Updated dist files.

_version.d.ts

@@ -1 +1 @@
-export declare const version = "4.0.6";
+export declare const version = "4.0.7";

_version.js

@@ -1,3 +1,3 @@
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.version = "4.0.6";
+exports.version = "4.0.7";

dist/ethers.js

@@ -1,7 +1,7 @@
 (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.ethers = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.version = "4.0.6";
+exports.version = "4.0.7";
 
 },{}],2:[function(require,module,exports){
 "use strict";
@@ -10938,6 +10938,9 @@ var BaseProvider = /** @class */ (function (_super) {
             result = true;
             return !(event.once);
         });
+        if (this.listenerCount() === 0) {
+            this.polling = false;
+        }
         return result;
     };
     BaseProvider.prototype.listenerCount = function (eventName) {
@@ -11538,13 +11541,14 @@ Object.defineProperty(exports, "__esModule", { value: true });
 // See: https://github.com/ethereum/wiki/wiki/JSON-RPC
 var base_provider_1 = require("./base-provider");
 var abstract_signer_1 = require("../abstract-signer");
+var errors = __importStar(require("../errors"));
 var address_1 = require("../utils/address");
 var bytes_1 = require("../utils/bytes");
 var networks_1 = require("../utils/networks");
 var properties_1 = require("../utils/properties");
+var transaction_1 = require("../utils/transaction");
 var utf8_1 = require("../utils/utf8");
 var web_1 = require("../utils/web");
-var errors = __importStar(require("../errors"));
 function timer(timeout) {
     return new Promise(function (resolve) {
         setTimeout(function () {
@@ -11595,14 +11599,6 @@ var JsonRpcSigner = /** @class */ (function (_super) {
         }
         return _this;
     }
-    /* May add back in the future; for now it is considered confusing. :)
-    get address(): string {
-        if (!this._address) {
-            errors.throwError('no sync sync address available; use getAddress', errors.UNSUPPORTED_OPERATION, { operation: 'address' });
-        }
-        return this._address
-    }
-    */
     JsonRpcSigner.prototype.getAddress = function () {
         var _this = this;
         if (this._address) {
@@ -11624,20 +11620,18 @@ var JsonRpcSigner = /** @class */ (function (_super) {
     };
     JsonRpcSigner.prototype.sendTransaction = function (transaction) {
         var _this = this;
-        var tx = properties_1.shallowCopy(transaction);
+        // Once populateTransaction resolves, the from address will be populated from getAddress
-        if (tx.from == null) {
+        var from = null;
-            tx.from = this.getAddress().then(function (address) {
+        var getAddress = this.getAddress().then(function (address) {
-                if (!address) {
+            if (address) {
-                    return null;
+                from = address.toLowerCase();
             }
-                return address.toLowerCase();
+            return from;
         });
-        }
+        return transaction_1.populateTransaction(transaction, this.provider, getAddress).then(function (tx) {
-        if (transaction.gasLimit == null) {
+            var hexTx = JsonRpcProvider.hexlifyTransaction(tx);
-            tx.gasLimit = this.provider.estimateGas(tx);
+            hexTx.from = from;
-        }
+            return _this.provider.send('eth_sendTransaction', [hexTx]).then(function (hash) {
-        return properties_1.resolveProperties(tx).then(function (tx) {
-            return _this.provider.send('eth_sendTransaction', [JsonRpcProvider.hexlifyTransaction(tx)]).then(function (hash) {
                 return web_1.poll(function () {
                     return _this.provider.getTransaction(hash).then(function (tx) {
                         if (tx === null) {
@@ -11860,20 +11854,18 @@ var JsonRpcProvider = /** @class */ (function (_super) {
     // NOTE: This allows a TransactionRequest, but all values should be resolved
     //       before this is called
     JsonRpcProvider.hexlifyTransaction = function (transaction, allowExtra) {
-        if (!allowExtra) {
+        // Check only allowed properties are given
-            allowExtra = {};
+        var allowed = properties_1.shallowCopy(allowedTransactionKeys);
-        }
+        if (allowExtra) {
-        for (var key in transaction) {
+            for (var key in allowExtra) {
-            if (!allowedTransactionKeys[key] && !allowExtra[key]) {
+                if (allowExtra[key]) {
-                errors.throwError('invalid key - ' + key, errors.INVALID_ARGUMENT, {
+                    allowed[key] = true;
-                    argument: 'transaction',
-                    value: transaction,
-                    key: key
-                });
                 }
             }
+        }
+        properties_1.checkProperties(transaction, allowed);
         var result = {};
-        // Some nodes (INFURA ropsten; INFURA mainnet is fine) don't like extra zeros.
+        // Some nodes (INFURA ropsten; INFURA mainnet is fine) don't like leading zeros.
         ['gasLimit', 'gasPrice', 'nonce', 'value'].forEach(function (key) {
             if (transaction[key] == null) {
                 return;
@@ -11896,7 +11888,7 @@ var JsonRpcProvider = /** @class */ (function (_super) {
 }(base_provider_1.BaseProvider));
 exports.JsonRpcProvider = JsonRpcProvider;
 
