From 311f822e8a80237b7da1823d3a3e590f6db2688a Mon Sep 17 00:00:00 2001 From: zenghua Date: Fri, 5 Jan 2024 16:32:20 +0800 Subject: [PATCH] fix clippy Signed-off-by: zenghua --- rust/lakesoul-io/src/hash_utils/spark_murmur3.rs | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/rust/lakesoul-io/src/hash_utils/spark_murmur3.rs b/rust/lakesoul-io/src/hash_utils/spark_murmur3.rs index 198e09eca..b8b1f2d47 100644 --- a/rust/lakesoul-io/src/hash_utils/spark_murmur3.rs +++ b/rust/lakesoul-io/src/hash_utils/spark_murmur3.rs @@ -56,9 +56,8 @@ pub fn spark_murmur3_32_for_bytes(source: &mut T, seed: u32) -> Result< 0 => return Ok(finish(state, processed)), n if n < 4 => { processed += n as u32; - for i in 0..n { - let k = buffer[i] as u32; - state ^= calc_k(k); + for k in buffer.iter().take(n) { + state ^= calc_k(*k as u32); state = state.rotate_left(R2); state = (state.wrapping_mul(M)).wrapping_add(N); } @@ -70,7 +69,7 @@ pub fn spark_murmur3_32_for_bytes(source: &mut T, seed: u32) -> Result< fn finish(state: u32, processed: u32) -> u32 { let mut hash = state; - hash ^= processed as u32; + hash ^= processed; hash ^= hash.wrapping_shr(R1); hash = hash.wrapping_mul(C1); hash ^= hash.wrapping_shr(R2);