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Code Issues Activity

clean up fold, hashsum, kill

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This commit is contained in:
Jeong YunWon 2021-06-10 13:09:35 +09:00
parent 1ac4eb171e
commit ded92dbca0
3 changed files with 4 additions and 6 deletions
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2
src/uu/fold/src/fold.rs
View file

@ -98,7 +98,7 @@ pub fn uumain(args: impl uucore::Args) -> i32 {
fn handle_obsolete(args: &[String]) -> (Vec<String>, Option<String>) {
for (i, arg) in args.iter().enumerate() {
let slice = &arg;
if slice.starts_with('-') && slice.len() > 1 && slice.chars().nth(1).unwrap().is_digit(10) {
if slice.starts_with('-') && slice.chars().nth(1).map_or(false, |c| c.is_digit(10)) {
let mut v = args.to_vec();
v.remove(i);
return (v, Some(slice[1..].to_owned()));

6
src/uu/hashsum/src/hashsum.rs
View file

@ -255,10 +255,8 @@ fn detect_algo<'a>(
}
}
}
if alg.is_none() {
crash!(1, "You must specify hash algorithm!")
};
(name, alg.unwrap(), output_bits)
let alg = alg.unwrap_or_else(|| crash!(1, "You must specify hash algorithm!"));
(name, alg, output_bits)
}
}
}

2
src/uu/kill/src/kill.rs
View file

@ -111,7 +111,7 @@ fn handle_obsolete(mut args: Vec<String>) -> (Vec<String>, Option<String>) {
while i < args.len() {
// this is safe because slice is valid when it is referenced
let slice = &args[i].clone();
if slice.starts_with('-') && slice.len() > 1 && slice.chars().nth(1).unwrap().is_digit(10) {
if slice.starts_with('-') && slice.chars().nth(1).map_or(false, |c| c.is_digit(10)) {
let val = &slice[1..];
match val.parse() {
Ok(num) => {