-},{"../abstract-signer":2,"../errors":5,"../utils/address":59,"../utils/bytes":62,"../utils/networks":70,"../utils/properties":72,"../utils/utf8":83,"../utils/web":84,"./base-provider":50}],57:[function(require,module,exports){
+},{"../abstract-signer":2,"../errors":5,"../utils/address":59,"../utils/bytes":62,"../utils/networks":70,"../utils/properties":72,"../utils/transaction":81,"../utils/utf8":83,"../utils/web":84,"./base-provider":50}],57:[function(require,module,exports){
 'use strict';
 var __extends = (this && this.__extends) || (function () {
     var extendStatics = Object.setPrototypeOf ||
@@ -13918,6 +13910,7 @@ exports.randomBytes = random_bytes_1.randomBytes;
 var networks_1 = require("./networks");
 exports.getNetwork = networks_1.getNetwork;
 var properties_1 = require("./properties");
+exports.checkProperties = properties_1.checkProperties;
 exports.deepCopy = properties_1.deepCopy;
 exports.defineReadOnly = properties_1.defineReadOnly;
 exports.resolveProperties = properties_1.resolveProperties;
@@ -13933,8 +13926,10 @@ exports.verifyMessage = secp256k1_1.verifyMessage;
 var signing_key_1 = require("./signing-key");
 exports.SigningKey = signing_key_1.SigningKey;
 var transaction_1 = require("./transaction");
-exports.parseTransaction = transaction_1.parse;
+exports.populateTransaction = transaction_1.populateTransaction;
-exports.serializeTransaction = transaction_1.serialize;
+var transaction_2 = require("./transaction");
+exports.parseTransaction = transaction_2.parse;
+exports.serializeTransaction = transaction_2.serialize;
 var utf8_1 = require("./utf8");
 exports.formatBytes32String = utf8_1.formatBytes32String;
 exports.parseBytes32String = utf8_1.parseBytes32String;
@@ -14557,7 +14552,15 @@ exports.pbkdf2 = pbkdf2;
 
 },{"../utils/bytes":62,"./hmac":65}],72:[function(require,module,exports){
 'use strict';
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
 Object.defineProperty(exports, "__esModule", { value: true });
+var errors = __importStar(require("../errors"));
 function defineReadOnly(object, name, value) {
     Object.defineProperty(object, name, {
         enumerable: true,
@@ -14596,6 +14599,24 @@ function resolveProperties(object) {
     });
 }
 exports.resolveProperties = resolveProperties;
+function checkProperties(object, properties) {
+    if (!object || typeof (object) !== 'object') {
+        errors.throwError('invalid object', errors.INVALID_ARGUMENT, {
+            argument: 'object',
+            value: object
+        });
+    }
+    Object.keys(object).forEach(function (key) {
+        if (!properties[key]) {
+            errors.throwError('invalid object key - ' + key, errors.INVALID_ARGUMENT, {
+                argument: 'transaction',
+                value: object,
+                key: key
+            });
+        }
+    });
+}
+exports.checkProperties = checkProperties;
 function shallowCopy(object) {
     var result = {};
     for (var key in object) {
@@ -14669,7 +14690,7 @@ function inheritable(parent) {
 }
 exports.inheritable = inheritable;
 
-},{}],73:[function(require,module,exports){
+},{"../errors":5}],73:[function(require,module,exports){
 (function (global){
 'use strict';
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -15532,7 +15553,9 @@ var address_1 = require("./address");
 var bignumber_1 = require("./bignumber");
 var bytes_1 = require("./bytes");
 var keccak256_1 = require("./keccak256");
+var properties_1 = require("./properties");
 var RLP = __importStar(require("./rlp"));
+var abstract_provider_1 = require("../providers/abstract-provider");
 ///////////////////////////////
 function handleAddress(value) {
     if (value === '0x') {
@@ -15554,7 +15577,11 @@ var transactionFields = [
     { name: 'value', maxLength: 32 },
     { name: 'data' },
 ];
+var allowedTransactionKeys = {
+    chainId: true, data: true, gasLimit: true, gasPrice: true, nonce: true, to: true, value: true
+};
 function serialize(transaction, signature) {
+    properties_1.checkProperties(transaction, allowedTransactionKeys);
     var raw = [];
     transactionFields.forEach(function (fieldInfo) {
         var value = transaction[fieldInfo.name] || ([]);
@@ -15657,8 +15684,37 @@ function parse(rawTransaction) {
     return tx;
 }
 exports.parse = parse;
+function populateTransaction(transaction, provider, from) {
+    if (!abstract_provider_1.Provider.isProvider(provider)) {
+        errors.throwError('missing provider', errors.INVALID_ARGUMENT, {
+            argument: 'provider',
+            value: provider
+        });
+    }
+    properties_1.checkProperties(transaction, allowedTransactionKeys);
+    var tx = properties_1.shallowCopy(transaction);
+    if (tx.to != null) {
+        tx.to = provider.resolveName(tx.to);
+    }
+    if (tx.gasPrice == null) {
+        tx.gasPrice = provider.getGasPrice();
+    }
+    if (tx.nonce == null) {
+        tx.nonce = provider.getTransactionCount(from);
+    }
+    if (tx.gasLimit == null) {
+        var estimate = properties_1.shallowCopy(tx);
+        estimate.from = from;
+        tx.gasLimit = provider.estimateGas(estimate);
+    }
+    if (tx.chainId == null) {
+        tx.chainId = provider.getNetwork().then(function (network) { return network.chainId; });
+    }
+    return properties_1.resolveProperties(tx);
+}
+exports.populateTransaction = populateTransaction;
 
