ethers.js/packages/wallet/lib/index.js
2020-07-13 08:03:56 -04:00

176 lines
8.0 KiB
JavaScript

"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 (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var address_1 = require("@ethersproject/address");
var abstract_provider_1 = require("@ethersproject/abstract-provider");
var abstract_signer_1 = require("@ethersproject/abstract-signer");
var bytes_1 = require("@ethersproject/bytes");
var hash_1 = require("@ethersproject/hash");
var hdnode_1 = require("@ethersproject/hdnode");
var keccak256_1 = require("@ethersproject/keccak256");
var properties_1 = require("@ethersproject/properties");
var random_1 = require("@ethersproject/random");
var signing_key_1 = require("@ethersproject/signing-key");
var json_wallets_1 = require("@ethersproject/json-wallets");
var transactions_1 = require("@ethersproject/transactions");
var logger_1 = require("@ethersproject/logger");
var _version_1 = require("./_version");
var logger = new logger_1.Logger(_version_1.version);
function isAccount(value) {
return (value != null && bytes_1.isHexString(value.privateKey, 32) && value.address != null);
}
function hasMnemonic(value) {
var mnemonic = value.mnemonic;
return (mnemonic && mnemonic.phrase);
}
var Wallet = /** @class */ (function (_super) {
__extends(Wallet, _super);
function Wallet(privateKey, provider) {
var _newTarget = this.constructor;
var _this = this;
logger.checkNew(_newTarget, Wallet);
_this = _super.call(this) || this;
if (isAccount(privateKey)) {
var signingKey_1 = new signing_key_1.SigningKey(privateKey.privateKey);
properties_1.defineReadOnly(_this, "_signingKey", function () { return signingKey_1; });
properties_1.defineReadOnly(_this, "address", transactions_1.computeAddress(_this.publicKey));
if (_this.address !== address_1.getAddress(privateKey.address)) {
logger.throwArgumentError("privateKey/address mismatch", "privateKey", "[REDACTED]");
}
if (hasMnemonic(privateKey)) {
var srcMnemonic_1 = privateKey.mnemonic;
properties_1.defineReadOnly(_this, "_mnemonic", function () { return ({
phrase: srcMnemonic_1.phrase,
path: srcMnemonic_1.path || hdnode_1.defaultPath,
locale: srcMnemonic_1.locale || "en"
}); });
var mnemonic = _this.mnemonic;
var node = hdnode_1.HDNode.fromMnemonic(mnemonic.phrase, null, mnemonic.locale).derivePath(mnemonic.path);
if (transactions_1.computeAddress(node.privateKey) !== _this.address) {
logger.throwArgumentError("mnemonic/address mismatch", "privateKey", "[REDACTED]");
}
}
else {
properties_1.defineReadOnly(_this, "_mnemonic", function () { return null; });
}
}
else {
if (signing_key_1.SigningKey.isSigningKey(privateKey)) {
/* istanbul ignore if */
if (privateKey.curve !== "secp256k1") {
logger.throwArgumentError("unsupported curve; must be secp256k1", "privateKey", "[REDACTED]");
}
properties_1.defineReadOnly(_this, "_signingKey", function () { return privateKey; });
}
else {
var signingKey_2 = new signing_key_1.SigningKey(privateKey);
properties_1.defineReadOnly(_this, "_signingKey", function () { return signingKey_2; });
}
properties_1.defineReadOnly(_this, "_mnemonic", function () { return null; });
properties_1.defineReadOnly(_this, "address", transactions_1.computeAddress(_this.publicKey));
}
/* istanbul ignore if */
if (provider && !abstract_provider_1.Provider.isProvider(provider)) {
logger.throwArgumentError("invalid provider", "provider", provider);
}
properties_1.defineReadOnly(_this, "provider", provider || null);
return _this;
}
Object.defineProperty(Wallet.prototype, "mnemonic", {
get: function () { return this._mnemonic(); },
enumerable: true,
configurable: true
});
Object.defineProperty(Wallet.prototype, "privateKey", {
get: function () { return this._signingKey().privateKey; },
enumerable: true,
configurable: true
});
Object.defineProperty(Wallet.prototype, "publicKey", {
get: function () { return this._signingKey().publicKey; },
enumerable: true,
configurable: true
});
Wallet.prototype.getAddress = function () {
return Promise.resolve(this.address);
};
Wallet.prototype.connect = function (provider) {
return new Wallet(this, provider);
};
Wallet.prototype.signTransaction = function (transaction) {
var _this = this;
return properties_1.resolveProperties(transaction).then(function (tx) {
if (tx.from != null) {
if (address_1.getAddress(tx.from) !== _this.address) {
logger.throwArgumentError("transaction from address mismatch", "transaction.from", transaction.from);
}
delete tx.from;
}
var signature = _this._signingKey().signDigest(keccak256_1.keccak256(transactions_1.serialize(tx)));
return transactions_1.serialize(tx, signature);
});
};
Wallet.prototype.signMessage = function (message) {
return Promise.resolve(bytes_1.joinSignature(this._signingKey().signDigest(hash_1.hashMessage(message))));
};
Wallet.prototype.encrypt = function (password, options, progressCallback) {
if (typeof (options) === "function" && !progressCallback) {
progressCallback = options;
options = {};
}
if (progressCallback && typeof (progressCallback) !== "function") {
throw new Error("invalid callback");
}
if (!options) {
options = {};
}
return json_wallets_1.encryptKeystore(this, password, options, progressCallback);
};
/**
* Static methods to create Wallet instances.
*/
Wallet.createRandom = function (options) {
var entropy = random_1.randomBytes(16);
if (!options) {
options = {};
}
if (options.extraEntropy) {
entropy = bytes_1.arrayify(bytes_1.hexDataSlice(keccak256_1.keccak256(bytes_1.concat([entropy, options.extraEntropy])), 0, 16));
}
var mnemonic = hdnode_1.entropyToMnemonic(entropy, options.locale);
return Wallet.fromMnemonic(mnemonic, options.path, options.locale);
};
Wallet.fromEncryptedJson = function (json, password, progressCallback) {
return json_wallets_1.decryptJsonWallet(json, password, progressCallback).then(function (account) {
return new Wallet(account);
});
};
Wallet.fromEncryptedJsonSync = function (json, password) {
return new Wallet(json_wallets_1.decryptJsonWalletSync(json, password));
};
Wallet.fromMnemonic = function (mnemonic, path, wordlist) {
if (!path) {
path = hdnode_1.defaultPath;
}
return new Wallet(hdnode_1.HDNode.fromMnemonic(mnemonic, null, wordlist).derivePath(path));
};
return Wallet;
}(abstract_signer_1.Signer));
exports.Wallet = Wallet;
function verifyMessage(message, signature) {
return transactions_1.recoverAddress(hash_1.hashMessage(message), signature);
}
exports.verifyMessage = verifyMessage;
//# sourceMappingURL=index.js.map