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chore: remove children hashes methods #35

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merged 1 commit into from
Sep 17, 2024
Merged

chore: remove children hashes methods #35

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16 changes: 0 additions & 16 deletions src/nodes/branch.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,6 @@ use super::{super::TrieMask, rlp_node, CHILD_INDEX_RANGE};
use alloy_primitives::{hex, B256};
use alloy_rlp::{length_of_length, Buf, BufMut, Decodable, Encodable, Header, EMPTY_STRING_CODE};
use core::{fmt, ops::Range, slice::Iter};
use nybbles::Nibbles;

#[allow(unused_imports)]
use alloc::vec::Vec;
Expand Down Expand Up @@ -164,21 +163,6 @@ impl<'a> BranchNodeRef<'a> {
.map(|(_, child)| B256::from_slice(&child[1..]))
}

/// Return an iterator over stack items and corresponding indices that match the state mask.
pub fn indexed_children(&self) -> impl Iterator<Item = (u8, B256)> + '_ {
BranchChildrenIter::new(self).map(|(index, child)| (index, B256::from_slice(&child[1..])))
}

/// Given the prefix, return an iterator over stack items that match the
/// state mask and their corresponding full paths.
pub fn prefixed_children(&self, prefix: Nibbles) -> impl Iterator<Item = (Nibbles, B256)> + '_ {
self.indexed_children().map(move |(index, hash)| {
let mut path = prefix.clone();
path.push(index);
(path, hash)
})
}

/// Returns the RLP encoding of the branch node given the state mask of children present.
pub fn rlp(&self, out: &mut Vec<u8>) -> Vec<u8> {
self.encode(out);
Expand Down
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