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Version: v2.x

Minimal Anti Collusion Infrastructure (MACI) v2.2.0 / StateLeaf

Class: StateLeaf

Notice​

A leaf in the state tree, which maps public keys to voice credit balances

Implements​

Constructors​

new StateLeaf()​

new StateLeaf(pubKey, voiceCreditBalance, timestamp): StateLeaf

Create a new instance of a state leaf

Parameters​

• pubKey: PubKey

the public key of the user signin up

• voiceCreditBalance: bigint

the voice credit balance of the user

• timestamp: bigint

the timestamp of when the user signed-up

Returns​

StateLeaf

Defined in​

stateLeaf.ts:25

Properties​

pubKey​

pubKey: PubKey

Implementation of​

IStateLeaf.pubKey

Defined in​

stateLeaf.ts:13

timestamp​

timestamp: bigint

Defined in​

stateLeaf.ts:17

voiceCreditBalance​

voiceCreditBalance: bigint

Implementation of​

IStateLeaf.voiceCreditBalance

Defined in​

stateLeaf.ts:15

Methods​

asCircuitInputs()​

asCircuitInputs(): bigint[]

Return this state leaf as an array of bigints

Returns​

bigint[]

the state leaf as an array of bigints

Defined in​

stateLeaf.ts:85

asContractParam()​

asContractParam(): IStateLeafContractParams

Return this state leaf as a contract param

Returns​

IStateLeafContractParams

the state leaf as a contract param (object)

Defined in​

stateLeaf.ts:97

copy()​

copy(): StateLeaf

Crate a deep copy of the object

Returns​

StateLeaf

a copy of the state leaf

Defined in​

stateLeaf.ts:35

equals()​

equals(s): boolean

Check if two state leaves are equal

Parameters​

• s: StateLeaf

the state leaf to compare with

Returns​

boolean

whether they are equal or not

Defined in​

stateLeaf.ts:110

hash()​

hash(): bigint

Hash this state leaf (first convert as array)

Returns​

bigint

the has of the state leaf elements

Defined in​

stateLeaf.ts:91

serialize()​

serialize(): string

Serialize the state leaf

Returns​

string

Notice​

serialize the public key

Notice​

convert the voice credit balance and timestamp to a hex string

Defined in​

stateLeaf.ts:122

toJSON()​

toJSON(): IJsonStateLeaf

Serialize to a JSON object

Returns​

IJsonStateLeaf

Defined in​

stateLeaf.ts:143

deserialize()​

static deserialize(serialized): StateLeaf

Deserialize the state leaf

Parameters​

• serialized: string

the serialized state leaf

Returns​

StateLeaf

a deserialized state leaf

Defined in​

stateLeaf.ts:133

fromJSON()​

static fromJSON(json): StateLeaf

Deserialize into a StateLeaf instance

Parameters​

• json: IJsonStateLeaf

the json representation

Returns​

StateLeaf

the deserialized object as a StateLeaf instance

Defined in​

stateLeaf.ts:156

genBlankLeaf()​

static genBlankLeaf(): StateLeaf

Generate a blank state leaf

Returns​

StateLeaf

a blank state leaf

Defined in​

stateLeaf.ts:47

genRandomLeaf()​

static genRandomLeaf(): StateLeaf

Generate a random leaf (random salt and random key pair)

Returns​

StateLeaf

a random state leaf

Defined in​

stateLeaf.ts:70