35 lines
856 B
TypeScript
35 lines
856 B
TypeScript
import { simpleHash } from './simpleHash'
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export { default as MerkleTree } from './FixedMerkleTree'
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export { PartialMerkleTree } from './PartialMerkleTree'
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export { simpleHash } from './simpleHash'
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export type HashFunction<T> = {
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(left: T, right: T): string
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}
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export type MerkleTreeOptions = {
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hashFunction?: HashFunction<Element>
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zeroElement?: Element
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}
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export type Element = string | number
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export type SerializedTreeState = {
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levels: number,
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_zeros: Array<Element>,
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_layers: Array<Element[]>
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}
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export type ProofPath = {
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pathElements: Element[],
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pathIndices: number[],
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pathPositions: number[],
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}
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export type TreeEdge = {
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edgeElement: Element;
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edgePath: ProofPath;
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edgeIndex: number
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}
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export const defaultHash = (left: Element, right: Element): string => (left !== null && right !== null) ? simpleHash([left, right]) : null
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