@worldcoin/idkit-core/build/lib/hashing.cjs

The identity SDK. Privacy-preserving identity and proof of personhood with World ID.

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/lib/hashing.ts
var hashing_exports = {};
__export(hashing_exports, {
  encodeAction: () => encodeAction,
  generateSignal: () => generateSignal,
  hashToField: () => hashToField,
  packAndEncode: () => packAndEncode,
  solidityEncode: () => solidityEncode
});
module.exports = __toCommonJS(hashing_exports);
var import_buffer = require("buffer/index.js");
var import_ox = require("ox");
function hashToField(input) {
  if (import_ox.Bytes.validate(input) || import_ox.Hex.validate(input)) return hashEncodedBytes(input);
  return hashString(input);
}
function packAndEncode(input) {
  const [types, values] = input.reduce(
    ([types2, values2], [type, value]) => {
      types2.push(type);
      values2.push(value);
      return [types2, values2];
    },
    [[], []]
  );
  return hashEncodedBytes(import_ox.AbiParameters.encodePacked(types, values));
}
function hashString(input) {
  const bytesInput = import_buffer.Buffer.from(input);
  return hashEncodedBytes(bytesInput);
}
function hashEncodedBytes(input) {
  const hash = BigInt(import_ox.Hash.keccak256(input, { as: "Hex" })) >> 8n;
  const rawDigest = hash.toString(16);
  return { hash, digest: `0x${rawDigest.padStart(64, "0")}` };
}
var solidityEncode = (types, values) => {
  if (types.length !== values.length) {
    throw new Error("Types and values arrays must have the same length.");
  }
  return { types, values };
};
var generateSignal = (signal) => {
  if (!signal || typeof signal === "string") return hashToField(signal ?? "");
  return packAndEncode(signal.types.map((type, index) => [type, signal.values[index]]));
};
var encodeAction = (action) => {
  if (!action) return "";
  if (typeof action === "string") return action;
  return action.types.map((type, index) => `${type}(${action.values[index]})`).join(",");
};
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  encodeAction,
  generateSignal,
  hashToField,
  packAndEncode,
  solidityEncode
});