"use strict"; var __extends = (this && this.__extends) || (function () { var extendStatics = function (d, b) { extendStatics = Object.setPrototypeOf || ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; }; return extendStatics(d, b); }; return function (d, b) { if (typeof b !== "function" && b !== null) throw new TypeError("Class extends value " + String(b) + " is not a constructor or null"); extendStatics(d, b); function __() { this.constructor = d; } d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); }; })(); var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) { function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); } return new (P || (P = Promise))(function (resolve, reject) { function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } } function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } } function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); } step((generator = generator.apply(thisArg, _arguments || [])).next()); }); }; var __generator = (this && this.__generator) || function (thisArg, body) { var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g; return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g; function verb(n) { return function (v) { return step([n, v]); }; } function step(op) { if (f) throw new TypeError("Generator is already executing."); while (_) try { 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; if (y = 0, t) op = [op[0] & 2, t.value]; switch (op[0]) { case 0: case 1: t = op; break; case 4: _.label++; return { value: op[1], done: false }; case 5: _.label++; y = op[1]; op = [0]; continue; case 7: op = _.ops.pop(); _.trys.pop(); continue; default: if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; } if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; } if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; } if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; } if (t[2]) _.ops.pop(); _.trys.pop(); continue; } op = body.call(thisArg, _); } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; } if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true }; } }; Object.defineProperty(exports, "__esModule", { value: true }); exports.VoidSigner = exports.Signer = void 0; var properties_1 = require("@ethersproject/properties"); var logger_1 = require("@ethersproject/logger"); var _version_1 = require("./_version"); var logger = new logger_1.Logger(_version_1.version); var allowedTransactionKeys = [ "accessList", "ccipReadEnabled", "chainId", "customData", "data", "from", "gasLimit", "gasPrice", "maxFeePerGas", "maxPriorityFeePerGas", "nonce", "to", "type", "value" ]; var forwardErrors = [ logger_1.Logger.errors.INSUFFICIENT_FUNDS, logger_1.Logger.errors.NONCE_EXPIRED, logger_1.Logger.errors.REPLACEMENT_UNDERPRICED, ]; ; ; var Signer = /** @class */ (function () { /////////////////// // Sub-classes MUST call super function Signer() { var _newTarget = this.constructor; logger.checkAbstract(_newTarget, Signer); (0, properties_1.defineReadOnly)(this, "_isSigner", true); } /////////////////// // Sub-classes MAY override these Signer.prototype.getBalance = function (blockTag) { return __awaiter(this, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("getBalance"); return [4 /*yield*/, this.provider.getBalance(this.getAddress(), blockTag)]; case 1: return [2 /*return*/, _a.sent()]; } }); }); }; Signer.prototype.getTransactionCount = function (blockTag) { return __awaiter(this, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("getTransactionCount"); return [4 /*yield*/, this.provider.getTransactionCount(this.getAddress(), blockTag)]; case 1: return [2 /*return*/, _a.sent()]; } }); }); }; // Populates "from" if unspecified, and estimates the gas for the transaction Signer.prototype.estimateGas = function (transaction) { return __awaiter(this, void 0, void 0, function () { var tx; return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("estimateGas"); return [4 /*yield*/, (0, properties_1.resolveProperties)(this.checkTransaction(transaction))]; case 1: tx = _a.sent(); return [4 /*yield*/, this.provider.estimateGas(tx)]; case 2: return [2 /*return*/, _a.sent()]; } }); }); }; // Populates "from" if unspecified, and calls with the transaction Signer.prototype.call = function (transaction, blockTag) { return __awaiter(this, void 0, void 0, function () { var tx; return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("call"); return [4 /*yield*/, (0, properties_1.resolveProperties)(this.checkTransaction(transaction))]; case 1: tx = _a.sent(); return [4 /*yield*/, this.provider.call(tx, blockTag)]; case 2: return [2 /*return*/, _a.sent()]; } }); }); }; // Populates all fields in a transaction, signs it and sends it to the network Signer.prototype.sendTransaction = function (transaction) { return __awaiter(this, void 0, void 0, function () { var tx, signedTx; return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("sendTransaction"); return [4 /*yield*/, this.populateTransaction(transaction)]; case 1: tx = _a.sent(); return [4 /*yield*/, this.signTransaction(tx)]; case 2: signedTx = _a.sent(); return [4 /*yield*/, this.provider.sendTransaction(signedTx)]; case 3: return [2 /*return*/, _a.sent()]; } }); }); }; Signer.prototype.getChainId = function () { return __awaiter(this, void 0, void 0, function () { var network; return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("getChainId"); return [4 /*yield*/, this.provider.getNetwork()]; case 1: network = _a.sent(); return [2 /*return*/, network.chainId]; } }); }); }; Signer.prototype.getGasPrice = function () { return __awaiter(this, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("getGasPrice"); return [4 /*yield*/, this.provider.getGasPrice()]; case 1: return [2 /*return*/, _a.sent()]; } }); }); }; Signer.prototype.getFeeData = function () { return __awaiter(this, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("getFeeData"); return [4 /*yield*/, this.provider.getFeeData()]; case 1: return [2 /*return*/, _a.sent()]; } }); }); }; Signer.prototype.resolveName = function (name) { return __awaiter(this, void 0, void 0, function () { return __generator(this, function (_a) { switch (_a.label) { case 0: this._checkProvider("resolveName"); return [4 /*yield*/, this.provider.resolveName(name)]; case 1: return [2 /*return*/, _a.sent()]; } }); }); }; // Checks a transaction does not contain invalid keys and if // no "from" is provided, populates it. // - does NOT require a provider // - adds "from" is not present // - returns a COPY (safe to mutate the result) // By default called from: (overriding these prevents it) // - call // - estimateGas // - populateTransaction (and therefor sendTransaction) Signer.prototype.checkTransaction = function (transaction) { for (var key in transaction) { if (allowedTransactionKeys.indexOf(key) === -1) { logger.throwArgumentError("invalid transaction key: " + key, "transaction", transaction); } } var tx = (0, properties_1.shallowCopy)(transaction); if (tx.from == null) { tx.from = this.getAddress(); } else { // Make sure any provided address matches this signer tx.from = Promise.all([ Promise.resolve(tx.from), this.getAddress() ]).then(function (result) { if (result[0].toLowerCase() !== result[1].toLowerCase()) { logger.throwArgumentError("from address mismatch", "transaction", transaction); } return result[0]; }); } return tx; }; // Populates ALL keys for a transaction and checks that "from" matches // this Signer. Should be used by sendTransaction but NOT by signTransaction. // By default called from: (overriding these prevents it) // - sendTransaction // // Notes: // - We allow gasPrice for EIP-1559 as long as it matches maxFeePerGas Signer.prototype.populateTransaction = function (transaction) { return __awaiter(this, void 0, void 0, function () { var tx, hasEip1559, feeData, gasPrice; var _this = this; return __generator(this, function (_a) { switch (_a.label) { case 0: return [4 /*yield*/, (0, properties_1.resolveProperties)(this.checkTransaction(transaction))]; case 1: tx = _a.sent(); if (tx.to != null) { tx.to = Promise.resolve(tx.to).then(function (to) { return __awaiter(_this, void 0, void 0, function () { var address; return __generator(this, function (_a) { switch (_a.label) { case 0: if (to == null) { return [2 /*return*/, null]; } return [4 /*yield*/, this.resolveName(to)]; case 1: address = _a.sent(); if (address == null) { logger.throwArgumentError("provided ENS name resolves to null", "tx.to", to); } return [2 /*return*/, address]; } }); }); }); // Prevent this error from causing an UnhandledPromiseException tx.to.catch(function (error) { }); } hasEip1559 = (tx.maxFeePerGas != null || tx.maxPriorityFeePerGas != null); if (tx.gasPrice != null && (tx.type === 2 || hasEip1559)) { logger.throwArgumentError("eip-1559 transaction do not support gasPrice", "transaction", transaction); } else if ((tx.type === 0 || tx.type === 1) && hasEip1559) { logger.throwArgumentError("pre-eip-1559 transaction do not support maxFeePerGas/maxPriorityFeePerGas", "transaction", transaction); } if (!