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Текущая директория: /opt/BitGoJS/node_modules/@polkadot/util-crypto/cjs/address
Просмотр файла: derive.js
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.deriveAddress = deriveAddress;
const index_js_1 = require("../key/index.js");
const index_js_2 = require("../sr25519/index.js");
const decode_js_1 = require("./decode.js");
const encode_js_1 = require("./encode.js");
function filterHard({ isHard }) {
return isHard;
}
/**
* @name deriveAddress
* @summary Creates a sr25519 derived address from the supplied and path.
* @description
* Creates a sr25519 derived address based on the input address/publicKey and the uri supplied.
*/
function deriveAddress(who, suri, ss58Format) {
const { path } = (0, index_js_1.keyExtractPath)(suri);
if (!path.length || path.every(filterHard)) {
throw new Error('Expected suri to contain a combination of non-hard paths');
}
let publicKey = (0, decode_js_1.decodeAddress)(who);
for (const { chainCode } of path) {
publicKey = (0, index_js_2.sr25519DerivePublic)(publicKey, chainCode);
}
return (0, encode_js_1.encodeAddress)(publicKey, ss58Format);
}
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