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Update CachedTreeHash trait to return schema

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Paul Hauner
2019-04-26 12:27:04 +10:00
parent 8976e652d2
commit ecff8f0007
7 changed files with 62 additions and 85 deletions
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8
eth2/utils/cached_tree_hash/src/lib.rs
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@@ -9,14 +9,16 @@ pub mod merkleize;
mod resize;
mod tree_hash_cache;
pub use btree_overlay::BTreeOverlay;
pub use btree_overlay::{BTreeOverlay, BTreeSchema};
pub use errors::Error;
pub use tree_hash_cache::TreeHashCache;
pub trait CachedTreeHash<Item>: TreeHash {
fn tree_hash_cache_overlay(&self, chunk_offset: usize, depth: usize) -> BTreeOverlay;
fn tree_hash_cache_schema(&self, depth: usize) -> BTreeSchema;
fn num_tree_hash_cache_chunks(&self) -> usize;
fn num_tree_hash_cache_chunks(&self) -> usize {
self.tree_hash_cache_schema(0).into_overlay(0).num_chunks()
}
fn new_tree_hash_cache(&self, depth: usize) -> Result<TreeHashCache, Error>;