-},{"../constants":3,"../errors":5,"./address":59,"./bignumber":61,"./bytes":62,"./keccak256":69,"./rlp":74,"./secp256k1":75}],82:[function(require,module,exports){
+},{"../constants":3,"../errors":5,"../providers/abstract-provider":49,"./address":59,"./bignumber":61,"./bytes":62,"./keccak256":69,"./properties":72,"./rlp":74,"./secp256k1":75}],82:[function(require,module,exports){
 'use strict';
 var __importStar = (this && this.__importStar) || function (mod) {
     if (mod && mod.__esModule) return mod;
@@ -16032,6 +16088,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
 Object.defineProperty(exports, "__esModule", { value: true });
 var xmlhttprequest_1 = require("xmlhttprequest");
 var base64_1 = require("./base64");
+var properties_1 = require("./properties");
 var utf8_1 = require("./utf8");
 var errors = __importStar(require("../errors"));
 function fetchJson(connection, json, processFunc) {
@@ -16167,6 +16224,7 @@ function poll(func, options) {
     if (!options) {
         options = {};
     }
+    options = properties_1.shallowCopy(options);
     if (options.floor == null) {
         options.floor = 0;
     }
@@ -16233,7 +16291,7 @@ function poll(func, options) {
 }
 exports.poll = poll;
 
-},{"../errors":5,"./base64":60,"./utf8":83,"xmlhttprequest":48}],85:[function(require,module,exports){
+},{"../errors":5,"./base64":60,"./properties":72,"./utf8":83,"xmlhttprequest":48}],85:[function(require,module,exports){
 (function (global){
 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -16324,9 +16382,6 @@ var transaction_1 = require("./utils/transaction");
 var abstract_signer_1 = require("./abstract-signer");
 var abstract_provider_1 = require("./providers/abstract-provider");
 var errors = __importStar(require("./errors"));
-var allowedTransactionKeys = {
-    chainId: true, data: true, gasLimit: true, gasPrice: true, nonce: true, to: true, value: true
-};
 var Wallet = /** @class */ (function (_super) {
     __extends(Wallet, _super);
     function Wallet(privateKey, provider) {
@@ -16376,19 +16431,10 @@ var Wallet = /** @class */ (function (_super) {
     };
     Wallet.prototype.sign = function (transaction) {
         var _this = this;
-        for (var key in transaction) {
-            if (!allowedTransactionKeys[key]) {
-                errors.throwError('unsupported transaction property - ' + key, errors.INVALID_ARGUMENT, {
-                    argument: 'transaction',
-                    value: transaction,
-                    key: key
-                });
-            }
-        }
         return properties_1.resolveProperties(transaction).then(function (tx) {
             var rawTx = transaction_1.serialize(tx);
             var signature = _this.signingKey.signDigest(keccak256_1.keccak256(rawTx));
-            return Promise.resolve(transaction_1.serialize(tx, signature));
+            return transaction_1.serialize(tx, signature);
         });
     };
     Wallet.prototype.signMessage = function (message) {
@@ -16407,31 +16453,12 @@ var Wallet = /** @class */ (function (_super) {
         return this.provider.getTransactionCount(this.address, blockTag);
     };
     Wallet.prototype.sendTransaction = function (transaction) {
-        if (!this.provider) {
+        var _this = this;
-            throw new Error('missing provider');
+        return transaction_1.populateTransaction(transaction, this.provider, this.address).then(function (tx) {
-        }
+            return _this.sign(tx).then(function (signedTransaction) {
-        if (!transaction || typeof (transaction) !== 'object') {
+                return _this.provider.sendTransaction(signedTransaction);
-            throw new Error('invalid transaction object');
+            });
-        }
+        });
-        var tx = properties_1.shallowCopy(transaction);
-        if (tx.to != null) {
-            tx.to = this.provider.resolveName(tx.to);
-        }
-        if (tx.gasPrice == null) {
-            tx.gasPrice = this.provider.getGasPrice();
-        }
-        if (tx.nonce == null) {
-            tx.nonce = this.getTransactionCount();
-        }
-        if (tx.gasLimit == null) {
-            var estimate = properties_1.shallowCopy(tx);
-            estimate.from = this.getAddress();
-            tx.gasLimit = this.provider.estimateGas(estimate);
-        }
-        if (tx.chainId == null) {
-            tx.chainId = this.provider.getNetwork().then(function (network) { return network.chainId; });
-        }
-        return this.provider.sendTransaction(this.sign(tx));
     };
     Wallet.prototype.encrypt = function (password, options, progressCallback) {
         if (typeof (options) === 'function' && !progressCallback) {

