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This commit is contained in:
Paul Hauner
2019-06-07 02:55:43 -04:00
parent 719dd72de6
commit 39ec96ad82
3 changed files with 6 additions and 4 deletions
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6
eth2/utils/ssz/src/decode/impls.rs
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@@ -1,6 +1,6 @@
use super::*;
use ethereum_types::{H256, U128, U256};
use core::num::NonZeroUsize;
use ethereum_types::{H256, U128, U256};
macro_rules! impl_decodable_for_uint {
($type: ident, $bit_size: expr) => {
@@ -76,7 +76,9 @@ impl Decode for NonZeroUsize {
let x = usize::from_ssz_bytes(bytes)?;
if x == 0 {
Err(DecodeError::BytesInvalid("NonZeroUsize cannot be zero.".to_string()))
Err(DecodeError::BytesInvalid(
"NonZeroUsize cannot be zero.".to_string(),
))
} else {
// `unwrap` is safe here as `NonZeroUsize::new()` succeeds if `x > 0` and this path
// never executes when `x == 0`.