@iden3/js-jwz
Version:
JS implementation of JWZ
47 lines (46 loc) • 1.63 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.prepare = exports.getAlgorithms = exports.getProvingMethod = exports.registerProvingMethod = exports.ProvingMethodAlg = void 0;
class ProvingMethodAlg {
constructor(alg, circuitId) {
this.alg = alg;
this.circuitId = circuitId;
}
toString() {
return `${this.alg}:${this.circuitId}`;
}
}
exports.ProvingMethodAlg = ProvingMethodAlg;
const provingMethods = new Map(); // map[string]func() ProvingMethod{}
// RegisterProvingMethod registers the "alg" name and a factory function for proving method.
// This is typically done during init() in the method's implementation
function registerProvingMethod(alg, f) {
return new Promise((res) => {
provingMethods.set(alg.toString(), f);
res();
});
}
exports.registerProvingMethod = registerProvingMethod;
// GetProvingMethod retrieves a proving method from an "alg" string
function getProvingMethod(alg) {
return new Promise((res, rej) => {
const func = provingMethods.get(alg.toString());
if (func) {
const method = func();
res(method);
}
else {
rej('unknown alg');
}
});
}
exports.getProvingMethod = getProvingMethod;
function getAlgorithms() {
return Promise.resolve(Array.from(provingMethods.keys()).map((k) => k.split(':')[0]));
}
exports.getAlgorithms = getAlgorithms;
// Prepare function is responsible to call provided handler for inputs preparation
function prepare(f, hash, circuitId) {
return f(hash, circuitId);
}
exports.prepare = prepare;