dist/ethers.types.txt

@@ -219,10 +219,11 @@ declare module 'ethers/utils' {
     import { keccak256 as solidityKeccak256, pack as solidityPack, sha256 as soliditySha256 } from 'ethers/utils/solidity';
     import { randomBytes } from 'ethers/utils/random-bytes';
     import { getNetwork } from 'ethers/utils/networks';
-    import { deepCopy, defineReadOnly, resolveProperties, shallowCopy } from 'ethers/utils/properties';
+    import { checkProperties, deepCopy, defineReadOnly, resolveProperties, shallowCopy } from 'ethers/utils/properties';
     import * as RLP from 'ethers/utils/rlp';
     import { computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage } from 'ethers/utils/secp256k1';
     import { SigningKey } from 'ethers/utils/signing-key';
+    import { populateTransaction } from 'ethers/utils/transaction';
     import { parse as parseTransaction, serialize as serializeTransaction } from 'ethers/utils/transaction';
     import { formatBytes32String, parseBytes32String, toUtf8Bytes, toUtf8String } from 'ethers/utils/utf8';
     import { commify, formatEther, parseEther, formatUnits, parseUnits } from 'ethers/utils/units';
@@ -238,7 +239,7 @@ declare module 'ethers/utils' {
     import { ConnectionInfo, OnceBlockable, PollOptions } from 'ethers/utils/web';
     import { EncryptOptions, ProgressCallback } from 'ethers/utils/secret-storage';
     import { Wordlist } from 'ethers/utils/wordlist';
-    export { AbiCoder, defaultAbiCoder, formatSignature, formatParamType, parseSignature, parseParamType, RLP, fetchJson, getNetwork, deepCopy, defineReadOnly, resolveProperties, shallowCopy, arrayify, concat, padZeros, stripZeros, HDNode, SigningKey, Interface, base64, BigNumber, bigNumberify, hexlify, hexStripZeros, hexZeroPad, hexDataLength, hexDataSlice, toUtf8Bytes, toUtf8String, formatBytes32String, parseBytes32String, hashMessage, namehash, id, getAddress, getIcapAddress, getContractAddress, formatEther, parseEther, formatUnits, parseUnits, commify, keccak256, sha256, randomBytes, solidityPack, solidityKeccak256, soliditySha256, splitSignature, joinSignature, parseTransaction, serializeTransaction, getJsonWalletAddress, computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage, SupportedAlgorithms, UnicodeNormalizationForm, CoerceFunc, EventFragment, FunctionFragment, ParamType, BigNumberish, Arrayish, Hexable, Signature, Indexed, DeployDescription, EventDescription, FunctionDescription, LogDescription, TransactionDescription, Network, Networkish, Transaction, UnsignedTransaction, ConnectionInfo, OnceBlockable, PollOptions, EncryptOptions, ProgressCallback, Wordlist, };
+    export { AbiCoder, defaultAbiCoder, formatSignature, formatParamType, parseSignature, parseParamType, RLP, fetchJson, getNetwork, checkProperties, deepCopy, defineReadOnly, resolveProperties, shallowCopy, arrayify, concat, padZeros, stripZeros, HDNode, SigningKey, Interface, base64, BigNumber, bigNumberify, hexlify, hexStripZeros, hexZeroPad, hexDataLength, hexDataSlice, toUtf8Bytes, toUtf8String, formatBytes32String, parseBytes32String, hashMessage, namehash, id, getAddress, getIcapAddress, getContractAddress, formatEther, parseEther, formatUnits, parseUnits, commify, keccak256, sha256, randomBytes, solidityPack, solidityKeccak256, soliditySha256, splitSignature, joinSignature, parseTransaction, populateTransaction, serializeTransaction, getJsonWalletAddress, computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage, SupportedAlgorithms, UnicodeNormalizationForm, CoerceFunc, EventFragment, FunctionFragment, ParamType, BigNumberish, Arrayish, Hexable, Signature, Indexed, DeployDescription, EventDescription, FunctionDescription, LogDescription, TransactionDescription, Network, Networkish, Transaction, UnsignedTransaction, ConnectionInfo, OnceBlockable, PollOptions, EncryptOptions, ProgressCallback, Wordlist, };
 }
 
 declare module 'ethers/wordlists' {
@@ -260,7 +261,7 @@ declare module 'ethers/utils/shims' {
 }
 
 declare module 'ethers/_version' {
-    export const version = "4.0.6";
+    export const version = "4.0.7";
 }
 
