user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Simplify leading zero checks

Browse source
This commit is contained in:
Smitty 2021-07-11 11:33:39 -04:00
parent b9b97bbb9d
commit a331e5fd2c
1 changed files with 2 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

7
library/std/src/net/parser.rs
View file

@ -12,7 +12,7 @@ use crate::fmt;
use crate::net::{IpAddr, Ipv4Addr, Ipv6Addr, SocketAddr, SocketAddrV4, SocketAddrV6};
use crate::str::FromStr;
trait ReadNumberHelper: crate::marker::Sized + crate::cmp::PartialEq {
trait ReadNumberHelper: crate::marker::Sized {
const ZERO: Self;
fn checked_mul(&self, other: u32) -> Option<Self>;
fn checked_add(&self, other: u32) -> Option<Self>;
@ -131,10 +131,7 @@ impl<'a> Parser<'a> {
if digit_count == 0 {
None
} else if !allow_zero_prefix
&& has_leading_zero
&& (result != T::ZERO || result == T::ZERO && digit_count > 1)
{
} else if !allow_zero_prefix && has_leading_zero && digit_count > 1 {
None
} else {
Some(result)