xeos
/
num-traits
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

remove mem::replace

This commit is contained in:
lcnr/Bastian Kauschke 2019-03-06 12:40:05 +01:00
parent 80052795ba
commit f06893feb0
1 changed files with 2 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/identities.rs
View File

@ -1,6 +1,5 @@
use core::num::Wrapping; use core::num::Wrapping;
use core::ops::{Add, Mul}; use core::ops::{Add, Mul};
use core::mem;
/// Defines an additive identity element for `Self`. /// Defines an additive identity element for `Self`.
pub trait Zero: Sized + Add<Self, Output = Self> { pub trait Zero: Sized + Add<Self, Output = Self> {
@ -31,7 +30,7 @@ pub trait Zero: Sized + Add<Self, Output = Self> {
/// 0 + a = a ∀ a ∈ Self /// 0 + a = a ∀ a ∈ Self
/// ``` /// ```
fn to_zero(&mut self) -> &mut Self { fn to_zero(&mut self) -> &mut Self {
mem::replace(self, Zero::zero()); *self = Zero::zero();
self self
} }
@ -115,7 +114,7 @@ pub trait One: Sized + Mul<Self, Output = Self> {
/// 1 * a = a ∀ a ∈ Self /// 1 * a = a ∀ a ∈ Self
/// ``` /// ```
fn to_one(&mut self) -> &mut Self { fn to_one(&mut self) -> &mut Self {
mem::replace(self, One::one()); *self = One::one();
self self
} }