 declare module 'ethers/utils/bignumber' {
@@ -412,6 +413,7 @@ declare module 'ethers/utils/transaction' {
     import { BigNumber } from 'ethers/utils/bignumber';
     import { Arrayish, Signature } from 'ethers/utils/bytes';
     import { BigNumberish } from 'ethers/utils/bignumber';
+    import { Provider } from 'ethers/providers/abstract-provider';
     export type UnsignedTransaction = {
         to?: string;
         nonce?: number;
@@ -437,6 +439,7 @@ declare module 'ethers/utils/transaction' {
     }
     export function serialize(transaction: UnsignedTransaction, signature?: Arrayish | Signature): string;
     export function parse(rawTransaction: Arrayish): Transaction;
+    export function populateTransaction(transaction: any, provider: Provider, from: string | Promise<string>): Promise<Transaction>;
 }
 
 declare module 'ethers/providers/abstract-provider' {
@@ -936,6 +939,9 @@ declare module 'ethers/utils/properties' {
     export function setType(object: any, type: string): void;
     export function isType(object: any, type: string): boolean;
     export function resolveProperties(object: any): Promise<any>;
+    export function checkProperties(object: any, properties: {
+        [name: string]: boolean;
+    }): void;
     export function shallowCopy(object: any): any;
     export function deepCopy(object: any, frozen?: boolean): any;
     export function inheritable(parent: any): (child: any) => void;

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "ethers",
-  "version": "4.0.6",
+  "version": "4.0.7",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "ethers",
-  "version": "4.0.6",
+  "version": "4.0.7",
   "description": "Ethereum wallet library.",
   "main": "./index.js",
   "types": "./index.d.ts",

providers/base-provider.js

@@ -1095,6 +1095,9 @@ var BaseProvider = /** @class */ (function (_super) {
             result = true;
             return !(event.once);
         });
+        if (this.listenerCount() === 0) {
+            this.polling = false;
+        }
         return result;
     };
     BaseProvider.prototype.listenerCount = function (eventName) {

providers/json-rpc-provider.js

@@ -20,13 +20,14 @@ Object.defineProperty(exports, "__esModule", { value: true });
 // See: https://github.com/ethereum/wiki/wiki/JSON-RPC
 var base_provider_1 = require("./base-provider");
 var abstract_signer_1 = require("../abstract-signer");
+var errors = __importStar(require("../errors"));
 var address_1 = require("../utils/address");
 var bytes_1 = require("../utils/bytes");
 var networks_1 = require("../utils/networks");
 var properties_1 = require("../utils/properties");
+var transaction_1 = require("../utils/transaction");
 var utf8_1 = require("../utils/utf8");
 var web_1 = require("../utils/web");
-var errors = __importStar(require("../errors"));
 function timer(timeout) {
     return new Promise(function (resolve) {
         setTimeout(function () {
@@ -77,14 +78,6 @@ var JsonRpcSigner = /** @class */ (function (_super) {
         }
         return _this;
     }
-    /* May add back in the future; for now it is considered confusing. :)
-    get address(): string {
-        if (!this._address) {
-            errors.throwError('no sync sync address available; use getAddress', errors.UNSUPPORTED_OPERATION, { operation: 'address' });
-        }
-        return this._address
-    }
-    */
     JsonRpcSigner.prototype.getAddress = function () {
         var _this = this;
         if (this._address) {
@@ -106,20 +99,18 @@ var JsonRpcSigner = /** @class */ (function (_super) {
     };
     JsonRpcSigner.prototype.sendTransaction = function (transaction) {
         var _this = this;
-        var tx = properties_1.shallowCopy(transaction);
+        // Once populateTransaction resolves, the from address will be populated from getAddress
-        if (tx.from == null) {
+        var from = null;
-            tx.from = this.getAddress().then(function (address) {
+        var getAddress = this.getAddress().then(function (address) {
-                if (!address) {
+            if (address) {
-                    return null;
+                from = address.toLowerCase();
             }
-                return address.toLowerCase();
+            return from;
         });
-        }
+        return transaction_1.populateTransaction(transaction, this.provider, getAddress).then(function (tx) {
-        if (transaction.gasLimit == null) {
+            var hexTx = JsonRpcProvider.hexlifyTransaction(tx);
-            tx.gasLimit = this.provider.estimateGas(tx);
+            hexTx.from = from;
-        }
+            return _this.provider.send('eth_sendTransaction', [hexTx]).then(function (hash) {
-        return properties_1.resolveProperties(tx).then(function (tx) {
-            return _this.provider.send('eth_sendTransaction', [JsonRpcProvider.hexlifyTransaction(tx)]).then(function (hash) {
                 return web_1.poll(function () {
                     return _this.provider.getTransaction(hash).then(function (tx) {
                         if (tx === null) {
@@ -342,20 +333,18 @@ var JsonRpcProvider = /** @class */ (function (_super) {
     // NOTE: This allows a TransactionRequest, but all values should be resolved
     //       before this is called
     JsonRpcProvider.hexlifyTransaction = function (transaction, allowExtra) {
-        if (!allowExtra) {
+        // Check only allowed properties are given
-            allowExtra = {};
+        var allowed = properties_1.shallowCopy(allowedTransactionKeys);
-        }
+        if (allowExtra) {
-        for (var key in transaction) {
+            for (var key in allowExtra) {
-            if (!allowedTransactionKeys[key] && !allowExtra[key]) {
+                if (allowExtra[key]) {
-                errors.throwError('invalid key - ' + key, errors.INVALID_ARGUMENT, {
+                    allowed[key] = true;
-                    argument: 'transaction',
-                    value: transaction,
-                    key: key
-                });
                 }
             }
+        }
+        properties_1.checkProperties(transaction, allowed);
         var result = {};
-        // Some nodes (INFURA ropsten; INFURA mainnet is fine) don't like extra zeros.
+        // Some nodes (INFURA ropsten; INFURA mainnet is fine) don't like leading zeros.
         ['gasLimit', 'gasPrice', 'nonce', 'value'].forEach(function (key) {
             if (transaction[key] == null) {
                 return;

