@chainsafe/eth2.0-utils/lib/merkleTree/interface.d.ts

Utilities required across multiple lodestar packages

import { MerkleTree, number64, bytes32, Root } from "@chainsafe/eth2.0-types";
export interface IProgressiveMerkleTree {
    depth(): number;
    /**
     * push new item into the tree
     */
    push(item: bytes32): void;
    add(index: number64, item: bytes32): void;
    getProof(index: number64): bytes32[];
    /**
     * The merkle root of the tree
     */
    root(): Root;
    toObject(): MerkleTree;
}