Skip to main content

@midnight/zswap v3.0.2 • Readme | API

@midnight/zswap v3.0.2 / MerkleTreeCollapsedUpdate

Class: MerkleTreeCollapsedUpdate

A compact delta on the coin commitments Merkle tree, used to keep local spending trees in sync with the global state without requiring receiving all transactions.

Constructors​

new MerkleTreeCollapsedUpdate(state, start, end)​

new MerkleTreeCollapsedUpdate(
   state, 
   start, 
   end): MerkleTreeCollapsedUpdate

Create a new compact update from a non-compact state, and inclusive start and end indices

Parameters​

• state: ZswapChainState

• start: bigint

• end: bigint

Returns​

MerkleTreeCollapsedUpdate

Throws​

If the indices are out-of-bounds for the state, or end < start

Methods​

serialize()​

serialize(netid): Uint8Array

Parameters​

• netid: NetworkId

Returns​

Uint8Array

toString()​

toString(compact?): string

Parameters​

• compact?: boolean

Returns​

string

deserialize()​

static deserialize(raw, netid): MerkleTreeCollapsedUpdate

Parameters​

• raw: Uint8Array

• netid: NetworkId

Returns​

MerkleTreeCollapsedUpdate