fixed-merkle-tree/lib/PartialMerkleTree.d.ts

36 lines
1.4 KiB
TypeScript

import { Element, HashFunction, MerkleTreeOptions, ProofPath, SerializedPartialTreeState, TreeEdge } from './';
import { BaseTree } from './BaseTree';
export declare class PartialMerkleTree extends BaseTree {
private _leaves;
private _leavesAfterEdge;
private _edgeLeaf;
private _initialRoot;
private _edgeLeafProof;
private _proofMap;
constructor(levels: number, { edgePath, edgeElement, edgeIndex, edgeElementsCount, }: TreeEdge, leaves: Element[], { hashFunction, zeroElement }?: MerkleTreeOptions);
get edgeIndex(): number;
get edgeElement(): Element;
get edgeLeafProof(): ProofPath;
private _createProofMap;
private _buildTree;
private _buildHashes;
/**
* Change an element in the tree
* @param {number} index Index of element to change
* @param element Updated element value
*/
update(index: number, element: Element): void;
path(index: number): ProofPath;
indexOf(element: Element, comparator?: <T>(arg0: T, arg1: T) => boolean): number;
proof(element: Element): ProofPath;
/**
* Shifts edge of tree to left
* @param edge new TreeEdge below current edge
* @param elements leaves between old and new edge
*/
shiftEdge(edge: TreeEdge, elements: Element[]): void;
serialize(): SerializedPartialTreeState;
static deserialize(data: SerializedPartialTreeState, hashFunction?: HashFunction<Element>): PartialMerkleTree;
toString(): string;
}