203 lines
9.6 KiB
JavaScript
203 lines
9.6 KiB
JavaScript
"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (_) try {
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if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var ethers_1 = require("ethers");
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var _version_1 = require("./_version");
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var logger = new ethers_1.ethers.utils.Logger(_version_1.version);
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var hw_app_eth_1 = __importDefault(require("@ledgerhq/hw-app-eth"));
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// We store these in a separated import so it is easier to swap them out
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// at bundle time; browsers do not get HID, for example. This maps a string
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// "type" to a Transport with create.
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var ledger_transport_1 = require("./ledger-transport");
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var defaultPath = "m/44'/60'/0'/0/0";
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function waiter(duration) {
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return new Promise(function (resolve) {
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setTimeout(resolve, duration);
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});
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}
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var LedgerSigner = /** @class */ (function (_super) {
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__extends(LedgerSigner, _super);
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function LedgerSigner(provider, type, path) {
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var _this = _super.call(this) || this;
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if (path == null) {
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path = defaultPath;
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}
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if (type == null) {
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type = "default";
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}
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ethers_1.ethers.utils.defineReadOnly(_this, "path", path);
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ethers_1.ethers.utils.defineReadOnly(_this, "type", type);
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ethers_1.ethers.utils.defineReadOnly(_this, "provider", provider || null);
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var transport = ledger_transport_1.transports[type];
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if (!transport) {
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logger.throwArgumentError("unknown or unsupported type", "type", type);
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}
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ethers_1.ethers.utils.defineReadOnly(_this, "_eth", transport.create().then(function (transport) {
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var eth = new hw_app_eth_1.default(transport);
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return eth.getAppConfiguration().then(function (config) {
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return eth;
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}, function (error) {
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return Promise.reject(error);
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});
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}, function (error) {
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return Promise.reject(error);
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}));
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return _this;
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}
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LedgerSigner.prototype._retry = function (callback, timeout) {
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var _this = this;
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return new Promise(function (resolve, reject) { return __awaiter(_this, void 0, void 0, function () {
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var eth, i, result, error_1;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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if (timeout && timeout > 0) {
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setTimeout(function () { reject(new Error("timeout")); }, timeout);
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}
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return [4 /*yield*/, this._eth];
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case 1:
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eth = _a.sent();
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i = 0;
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_a.label = 2;
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case 2:
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if (!(i < 50)) return [3 /*break*/, 9];
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_a.label = 3;
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case 3:
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_a.trys.push([3, 5, , 6]);
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return [4 /*yield*/, callback(eth)];
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case 4:
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result = _a.sent();
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return [2 /*return*/, resolve(result)];
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case 5:
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error_1 = _a.sent();
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if (error_1.id !== "TransportLocked") {
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return [2 /*return*/, reject(error_1)];
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}
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return [3 /*break*/, 6];
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case 6: return [4 /*yield*/, waiter(100)];
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case 7:
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_a.sent();
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_a.label = 8;
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case 8:
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i++;
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return [3 /*break*/, 2];
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case 9: return [2 /*return*/, reject(new Error("timeout"))];
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}
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});
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}); });
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};
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LedgerSigner.prototype.getAddress = function () {
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return __awaiter(this, void 0, void 0, function () {
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var account;
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var _this = this;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, this._retry(function (eth) { return eth.getAddress(_this.path); })];
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case 1:
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account = _a.sent();
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return [2 /*return*/, ethers_1.ethers.utils.getAddress(account.address)];
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}
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});
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});
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};
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LedgerSigner.prototype.signMessage = function (message) {
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return __awaiter(this, void 0, void 0, function () {
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var messageHex, sig;
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var _this = this;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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if (typeof (message) === 'string') {
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message = ethers_1.ethers.utils.toUtf8Bytes(message);
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}
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messageHex = ethers_1.ethers.utils.hexlify(message).substring(2);
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return [4 /*yield*/, this._retry(function (eth) { return eth.signPersonalMessage(_this.path, messageHex); })];
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case 1:
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sig = _a.sent();
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sig.r = '0x' + sig.r;
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sig.s = '0x' + sig.s;
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return [2 /*return*/, ethers_1.ethers.utils.joinSignature(sig)];
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}
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});
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});
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};
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LedgerSigner.prototype.signTransaction = function (transaction) {
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return __awaiter(this, void 0, void 0, function () {
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var tx, unsignedTx, sig;
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var _this = this;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0: return [4 /*yield*/, ethers_1.ethers.utils.resolveProperties(transaction)];
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case 1:
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tx = transaction = _a.sent();
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unsignedTx = ethers_1.ethers.utils.serializeTransaction(tx).substring(2);
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return [4 /*yield*/, this._retry(function (eth) { return eth.signTransaction(_this.path, unsignedTx); })];
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case 2:
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sig = _a.sent();
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return [2 /*return*/, ethers_1.ethers.utils.serializeTransaction(tx, {
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v: sig.v,
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r: ("0x" + sig.r),
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s: ("0x" + sig.s),
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})];
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}
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});
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});
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};
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LedgerSigner.prototype.connect = function (provider) {
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return new LedgerSigner(provider, this.type, this.path);
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};
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return LedgerSigner;
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}(ethers_1.ethers.Signer));
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exports.LedgerSigner = LedgerSigner;
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