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patch: add empty trie node + std::process #27

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patch: add empty trie node + std::process #27

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4 changes: 2 additions & 2 deletions bin/host/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -26,9 +26,10 @@ use std::{
io::{stderr, stdin, stdout},
os::fd::{AsFd, AsRawFd},
panic::AssertUnwindSafe,
process::Command,
sync::Arc,
};
use tokio::{process::Command, sync::RwLock, task};
use tokio::{sync::RwLock, task};
use tracing::{error, info};
use util::Pipe;

Expand Down Expand Up @@ -222,7 +223,6 @@ pub async fn start_native_client_program(

let status = command
.status()
.await
.map_err(|e| {
error!(target: "client_program", "Failed to execute client program: {:?}", e);
anyhow!("Failed to execute client program: {:?}", e)
Expand Down
11 changes: 9 additions & 2 deletions crates/mpt/src/node.rs
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Expand Up @@ -104,14 +104,15 @@ impl TrieNode {
}

/// Returns the commitment of a [TrieNode::Blinded] node, if `self` is of the
/// [TrieNode::Blinded] variant.
/// [TrieNode::Blinded] or [TrieNode::Empty] variants.
///
/// ## Returns
/// - `Some(B256)` - The commitment of the blinded node
/// - `None` - `self` is not a [TrieNode::Blinded] node
pub fn blinded_commitment(&self) -> Option<B256> {
match self {
TrieNode::Blinded { commitment } => Some(*commitment),
Self::Blinded { commitment } => Some(*commitment),
Self::Empty => Some(EMPTY_ROOT_HASH),
_ => None,
}
}
Expand Down Expand Up @@ -680,6 +681,12 @@ mod test {
use alloy_trie::{HashBuilder, Nibbles};
use rand::prelude::SliceRandom;

#[test]
fn test_empty_blinded() {
let trie_node = TrieNode::Empty;
assert_eq!(trie_node.blinded_commitment().unwrap(), EMPTY_ROOT_HASH);
}

#[test]
fn test_decode_branch() {
const BRANCH_RLP: [u8; 83] = hex!("f851a0eb08a66a94882454bec899d3e82952dcc918ba4b35a09a84acd98019aef4345080808080808080a05d87a81d9bbf5aee61a6bfeab3a5643347e2c751b36789d988a5b6b163d496518080808080808080");
Expand Down