Class MerkleTree

Hierarchy

MerkleTree

Index

Constructors

Properties

_db _hashToValueMap _locationToHashMap _preHashedLeaf _root _size

Accessors

Methods

_build _generateBranch _generateLeaf _getAppendPathHashes _getAppendPathNodes _getHeight _getIndices _getNode _getSiblingHashes _printNode append generateProof generateRightWitness init toString update

Constructors

constructor

new MerkleTree(options?: {
db?: Database;
preHashedLeaf?: boolean;
}): MerkleTree
Parameters
- Optional options: {
  db?: Database;
  preHashedLeaf?: boolean;
  }
  - Optional db?: Database
  - Optional preHashedLeaf?: boolean
Returns MerkleTree
- Defined in merkle_tree/merkle_tree.ts:56

Properties

`Private` `Readonly` _db

_db: Database

`Private` `Readonly` _hashToValueMap

_hashToValueMap: PrefixStore

`Private` `Readonly` _locationToHashMap

_locationToHashMap: PrefixStore

`Private` `Readonly` _preHashedLeaf

_preHashedLeaf: boolean

`Private` _root

_root: Buffer

`Private` _size

_size: number = 0

Accessors

root

get root(): Buffer
Returns Buffer
- Defined in merkle_tree/merkle_tree.ts:80

size

get size(): number
Returns number
- Defined in merkle_tree/merkle_tree.ts:84

Methods

`Private` _build

_build(initValues: Buffer[]): Promise<Buffer>
Parameters
- initValues: Buffer[]
Returns Promise<Buffer>
- Defined in merkle_tree/merkle_tree.ts:327

`Private` _generateBranch

_generateBranch(leftHashBuffer: Buffer, rightHashBuffer: Buffer, layerIndex: number, nodeIndex: number): Promise<NodeData>
Parameters
- leftHashBuffer: Buffer
- rightHashBuffer: Buffer
- layerIndex: number
- nodeIndex: number
Returns Promise<NodeData>
- Defined in merkle_tree/merkle_tree.ts:296

`Private` _generateLeaf

_generateLeaf(value: Buffer, nodeIndex: number): Promise<NodeData>
Parameters
- value: Buffer
- nodeIndex: number
Returns Promise<NodeData>
- Defined in merkle_tree/merkle_tree.ts:273

`Private` _getAppendPathHashes

_getAppendPathHashes(): Promise<Buffer[]>
Returns Promise<Buffer[]>
- Defined in merkle_tree/merkle_tree.ts:437

`Private` _getAppendPathNodes

_getAppendPathNodes(): Promise<NodeInfo[]>
Returns Promise<NodeInfo[]>
- Defined in merkle_tree/merkle_tree.ts:383

`Private` _getHeight

_getHeight(): number
Returns number
- Defined in merkle_tree/merkle_tree.ts:269

`Private` _getIndices

_getIndices(queryHashes: readonly Buffer[]): Promise<number[]>
Parameters
- queryHashes: readonly Buffer[]
Returns Promise<number[]>
- Defined in merkle_tree/merkle_tree.ts:423

`Private` _getNode

_getNode(nodeHash: Buffer): Promise<NodeInfo>
Parameters
- nodeHash: Buffer
Returns Promise<NodeInfo>
- Defined in merkle_tree/merkle_tree.ts:442

`Private` _getSiblingHashes

_getSiblingHashes(idxs: number[]): Promise<Buffer[]>
Parameters
- idxs: number[]
Returns Promise<Buffer[]>
- Defined in merkle_tree/merkle_tree.ts:213

`Private` _printNode

_printNode(hashValue: Buffer, level?: number): Promise<string>
Parameters
- hashValue: Buffer
- level: number = 1
Returns Promise<string>
- Defined in merkle_tree/merkle_tree.ts:472

append

append(value: Buffer): Promise<Buffer>
Parameters
- value: Buffer
Returns Promise<Buffer>
- Defined in merkle_tree/merkle_tree.ts:88

generateProof

generateProof(queryData: readonly Buffer[]): Promise<Proof>
Parameters
- queryData: readonly Buffer[]
Returns Promise<Proof>
- Defined in merkle_tree/merkle_tree.ts:113

generateRightWitness

generateRightWitness(idx: number): Promise<Buffer[]>
Parameters
- idx: number
Returns Promise<Buffer[]>
- Defined in merkle_tree/merkle_tree.ts:131

init

init(initValues: Buffer[]): Promise<void>
Parameters
- initValues: Buffer[]
Returns Promise<void>
- Defined in merkle_tree/merkle_tree.ts:65

toString

toString(): Promise<string>
Returns Promise<string>
- Defined in merkle_tree/merkle_tree.ts:206

update

update(idxs: number[], updateData: readonly Buffer[]): Promise<Buffer>
Parameters
- idxs: number[]
- updateData: readonly Buffer[]
Returns Promise<Buffer>
- Defined in merkle_tree/merkle_tree.ts:170

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