src.ts/_version.ts

@@ -1 +1 @@
-export const version = "4.0.6";
+export const version = "4.0.7";

utils/index.d.ts

@@ -12,10 +12,11 @@ import { sha256 } from './sha2';
 import { keccak256 as solidityKeccak256, pack as solidityPack, sha256 as soliditySha256 } from './solidity';
 import { randomBytes } from './random-bytes';
 import { getNetwork } from './networks';
-import { deepCopy, defineReadOnly, resolveProperties, shallowCopy } from './properties';
+import { checkProperties, deepCopy, defineReadOnly, resolveProperties, shallowCopy } from './properties';
 import * as RLP from './rlp';
 import { computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage } from './secp256k1';
 import { SigningKey } from './signing-key';
+import { populateTransaction } from './transaction';
 import { parse as parseTransaction, serialize as serializeTransaction } from './transaction';
 import { formatBytes32String, parseBytes32String, toUtf8Bytes, toUtf8String } from './utf8';
 import { commify, formatEther, parseEther, formatUnits, parseUnits } from './units';
@@ -31,4 +32,4 @@ import { Transaction, UnsignedTransaction } from './transaction';
 import { ConnectionInfo, OnceBlockable, PollOptions } from './web';
 import { EncryptOptions, ProgressCallback } from './secret-storage';
 import { Wordlist } from './wordlist';
-export { AbiCoder, defaultAbiCoder, formatSignature, formatParamType, parseSignature, parseParamType, RLP, fetchJson, getNetwork, deepCopy, defineReadOnly, resolveProperties, shallowCopy, arrayify, concat, padZeros, stripZeros, HDNode, SigningKey, Interface, base64, BigNumber, bigNumberify, hexlify, hexStripZeros, hexZeroPad, hexDataLength, hexDataSlice, toUtf8Bytes, toUtf8String, formatBytes32String, parseBytes32String, hashMessage, namehash, id, getAddress, getIcapAddress, getContractAddress, formatEther, parseEther, formatUnits, parseUnits, commify, keccak256, sha256, randomBytes, solidityPack, solidityKeccak256, soliditySha256, splitSignature, joinSignature, parseTransaction, serializeTransaction, getJsonWalletAddress, computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage, SupportedAlgorithms, UnicodeNormalizationForm, CoerceFunc, EventFragment, FunctionFragment, ParamType, BigNumberish, Arrayish, Hexable, Signature, Indexed, DeployDescription, EventDescription, FunctionDescription, LogDescription, TransactionDescription, Network, Networkish, Transaction, UnsignedTransaction, ConnectionInfo, OnceBlockable, PollOptions, EncryptOptions, ProgressCallback, Wordlist, };
+export { AbiCoder, defaultAbiCoder, formatSignature, formatParamType, parseSignature, parseParamType, RLP, fetchJson, getNetwork, checkProperties, deepCopy, defineReadOnly, resolveProperties, shallowCopy, arrayify, concat, padZeros, stripZeros, HDNode, SigningKey, Interface, base64, BigNumber, bigNumberify, hexlify, hexStripZeros, hexZeroPad, hexDataLength, hexDataSlice, toUtf8Bytes, toUtf8String, formatBytes32String, parseBytes32String, hashMessage, namehash, id, getAddress, getIcapAddress, getContractAddress, formatEther, parseEther, formatUnits, parseUnits, commify, keccak256, sha256, randomBytes, solidityPack, solidityKeccak256, soliditySha256, splitSignature, joinSignature, parseTransaction, populateTransaction, serializeTransaction, getJsonWalletAddress, computeAddress, computePublicKey, recoverAddress, recoverPublicKey, verifyMessage, SupportedAlgorithms, UnicodeNormalizationForm, CoerceFunc, EventFragment, FunctionFragment, ParamType, BigNumberish, Arrayish, Hexable, Signature, Indexed, DeployDescription, EventDescription, FunctionDescription, LogDescription, TransactionDescription, Network, Networkish, Transaction, UnsignedTransaction, ConnectionInfo, OnceBlockable, PollOptions, EncryptOptions, ProgressCallback, Wordlist, };

