Support tiny_keccak_2.0.1

Cargo.toml

@@ -38,7 +38,7 @@ serde-pickle = { version = "0.5.1", optional = true }
 ron = { version = "0.5.1", optional = true }
 groestl = { version = "0.8.0", optional = true }
 openssl = { version = "0.10.24", optional = true }
-tiny-keccak = { version = "2.0.1", optional = true }
+tiny-keccak = { version = "2.0.1", optional = true, features = ["sha3", "keccak"] }
 hashbrown = { version = "0.6.0", optional = true }
 rocksdb = { version = "0.13.0", optional = true }
 seahash = { version = "3.0.6", optional = true }

src/tree/tree_branch.rs

@@ -97,7 +97,7 @@ where
 
     /// Set the location of the next node to traverse when going down the one side.
     fn set_one(&mut self, one: ArrayType) {
-        self.one = one;;
+        self.one = one;
     }
 
     /// Sets the index of the key to split on when deciding which child to traverse.

src/tree_hasher/keccak.rs

@@ -1,4 +1,5 @@
 use tiny_keccak::Keccak;
+use tiny_keccak::Hasher;
 
 use crate::traits::Array;
 
@@ -12,7 +13,7 @@ where
 
     #[inline]
     fn new(_size: usize) -> Self {
-        let hasher = Keccak::new_keccak256();
+        let hasher = Keccak::v256();
         Self(hasher)
     }
 

src/tree_hasher/sha3_openssl.rs

@@ -1,8 +1,9 @@
-use tiny_keccak::Keccak;
+use tiny_keccak::Sha3;
+use tiny_keccak::Hasher;
 
 use crate::traits::Array;
 
-pub struct Sha3Hasher(Keccak);
+pub struct Sha3Hasher(Sha3);
 
 impl<ArrayType> crate::traits::Hasher<ArrayType> for Sha3Hasher
 where
@@ -12,7 +13,7 @@ where
 
     #[inline]
     fn new(_size: usize) -> Self {
-        let hasher = Keccak::new_sha3_256();
+        let hasher = Sha3::v256();
         Self(hasher)
     }