((tx.type === 2 || tx.type == null) && (tx.maxFeePerGas != null && tx.maxPriorityFeePerGas != null))) return [3 /*break*/, 2]; // Fully-formed EIP-1559 transaction (skip getFeeData) tx.type = 2; return [3 /*break*/, 5]; case 2: if (!(tx.type === 0 || tx.type === 1)) return [3 /*break*/, 3]; // Explicit Legacy or EIP-2930 transaction // Populate missing gasPrice if (tx.gasPrice == null) { tx.gasPrice = this.getGasPrice(); } return [3 /*break*/, 5]; case 3: return [4 /*yield*/, this.getFeeData()]; case 4: feeData = _a.sent(); if (tx.type == null) { // We need to auto-detect the intended type of this transaction... if (feeData.maxFeePerGas != null && feeData.maxPriorityFeePerGas != null) { // The network supports EIP-1559! // Upgrade transaction from null to eip-1559 tx.type = 2; if (tx.gasPrice != null) { gasPrice = tx.gasPrice; delete tx.gasPrice; tx.maxFeePerGas = gasPrice; tx.maxPriorityFeePerGas = gasPrice; } else { // Populate missing fee data if (tx.maxFeePerGas == null) { tx.maxFeePerGas = feeData.maxFeePerGas; } if (tx.maxPriorityFeePerGas == null) { tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas; } } } else if (feeData.gasPrice != null) { // Network doesn't support EIP-1559... // ...but they are trying to use EIP-1559 properties if (hasEip1559) { logger.throwError("network does not support EIP-1559", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { operation: "populateTransaction" }); } // Populate missing fee data if (tx.gasPrice == null) { tx.gasPrice = feeData.gasPrice; } // Explicitly set untyped transaction to legacy tx.type = 0; } else { // getFeeData has failed us. logger.throwError("failed to get consistent fee data", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { operation: "signer.getFeeData" }); } } else if (tx.type === 2) { // Explicitly using EIP-1559 // Populate missing fee data if (tx.maxFeePerGas == null) { tx.maxFeePerGas = feeData.maxFeePerGas; } if (tx.maxPriorityFeePerGas == null) { tx.maxPriorityFeePerGas = feeData.maxPriorityFeePerGas; } } _a.label = 5; case 5: if (tx.nonce == null) { tx.nonce = this.getTransactionCount("pending"); } if (tx.gasLimit == null) { tx.gasLimit = this.estimateGas(tx).catch(function (error) { if (forwardErrors.indexOf(error.code) >= 0) { throw error; } return logger.throwError("cannot estimate gas; transaction may fail or may require manual gas limit", logger_1.Logger.errors.UNPREDICTABLE_GAS_LIMIT, { error: error, tx: tx }); }); } if (tx.chainId == null) { tx.chainId = this.getChainId(); } else { tx.chainId = Promise.all([ Promise.resolve(tx.chainId), this.getChainId() ]).then(function (results) { if (results[1] !== 0 && results[0] !== results[1]) { logger.throwArgumentError("chainId address mismatch", "transaction", transaction); } return results[0]; }); } return [4 /*yield*/, (0, properties_1.resolveProperties)(tx)]; case 6: return [2 /*return*/, _a.sent()]; } }); }); }; /////////////////// // Sub-classes SHOULD leave these alone Signer.prototype._checkProvider = function (operation) { if (!this.provider) { logger.throwError("missing provider", logger_1.Logger.errors.UNSUPPORTED_OPERATION, { operation: (operation || "_checkProvider") }); } }; Signer.isSigner = function (value) { return !!(value && value._isSigner); }; return Signer; }()); exports.Signer = Signer; var VoidSigner = /** @class */ (function (_super) { __extends(VoidSigner, _super); function VoidSigner(address, provider) { var _this = _super.call(this) || this; (0, properties_1.defineReadOnly)(_this, "address", address); (0, properties_1.defineReadOnly)(_this, "provider", provider || null); return _this; } VoidSigner.prototype.getAddress = function () { return Promise.resolve(this.address); }; VoidSigner.prototype._fail = function (message, operation) { return Promise.resolve().then(function () { logger.throwError(message, logger_1.Logger.errors.UNSUPPORTED_OPERATION, { operation: operation }); }); }; VoidSigner.prototype.signMessage = function (message) { return this._fail("VoidSigner cannot sign messages", "signMessage"); }; VoidSigner.prototype.signTransaction = function (transaction) { return this._fail("VoidSigner cannot sign transactions", "signTransaction"); }; VoidSigner.prototype._signTypedData = function (domain, types, value) { return this._fail("VoidSigner cannot sign typed data", "signTypedData"); }; VoidSigner.prototype.connect = function (provider) { return new VoidSigner(this.address, provider); }; return VoidSigner; }(Signer)); exports.VoidSigner = VoidSigner; //# sourceMappingURL=index.js.map