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use crate::ProofRead;
use diem_crypto::HashValue;
use diem_types::proof::SparseMerkleProof;
use std::collections::HashMap;
pub struct ProofReader<V>(HashMap<HashValue, SparseMerkleProof<V>>);
impl<V: Sync> ProofReader<V> {
pub fn new(key_with_proof: Vec<(HashValue, SparseMerkleProof<V>)>) -> Self {
ProofReader(key_with_proof.into_iter().collect())
}
}
impl<V: Sync> Default for ProofReader<V> {
fn default() -> Self {
Self(HashMap::new())
}
}
impl<V: Sync> ProofRead<V> for ProofReader<V> {
fn get_proof(&self, key: HashValue) -> Option<&SparseMerkleProof<V>> {
self.0.get(&key)
}
}