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cksum: replace is_some_and with is_none_or

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for better readability
This commit is contained in:
Daniel Hofstetter 2025-03-05 08:50:58 +01:00
parent 9e94692b50
commit 1a316e80c0
1 changed files with 4 additions and 7 deletions
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11
src/uucore/src/lib/features/checksum.rs
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@ -583,10 +583,7 @@ fn get_expected_digest_as_hex_string(
) -> Option<Cow<str>> {
let ck = &line_info.checksum;
// TODO MSRV 1.82, replace `is_some_and` with `is_none_or`
// to improve readability. This closure returns True if a length hint provided
// and the argument isn't the same as the hint.
let against_hint = |len| len_hint.is_some_and(|l| l != len);
let against_hint = |len| len_hint.is_none_or(|l| l == len);
if ck.len() % 2 != 0 {
// If the length of the digest is not a multiple of 2, then it
@ -594,9 +591,9 @@ fn get_expected_digest_as_hex_string(
return None;
}
// If the digest can be decoded as hexadecimal AND it length match the
// If the digest can be decoded as hexadecimal AND its length matches the
// one expected (in case it's given), just go with it.
if ck.as_bytes().iter().all(u8::is_ascii_hexdigit) && !against_hint(ck.len()) {
if ck.as_bytes().iter().all(u8::is_ascii_hexdigit) && against_hint(ck.len()) {
return Some(Cow::Borrowed(ck));
}
@ -608,7 +605,7 @@ fn get_expected_digest_as_hex_string(
.ok()
.and_then(|s| {
// Check the digest length
if !against_hint(s.len()) {
if against_hint(s.len()) {
Some(s)
} else {
None