utils/index.js

@@ -58,6 +58,7 @@ exports.randomBytes = random_bytes_1.randomBytes;
 var networks_1 = require("./networks");
 exports.getNetwork = networks_1.getNetwork;
 var properties_1 = require("./properties");
+exports.checkProperties = properties_1.checkProperties;
 exports.deepCopy = properties_1.deepCopy;
 exports.defineReadOnly = properties_1.defineReadOnly;
 exports.resolveProperties = properties_1.resolveProperties;
@@ -73,8 +74,10 @@ exports.verifyMessage = secp256k1_1.verifyMessage;
 var signing_key_1 = require("./signing-key");
 exports.SigningKey = signing_key_1.SigningKey;
 var transaction_1 = require("./transaction");
-exports.parseTransaction = transaction_1.parse;
+exports.populateTransaction = transaction_1.populateTransaction;
-exports.serializeTransaction = transaction_1.serialize;
+var transaction_2 = require("./transaction");
+exports.parseTransaction = transaction_2.parse;
+exports.serializeTransaction = transaction_2.serialize;
 var utf8_1 = require("./utf8");
 exports.formatBytes32String = utf8_1.formatBytes32String;
 exports.parseBytes32String = utf8_1.parseBytes32String;

utils/properties.d.ts

@@ -2,6 +2,9 @@ export declare function defineReadOnly(object: any, name: string, value: any): v
 export declare function setType(object: any, type: string): void;
 export declare function isType(object: any, type: string): boolean;
 export declare function resolveProperties(object: any): Promise<any>;
+export declare function checkProperties(object: any, properties: {
+    [name: string]: boolean;
+}): void;
 export declare function shallowCopy(object: any): any;
 export declare function deepCopy(object: any, frozen?: boolean): any;
 export declare function inheritable(parent: any): (child: any) => void;

utils/properties.js

@@ -1,5 +1,13 @@
 'use strict';
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
 Object.defineProperty(exports, "__esModule", { value: true });
+var errors = __importStar(require("../errors"));
 function defineReadOnly(object, name, value) {
     Object.defineProperty(object, name, {
         enumerable: true,
@@ -38,6 +46,24 @@ function resolveProperties(object) {
     });
 }
 exports.resolveProperties = resolveProperties;
+function checkProperties(object, properties) {
+    if (!object || typeof (object) !== 'object') {
+        errors.throwError('invalid object', errors.INVALID_ARGUMENT, {
+            argument: 'object',
+            value: object
+        });
+    }
+    Object.keys(object).forEach(function (key) {
+        if (!properties[key]) {
+            errors.throwError('invalid object key - ' + key, errors.INVALID_ARGUMENT, {
+                argument: 'transaction',
+                value: object,
+                key: key
+            });
+        }
+    });
+}
+exports.checkProperties = checkProperties;
 function shallowCopy(object) {
     var result = {};
     for (var key in object) {

utils/transaction.d.ts

@@ -1,6 +1,7 @@
 import { BigNumber } from './bignumber';
 import { Arrayish, Signature } from './bytes';
 import { BigNumberish } from './bignumber';
+import { Provider } from '../providers/abstract-provider';
 export declare type UnsignedTransaction = {
     to?: string;
     nonce?: number;
@@ -26,3 +27,4 @@ export interface Transaction {
 }
 export declare function serialize(transaction: UnsignedTransaction, signature?: Arrayish | Signature): string;
 export declare function parse(rawTransaction: Arrayish): Transaction;
+export declare function populateTransaction(transaction: any, provider: Provider, from: string | Promise<string>): Promise<Transaction>;

