Use expect/match instead of unwrap
This commit is contained in:
parent
6ad1ef5d9e
commit
eb548831ab
|
@ -87,12 +87,10 @@ impl From<Num> for usize {
|
|||
impl Num {
|
||||
// Reduce the data size to its minimal, and then try to convert it to a num.
|
||||
pub fn minimally_encode(data: &[u8], max_size: usize) -> Result<Self, Error> {
|
||||
if data.is_empty() {
|
||||
return Num::from_slice(data, true, max_size);
|
||||
}
|
||||
|
||||
let last = *data.last().unwrap();
|
||||
if last != 0x00 && last != 0x80 {
|
||||
match data.last() {
|
||||
None => Num::from_slice(data, true, max_size),
|
||||
Some(last) => {
|
||||
if *last != 0x00 && *last != 0x80 {
|
||||
return Num::from_slice(data, true, max_size);
|
||||
}
|
||||
|
||||
|
@ -114,14 +112,17 @@ impl Num {
|
|||
return Num::from_slice(&[], true, max_size);
|
||||
}
|
||||
|
||||
if data.last().unwrap() & 0x80 == 0x80 {
|
||||
data.push(last);
|
||||
let second_last = *data.last().expect("vec emptiness is checked above; qed");
|
||||
if second_last & 0x80 == 0x80 {
|
||||
data.push(*last);
|
||||
} else {
|
||||
*data.last_mut().unwrap() |= last;
|
||||
*data.last_mut().expect("vec emptiness is checked above; qed") |= *last
|
||||
}
|
||||
|
||||
Num::from_slice(&data, true, max_size)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub fn from_slice(data: &[u8], require_minimal: bool, max_size: usize) -> Result<Self, Error> {
|
||||
if data.len() > max_size {
|
||||
|
|
Loading…
Reference in New Issue