impl<T: Internal> std::fmt::Debug for Proportion<T> {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> {
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write!(f, "Proportion {{ {:?} / {:?} }}", self.value, Self::MAX)
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}
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}
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