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rust-bitcoin-unsafe-fast
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base58: Use from to cast u8 

`d58` is the iterator value from `Bytes` (iter returned by
`String::bytes`). As such we can infallibly convert it using `from`.

Internal change only, no external changes.
This commit is contained in:
Tobin C. Harding 2024-08-05 06:22:41 +10:00
parent 8c0de95749
commit 121b435a9b
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1 changed files with 3 additions and 3 deletions
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6
base58/src/lib.rs
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@ -73,11 +73,11 @@ pub fn decode(data: &str) -> Result<Vec<u8>, InvalidCharacterError> {
// Build in base 256 // Build in base 256
for d58 in data.bytes() { for d58 in data.bytes() {
// Compute "X = X * 58 + next_digit" in base 256 // Compute "X = X * 58 + next_digit" in base 256
if d58 as usize >= BASE58_DIGITS.len() { if usize::from(d58) >= BASE58_DIGITS.len() {
return Err(InvalidCharacterError { invalid: d58 }); return Err(InvalidCharacterError { invalid: d58 });
} }
let mut carry = match BASE58_DIGITS[d58 as usize] { let mut carry = match BASE58_DIGITS[usize::from(d58)] {
Some(d58) => d58 as u32, Some(d58) => u32::from(d58),
None => { None => {
return Err(InvalidCharacterError { invalid: d58 }); return Err(InvalidCharacterError { invalid: d58 });
} }