ZoKrates/zokrates_js

zokrates.js

JavaScript bindings for ZoKrates project.

npm install zokrates-js

API

Function	Description
initialize	Loads binding wasm module and returns a promise with ZoKrates provider
compile	Compiles source code into ZoKrates internal representation of arithmetic circuits
computeWitness	Computes a valid assignment of the variables, which include the results of the computation
setup	Generates a trusted setup for the compiled program
exportSolidityVerifier	Generates a Solidity contract which contains the generated verification key and a public function to verify a solution to the compiled program
generateProof	Generates a proof for a computation of the compiled program

Usage

import { initialize } from 'zokrates-js';

function importResolver(location, path) {
  // implement your resolving logic here
  return { 
    source: "def main() -> (): return", 
    location: path 
  };
}

initialize().then((zokratesProvider) => {
    // we have to initialize the wasm module before calling api functions
    zokratesProvider.compile("def main(private field a) -> (field): return a", "main", importResolver)
});