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Avoid panicking on oversize u64.

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This commit is contained in:
Gav Wood 2016-01-12 00:10:47 +01:00
parent 65ab524053
commit 48fbf24e21
1 changed files with 2 additions and 1 deletions
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3
src/bytes.rs
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@ -264,7 +264,7 @@ impl FromBytes for u64 {
fn from_bytes(bytes: &[u8]) -> FromBytesResult<u64> {
match bytes.len() {
0 => Ok(0),
l => {
l @ 1...8 => {
let mut res = 0u64;
for i in 0..l {
let shift = (l - 1 - i) * 8;
@ -272,6 +272,7 @@ impl FromBytes for u64 {
}
Ok(res)
}
_ => Err(FromBytesError::DataIsTooLong)
}
}
}