utils/transaction.js

@@ -14,7 +14,9 @@ var address_1 = require("./address");
 var bignumber_1 = require("./bignumber");
 var bytes_1 = require("./bytes");
 var keccak256_1 = require("./keccak256");
+var properties_1 = require("./properties");
 var RLP = __importStar(require("./rlp"));
+var abstract_provider_1 = require("../providers/abstract-provider");
 ///////////////////////////////
 function handleAddress(value) {
     if (value === '0x') {
@@ -36,7 +38,11 @@ var transactionFields = [
     { name: 'value', maxLength: 32 },
     { name: 'data' },
 ];
+var allowedTransactionKeys = {
+    chainId: true, data: true, gasLimit: true, gasPrice: true, nonce: true, to: true, value: true
+};
 function serialize(transaction, signature) {
+    properties_1.checkProperties(transaction, allowedTransactionKeys);
     var raw = [];
     transactionFields.forEach(function (fieldInfo) {
         var value = transaction[fieldInfo.name] || ([]);
@@ -139,3 +145,32 @@ function parse(rawTransaction) {
     return tx;
 }
 exports.parse = parse;
+function populateTransaction(transaction, provider, from) {
+    if (!abstract_provider_1.Provider.isProvider(provider)) {
+        errors.throwError('missing provider', errors.INVALID_ARGUMENT, {
+            argument: 'provider',
+            value: provider
+        });
+    }
+    properties_1.checkProperties(transaction, allowedTransactionKeys);
+    var tx = properties_1.shallowCopy(transaction);
+    if (tx.to != null) {
+        tx.to = provider.resolveName(tx.to);
+    }
+    if (tx.gasPrice == null) {
+        tx.gasPrice = provider.getGasPrice();
+    }
+    if (tx.nonce == null) {
+        tx.nonce = provider.getTransactionCount(from);
+    }
+    if (tx.gasLimit == null) {
+        var estimate = properties_1.shallowCopy(tx);
+        estimate.from = from;
+        tx.gasLimit = provider.estimateGas(estimate);
+    }
+    if (tx.chainId == null) {
+        tx.chainId = provider.getNetwork().then(function (network) { return network.chainId; });
+    }
+    return properties_1.resolveProperties(tx);
+}
+exports.populateTransaction = populateTransaction;

utils/web.js

@@ -9,6 +9,7 @@ var __importStar = (this && this.__importStar) || function (mod) {
 Object.defineProperty(exports, "__esModule", { value: true });
 var xmlhttprequest_1 = require("xmlhttprequest");
 var base64_1 = require("./base64");
+var properties_1 = require("./properties");
 var utf8_1 = require("./utf8");
 var errors = __importStar(require("../errors"));
 function fetchJson(connection, json, processFunc) {
@@ -144,6 +145,7 @@ function poll(func, options) {
     if (!options) {
         options = {};
     }
+    options = properties_1.shallowCopy(options);
     if (options.floor == null) {
         options.floor = 0;
     }

wallet.js

@@ -31,9 +31,6 @@ var transaction_1 = require("./utils/transaction");
 var abstract_signer_1 = require("./abstract-signer");
 var abstract_provider_1 = require("./providers/abstract-provider");
 var errors = __importStar(require("./errors"));
-var allowedTransactionKeys = {
-    chainId: true, data: true, gasLimit: true, gasPrice: true, nonce: true, to: true, value: true
-};
 var Wallet = /** @class */ (function (_super) {
     __extends(Wallet, _super);
     function Wallet(privateKey, provider) {
@@ -83,19 +80,10 @@ var Wallet = /** @class */ (function (_super) {
     };
     Wallet.prototype.sign = function (transaction) {
         var _this = this;
-        for (var key in transaction) {
-            if (!allowedTransactionKeys[key]) {
-                errors.throwError('unsupported transaction property - ' + key, errors.INVALID_ARGUMENT, {
-                    argument: 'transaction',
-                    value: transaction,
-                    key: key
-                });
-            }
-        }
         return properties_1.resolveProperties(transaction).then(function (tx) {
             var rawTx = transaction_1.serialize(tx);
             var signature = _this.signingKey.signDigest(keccak256_1.keccak256(rawTx));
-            return Promise.resolve(transaction_1.serialize(tx, signature));
+            return transaction_1.serialize(tx, signature);
         });
     };
     Wallet.prototype.signMessage = function (message) {
@@ -114,31 +102,12 @@ var Wallet = /** @class */ (function (_super) {
         return this.provider.getTransactionCount(this.address, blockTag);
     };
     Wallet.prototype.sendTransaction = function (transaction) {
-        if (!this.provider) {
+        var _this = this;
-            throw new Error('missing provider');
+        return transaction_1.populateTransaction(transaction, this.provider, this.address).then(function (tx) {
-        }
+            return _this.sign(tx).then(function (signedTransaction) {
-        if (!transaction || typeof (transaction) !== 'object') {
+                return _this.provider.sendTransaction(signedTransaction);
-            throw new Error('invalid transaction object');
+            });
-        }
+        });
-        var tx = properties_1.shallowCopy(transaction);
-        if (tx.to != null) {
-            tx.to = this.provider.resolveName(tx.to);
-        }
-        if (tx.gasPrice == null) {
-            tx.gasPrice = this.provider.getGasPrice();
-        }
-        if (tx.nonce == null) {
-            tx.nonce = this.getTransactionCount();
-        }
-        if (tx.gasLimit == null) {
-            var estimate = properties_1.shallowCopy(tx);
-            estimate.from = this.getAddress();
-            tx.gasLimit = this.provider.estimateGas(estimate);
-        }
-        if (tx.chainId == null) {
-            tx.chainId = this.provider.getNetwork().then(function (network) { return network.chainId; });
-        }
-        return this.provider.sendTransaction(this.sign(tx));
     };
     Wallet.prototype.encrypt = function (password, options, progressCallback) {
         if (typeof (options) === 'function' && !progressCallback) {