Merge pull request #130 from ralexstokes/update-log-2

update `log_2` for compatibility with proof verification
ralexstokes · Mar 28, 2024 · b0e5350 · b0e5350
2 parents ec96b6c + f608fba
commit b0e5350
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ssz-rs/src/merkleization/multiproofs/generalized_index.rs b/ssz-rs/src/merkleization/multiproofs/generalized_index.rs
@@ -2,8 +2,8 @@ use crate::merkleization::MerkleizationError as Error;
 
 // Return base 2 logarithm of `x`.
 // `None` is returned if `x` is `0` as this logarithm is undefined.
-pub fn log_2(x: usize) -> Option<usize> {
-    x.checked_ilog2().map(|x| x as usize)
+pub fn log_2(x: usize) -> Option<u32> {
+    x.checked_ilog2()
 }
 
 pub fn get_power_of_two_ceil(x: usize) -> usize {